{"title":"Insulation Testers","description":"\u003ch2\u003eBuy High-Quality Insulation Resistance Testers in Sri Lanka\u003c\/h2\u003e\n\u003ch3\u003eDigital Megohmmeters and Megger Testers for Electrical Safety Testing\u003c\/h3\u003e\n\n\u003cp\u003eExplore our premium range of \u003cstrong\u003einsulation resistance testers\u003c\/strong\u003e engineered for accurate dielectric integrity checks on cables, motors, transformers, and electrical installations. At nanozone.lk, we supply high-quality \u003cstrong\u003emegger insulation testers\u003c\/strong\u003e that help electrical engineers and maintenance teams detect insulation breakdown, prevent short circuits, and ensure compliance with IEC61010 and IEC61557 safety standards.\u003c\/p\u003e\n\n\u003cp\u003eOur collection features reliable \u003cstrong\u003edigital insulation testers\u003c\/strong\u003e and \u003cstrong\u003ehandheld megohmmeters\u003c\/strong\u003e suitable for low-voltage wiring, industrial motors, and high-voltage switchgear. Whether you need an entry-level \u003cstrong\u003e250V insulation tester\u003c\/strong\u003e for routine household and panel checks or a high-voltage \u003cstrong\u003e5kV to 10kV insulation tester\u003c\/strong\u003e for cable and transformer diagnostics, we provide professional-grade testing tools tailored to fit any electrical maintenance budget.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Buy Your Insulation Testing Equipment from Us?\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n    \u003cdt\u003eHigh-Quality Diagnostic Precision\u003c\/dt\u003e\n    \u003cdd\u003eWe source only professional-grade insulation resistance testers designed to deliver accurate, repeatable megohm readings for critical electrical maintenance, PI\/DAR analysis, and troubleshooting workflows.\u003c\/dd\u003e\n\n    \u003cdt\u003eUnbeatable Market Value\u003c\/dt\u003e\n    \u003cdd\u003eWe are committed to offering the most cost-effective insulation testing equipment on the market, ensuring your team gains reliable dielectric diagnostic capability without excessive capital investment.\u003c\/dd\u003e\n\n    \u003cdt\u003ePortable and User-Friendly\u003c\/dt\u003e\n    \u003cdd\u003eDesigned for the realities of field service, our lightweight megger testers feature clear digital displays, auto-discharge safety, and simple rotary voltage selection, making on-site insulation testing fast and highly efficient.\u003c\/dd\u003e\n\u003c\/dl\u003e","products":[{"product_id":"uni-t-ut501a-insulation-resistance-tester-megohmmeter-precision-electrical-testing-with-advanced-safety-features","title":"UNI-T UT501A Insulation Resistance Tester Megohmmeter: Precision Electrical Testing with Advanced Safety Features","description":"The UNI-T UT501A Insulation Resistance Tester Megohmmeter, widely known as a Megger, is an advanced tool designed for the precise measurement of insulation resistance within various electrical systems. This sophisticated device is engineered to enhance safety, reliability, and efficiency in electrical testing, making it an essential instrument for electricians, technicians, and engineers. Featuring a robust suite of capabilities, the UT501A is certified by CE and UKCA, ensuring compliance with international safety and quality standards.\u003cbr\u003e\u003cbr\u003eAt the heart of the UT501A is its 2000 count LCD display, which provides clear and accurate readings. The device is equipped with an overload indication and backlight for ease of use in different environments. It supports AC voltage measurement and incorporates an auto power-off feature to conserve battery life. The auto discharge function ensures safety after tests by discharging residual electricity from the device under test.\u003cbr\u003e\u003cbr\u003eThe UT501A excels in continuous low resistance measurement and offers a continuous measurement mode, augmented by a red warning light and buzzer function for enhanced safety. It stands out with its ability to measure Polarization Index (PI) and Dielectric Absorption Ratio (DAR), coupled with automatic resistivity calculation. Additionally, its low resistance returning to zero function significantly improves accuracy, setting it apart from competitors.\u003cbr\u003eSpecifications and Features:\u003cbr\u003e\u003cbr\u003eTest Voltages: 500V \/ 1000V \/ 2500V\u003cbr\u003eAccuracy:\u003cbr\u003e0MΩ~99.9MΩ Range ±(3%+5)\u003cbr\u003e100MΩ~9.9GΩ Range ±(5%+5)\u003cbr\u003e10GΩ~20GΩ Range ±(10%+5)\u003cbr\u003eShort-circuit Current: \u0026lt;2mA\u003cbr\u003eLow Resistance (Ω) Accuracy: 0.01Ω~200Ω (about 5.0V\/\u0026gt;200mA）Range ±(2%+3)\u003cbr\u003eAC Voltage (V): 30V~600V Range ±(2%+3)\u003cbr\u003eFeatures: DAR, PI, Auto Range, Low Battery Indication, LCD Backlight, Light Alarm, Buzzer Alarm, High Voltage Indication, Overload Indication, Auto Discharge\u003cbr\u003e\u003cbr\u003eWith its comprehensive features and specifications, the UNI-T UT501A Insulation Resistance Tester Megohmmeter stands as a testament to UNI-T's commitment to quality, reliability, and safety in electrical testing equipment.","brand":"UNI-T","offers":[{"title":"Default Title","offer_id":46169774719189,"sku":"","price":24500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/UNI-TUT501AInsulationResistanceTesterMeggerMegohmmetercopy.jpg?v=1710297292"},{"product_id":"uni-t-ut502a-insulation-tester","title":"UNI-T UT502A Insulation Tester","description":"\u003ch2\u003eUNI-T UT502A Insulation Tester | Advanced Digital Insulation Resistance Meter\u003c\/h2\u003e\n\u003ch3\u003eYour Reliable Insulation Tester for Electrical Safety and Maintenance in Sri Lanka\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eUNI-T UT502A\u003c\/strong\u003e is a high-performance \u003cstrong\u003edigital insulation tester\u003c\/strong\u003e designed for accurate and dependable \u003cstrong\u003einsulation resistance measurement\u003c\/strong\u003e essential for electrical equipment maintenance and safety verification. This versatile \u003cstrong\u003einsulation resistance meter\u003c\/strong\u003e is ideal for electricians, engineers, and maintenance professionals working across Sri Lanka's industrial, power, and telecommunications sectors. Whether testing transformers, motors, cables, or switchgear, the UT502A delivers reliable readings with advanced features like \u003cstrong\u003ePolarization Index (PI)\u003c\/strong\u003e and \u003cstrong\u003eDielectric Absorption Ratio (DAR)\u003c\/strong\u003e measurement for comprehensive insulation diagnostics.\u003c\/p\u003e\n\n\u003cp\u003eDesigned with a user-friendly interface and a robust handheld design, this \u003cstrong\u003edigital insulation tester\u003c\/strong\u003e simplifies on-site inspections. It supports multiple test voltages up to 2500V, continuous low resistance measurement, auto discharge, and offers clear LCD backlighting for use even in low-light conditions. Certified to meet international safety standards, the UT502A is the perfect tool to ensure your electrical systems operate safely and efficiently.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features of the UNI-T UT502A Insulation Tester\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eMulti-Voltage Testing Capability\u003c\/dt\u003e\n  \u003cdd\u003eSupports insulation resistance testing at 500V, 1000V, and up to 2500V for various electrical equipment and materials.\u003c\/dd\u003e\n  \u003cdt\u003ePolarization Index (PI) and Dielectric Absorption Ratio (DAR)\u003c\/dt\u003e\n  \u003cdd\u003eIncludes advanced PI and DAR measurement functions with automatic resistivity calculations to assess insulation quality comprehensively.\u003c\/dd\u003e\n  \u003cdt\u003eContinuous Low Resistance Measurement\u003c\/dt\u003e\n  \u003cdd\u003eOffers precise low resistance testing with auto return-to-zero functionality ensuring enhanced measurement accuracy.\u003c\/dd\u003e\n  \u003cdt\u003eClear LCD Display With Backlight\u003c\/dt\u003e\n  \u003cdd\u003eLarge 2000-count digital LCD with backlight ensures clear readings in all lighting conditions, complemented by alarm light and buzzer alerts.\u003c\/dd\u003e\n  \u003cdt\u003eAuto Discharge and Safety Features\u003c\/dt\u003e\n  \u003cdd\u003eAutomatic discharge of capacitive voltage after testing ensures user safety, alongside overload and high voltage indication.\u003c\/dd\u003e\n  \u003cdt\u003eAuto Power-Off and Low Battery Indication\u003c\/dt\u003e\n  \u003cdd\u003eFeature-rich with power-saving auto shutoff and a clear low battery indicator for reliability during fieldwork.\u003c\/dd\u003e\n  \u003cdt\u003eRobust and Portable Design\u003c\/dt\u003e\n  \u003cdd\u003eCompact handheld unit weighing approximately 500g, designed for durability and easy portability on all job sites.\u003c\/dd\u003e\n  \u003cdt\u003eIEC 61557 Compliance\u003c\/dt\u003e\n  \u003cdd\u003eMeets international standards IEC 61557-1:2007, 61557-2:2007, and 61557-4:2007 ensuring reliable and safe operation.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cp\u003eThis \u003cstrong\u003einsulation resistance tester\u003c\/strong\u003e is essential for:\u003c\/p\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eElectrical Equipment Maintenance \u0026amp; Troubleshooting\u003c\/dt\u003e\n  \u003cdd\u003eTest insulation integrity in transformers, motors, generators, cables, and switchgear to prevent failures and extend equipment life.\u003c\/dd\u003e\n  \u003cdt\u003eIndustrial and Power Systems Safety Checks\u003c\/dt\u003e\n  \u003cdd\u003eVerify insulation resistance to meet safety standards and protect personnel and equipment from electrical faults.\u003c\/dd\u003e\n  \u003cdt\u003eInstallation \u0026amp; Commissioning\u003c\/dt\u003e\n  \u003cdd\u003eConfirm insulation quality during new equipment installation and after repairs or upgrades for compliance and reliability.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eTechnical Specifications of the UNI-T UT502A\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eInsulation Resistance Test Voltages (V)\u003c\/dt\u003e\n  \u003cdd\u003e500V, 1000V, 2500V\u003c\/dd\u003e\n  \u003cdt\u003eInsulation Resistance Range\u003c\/dt\u003e\n  \u003cdd\u003e0MΩ ~ 99.9MΩ (±3%+5) up to 2500V; extended range for higher resistance up to 20GΩ\u003c\/dd\u003e\n  \u003cdt\u003eLow Resistance Measurement\u003c\/dt\u003e\n  \u003cdd\u003e0.01Ω ~ 200Ω (±2%+3) with continuous measurement and auto zero return\u003c\/dd\u003e\n  \u003cdt\u003eAC Voltage Measurement\u003c\/dt\u003e\n  \u003cdd\u003e30V ~ 600V (±2%+3)\u003c\/dd\u003e\n  \u003cdt\u003eDisplay\u003c\/dt\u003e\n  \u003cdd\u003eLarge 2000-count LCD with backlight, alarm light, and buzzer\u003c\/dd\u003e\n  \u003cdt\u003ePower Supply\u003c\/dt\u003e\n  \u003cdd\u003e6 x 1.5V batteries (LR6)\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 x UNI-T UT502A Insulation Tester\u003c\/dd\u003e\n  \u003cdd\u003e1 x Set of Test Leads \u0026amp; Alligator Clips\u003c\/dd\u003e\n  \u003cdd\u003e1 x Gallus Probe\u003c\/dd\u003e\n  \u003cdd\u003e1 x Temperature Probe\u003c\/dd\u003e\n  \u003cdd\u003e6 x 1.5V Batteries (LR6)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Carrying Case\u003c\/dd\u003e\n  \u003cdd\u003e1 x English User Manual\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni_t_ut502a_data_sheet.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download UNI-T UT502A Data Sheet\u003c\/a\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni_t_ut502a_user_manual.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download UNI-T UT502A User Manual\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=UNI-T\"\u003eUNI-T\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"variant-inventory\"\u003e\n  \u003cspan class=\"in-stock-status\"\u003eIn stock! Available for delivery in Sri Lanka.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"UNI-T","offers":[{"title":"Default Title","offer_id":52366529921237,"sku":null,"price":42500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-ut502a-digital-insulation-tester-500v-test-mode.jpg?v=1763389305"},{"product_id":"kyoritsu-3005a-continuity-and-insulation-tester","title":"KYORITSU 3005A Continuity and Insulation Tester","description":"\u003ch2\u003eKYORITSU 3005A Continuity and Insulation Tester | Digital Insulation Resistance Testing\u003c\/h2\u003e\n\u003ch3\u003eProfessional Electrical Insulation \u0026amp; Continuity Testing for Safety \u0026amp; Maintenance in Sri Lanka\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eKYORITSU 3005A\u003c\/strong\u003e is a microprocessor-controlled \u003cstrong\u003edigital insulation tester\u003c\/strong\u003e combining high accuracy with user-friendly operation. Designed for precise \u003cstrong\u003einsulation resistance measurement\u003c\/strong\u003e and continuity testing, it is ideal for electricians, engineers, and maintenance professionals across Sri Lanka's industrial, power, and telecommunication sectors. The tester supports multiple test voltages (250V, 500V, and 1000V) and provides clear diagnostics with a bar graph display and external AC voltage warning to ensure accurate and safe electrical inspections.\u003c\/p\u003e\n\n\u003cp\u003eEquipped with advanced features like an auto null function to compensate for test lead resistance and automatic discharge of capacitive voltage after testing, the KYORITSU 3005A ensures safety and reliability during field use. Its robust design with IP54 protection and compliance with international standards makes it an indispensable tool for electrical safety verification and preventive maintenance.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features of the KYORITSU 3005A Continuity and Insulation Tester\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eWide Insulation Resistance Test Voltages\u003c\/dt\u003e\n  \u003cdd\u003eOffers selectable test voltages of 250V, 500V, and 1000V for versatile insulation testing applications.\u003c\/dd\u003e\n  \u003cdt\u003eBar Graph Display\u003c\/dt\u003e\n  \u003cdd\u003eVisual bar graph to dynamically display insulation resistance values for quick assessment.\u003c\/dd\u003e\n  \u003cdt\u003eAuto Null Function\u003c\/dt\u003e\n  \u003cdd\u003eAutomatically subtracts test lead resistance for accurate continuity readings.\u003c\/dd\u003e\n  \u003cdt\u003eLive Circuit Warning\u003c\/dt\u003e\n  \u003cdd\u003eAudible buzzer alerts presence of AC voltage to prevent inadvertent testing on live circuits.\u003c\/dd\u003e\n  \u003cdt\u003eAutomatic Discharge\u003c\/dt\u003e\n  \u003cdd\u003eAutomatically discharges capacitive voltage stored in the circuit under test to ensure operator safety.\u003c\/dd\u003e\n  \u003cdt\u003eContinuity Testing\u003c\/dt\u003e\n  \u003cdd\u003eMeasures continuity with 200mA test current and audible buzzer for fast fault detection.\u003c\/dd\u003e\n  \u003cdt\u003eDurable and Portable\u003c\/dt\u003e\n  \u003cdd\u003eDesigned for field use with IP54 protection rating and lightweight construction (approx. 970g).\u003c\/dd\u003e\n  \u003cdt\u003eCompliance \u0026amp; Safety\u003c\/dt\u003e\n  \u003cdd\u003eCertified to IEC 61010-1 CAT III 300V, IEC 61557-1\/2\/4, and IP54 standards for safe, reliable operation.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eCommon Applications for Continuity and Insulation Testing\u003c\/h3\u003e\n\u003cp\u003eThis \u003cstrong\u003einsulation and continuity tester\u003c\/strong\u003e is essential for:\u003c\/p\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eElectrical Installation \u0026amp; Maintenance\u003c\/dt\u003e\n  \u003cdd\u003eVerifying insulation resistance and continuity in electrical wiring, motors, transformers, and switchgear.\u003c\/dd\u003e\n  \u003cdt\u003eIndustrial \u0026amp; Power System Safety\u003c\/dt\u003e\n  \u003cdd\u003ePreventing electrical faults by detecting insulation degradation early and ensuring grounding integrity.\u003c\/dd\u003e\n  \u003cdt\u003eTroubleshooting \u0026amp; Compliance Testing\u003c\/dt\u003e\n  \u003cdd\u003eSupporting routine inspections and regulatory compliance with accurate and reliable electrical measurements.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eTechnical Specifications of the KYORITSU 3005A\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eTest Voltages (V)\u003c\/dt\u003e\n  \u003cdd\u003e250V \/ 500V \/ 1000V\u003c\/dd\u003e\n  \u003cdt\u003eMeasuring Ranges (Mid-scale Values)\u003c\/dt\u003e\n  \u003cdd\u003e20MΩ \/ 200MΩ \/ 2000MΩ\u003c\/dd\u003e\n  \u003cdt\u003eAccuracy\u003c\/dt\u003e\n  \u003cdd\u003e±1.5%rdg±5digits (20MΩ\/200MΩ ranges), ±10%rdg±3digits (2000MΩ range)\u003c\/dd\u003e\n  \u003cdt\u003eOutput Short Circuit Current\u003c\/dt\u003e\n  \u003cdd\u003eApprox. 1.5mA DC\u003c\/dd\u003e\n  \u003cdt\u003eContinuity Test Ranges\u003c\/dt\u003e\n  \u003cdd\u003e20Ω \/ 200Ω \/ 2000Ω with 200mA DC minimum test current\u003c\/dd\u003e\n  \u003cdt\u003eAC Voltage Measurement Range\u003c\/dt\u003e\n  \u003cdd\u003e0 to 600V AC (±5%rdg±3digits)\u003c\/dd\u003e\n  \u003cdt\u003eDisplay\u003c\/dt\u003e\n  \u003cdd\u003eDigital LCD with bar graph and flashing AC voltage indicator\u003c\/dd\u003e\n  \u003cdt\u003ePower Source\u003c\/dt\u003e\n  \u003cdd\u003e8 x 1.5V AA (R6) batteries\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 x KYORITSU 3005A Continuity and Insulation Tester\u003c\/dd\u003e\n  \u003cdd\u003e1 x Set of Test Leads and Cord Case\u003c\/dd\u003e\n  \u003cdd\u003e2 x Fuses (0.5A\/600V)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Shoulder Strap\u003c\/dd\u003e\n  \u003cdd\u003e8 x 1.5V AA Batteries (R6)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Instruction Manual\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/kyoritsu_3005a_3007a_data_sheet.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download KYORITSU 3005A Data Sheet\u003c\/a\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/kyoritsu_3005a_3007a_user_manual.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download KYORITSU 3005A User Manual\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=KYORITSU\"\u003eKYORITSU\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"variant-inventory\"\u003e\n  \u003cspan class=\"in-stock-status\"\u003eIn stock! Available for delivery in Sri Lanka.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"KYORITSU","offers":[{"title":"Default Title","offer_id":52384292372693,"sku":null,"price":136500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/kyoritsu-3005a-insulation-tester-500v-megohm-reading.jpg?v=1763549813"},{"product_id":"kyoritsu-kew-3552bt-continuity-and-insulation-tester","title":"KYORITSU KEW 3552BT Continuity and Insulation Tester","description":"\u003ch2\u003eKYORITSU KEW 3552BT Continuity and Insulation Tester | Fast \u0026amp; Reliable Digital Insulation Resistance Tester\u003c\/h2\u003e\n\u003ch3\u003eExperience Ultra-Fast Electrical Insulation \u0026amp; Continuity Testing with Advanced Features in Sri Lanka\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eKYORITSU KEW 3552BT\u003c\/strong\u003e sets a new standard for \u003cstrong\u003edigital insulation and continuity testers\u003c\/strong\u003e with its industry-leading fast measurement speed of 0.5 seconds. Designed to meet diverse testing demands, it offers six selectable insulation test voltages (50V, 100V, 125V, 250V, 500V, and 1000V) and a broad measurement range up to 40GΩ. This high-precision meter is perfect for electricians, engineers, and maintenance professionals requiring quick, accurate diagnostics and secure data management with Bluetooth and USB connectivity.\u003c\/p\u003e\n\n\u003cp\u003eBuilt for field use, the KEW 3552BT features a clear digital LCD with bar graph, audible alerts for live circuits, and automatic discharge for operator safety. Its durable construction meets IEC safety standards and includes memory storage for up to 1000 measurements, simplifying workflow and compliance documentation. With Bluetooth integration, it supports seamless data transfer to the KEW Smart Advanced app for efficient test result management.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features of the KYORITSU KEW 3552BT Continuity and Insulation Tester\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eUltra-Fast Measurement Speed\u003c\/dt\u003e\n  \u003cdd\u003eComplete insulation resistance tests in an industry-leading 0.5 seconds for enhanced work efficiency.\u003c\/dd\u003e\n  \u003cdt\u003eSix Insulation Test Voltages\u003c\/dt\u003e\n  \u003cdd\u003e50V, 100V, 125V, 250V, 500V, and 1000V with wide measurement ranges suitable for a variety of electrical equipment.\u003c\/dd\u003e\n  \u003cdt\u003eHigh Insulation Resistance Range\u003c\/dt\u003e\n  \u003cdd\u003eAuto-ranging up to 40GΩ with precise accuracy (±2%rdg ±2dgt).\u003c\/dd\u003e\n  \u003cdt\u003eMemory and Data Management\u003c\/dt\u003e\n  \u003cdd\u003eStores up to 1,000 measurements; supports data transfer via USB and Bluetooth® 5.0 to KEW Smart Advanced app.\u003c\/dd\u003e\n  \u003cdt\u003eContinuity Testing\u003c\/dt\u003e\n  \u003cdd\u003eAuto-ranging continuity measurement with 200mA test current and audible buzzer for quick fault detection.\u003c\/dd\u003e\n  \u003cdt\u003eSafety \u0026amp; Operator Protection\u003c\/dt\u003e\n  \u003cdd\u003eAutomatic discharge of stored voltage, live circuit warning buzzer, and IEC61010 CAT III 600V \/ CAT IV 300V compliance.\u003c\/dd\u003e\n  \u003cdt\u003ePortable and Rugged Design\u003c\/dt\u003e\n  \u003cdd\u003eCompact and lightweight (approx. 490g), with IP40 protection for reliable field operation.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cp\u003eThe KYORITSU KEW 3552BT excels in:\u003c\/p\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eElectrical Installation Testing\u003c\/dt\u003e\n  \u003cdd\u003eVerifying insulation integrity and continuity in industrial plants, power systems, and telecommunications equipment.\u003c\/dd\u003e\n  \u003cdt\u003eRoutine Maintenance \u0026amp; Safety Inspections\u003c\/dt\u003e\n  \u003cdd\u003eRapidly assessing insulation status during preventative maintenance to avoid equipment failures and hazards.\u003c\/dd\u003e\n  \u003cdt\u003eCompliance and Quality Control\u003c\/dt\u003e\n  \u003cdd\u003eDocumenting and managing test results efficiently to ensure adherence to electrical safety standards and regulations.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eTechnical Specifications of the KYORITSU KEW 3552BT\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eTest Voltages\u003c\/dt\u003e\n  \u003cdd\u003e50V \/ 100V \/ 125V \/ 250V \/ 500V \/ 1000V\u003c\/dd\u003e\n  \u003cdt\u003eMeasuring Ranges (Auto-ranging)\u003c\/dt\u003e\n  \u003cdd\u003e100.0MΩ (50V), 200.0MΩ (100V), 250.0MΩ (125V), 500.0MΩ (250V), 20.00GΩ (500V), 40.00GΩ (1000V)\u003c\/dd\u003e\n  \u003cdt\u003eAccuracy\u003c\/dt\u003e\n  \u003cdd\u003e±2%rdg ±2 digits (above 0.1MΩ), ±5%rdg (below 0.1MΩ)\u003c\/dd\u003e\n  \u003cdt\u003eContinuity Range \u0026amp; Current\u003c\/dt\u003e\n  \u003cdd\u003e40.00Ω \/ 400.0Ω \/ 4000Ω auto-ranging with max 200mA test current\u003c\/dd\u003e\n  \u003cdt\u003eVoltage Measurement\u003c\/dt\u003e\n  \u003cdd\u003eAC 2.0 to 600V (±1%rdg ±4 digits), DC -2.0 to -600V, +2.0 to +600V\u003c\/dd\u003e\n  \u003cdt\u003eDisplay\u003c\/dt\u003e\n  \u003cdd\u003eLarge LCD with bar graph, flashing AC voltage indication\u003c\/dd\u003e\n  \u003cdt\u003eCommunication\u003c\/dt\u003e\n  \u003cdd\u003eUSB and Bluetooth® 5.0 support\u003c\/dd\u003e\n  \u003cdt\u003ePower Source\u003c\/dt\u003e\n  \u003cdd\u003e4 x 1.5V AA (LR6) batteries\u003c\/dd\u003e\n  \u003cdt\u003eDimensions \u0026amp; Weight\u003c\/dt\u003e\n  \u003cdd\u003e97mm x 156mm x 46mm, approx. 490g including batteries\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 x KYORITSU KEW 3552BT Continuity and Insulation Tester\u003c\/dd\u003e\n  \u003cdd\u003e1 x Test Leads with Remote Control Switch (Model 7260)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Test Leads with Alligator Clip (Model 7261A)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Extension Probe (Model 8017A)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Carrying Case (Model 9173)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Shoulder Strap (Model 9121)\u003c\/dd\u003e\n  \u003cdd\u003e4 x 1.5V AA Batteries (LR6)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Instruction Manual\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/kyoritsu-kew-3551-3552-3352bt-data-sheet.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download KYORITSU KEW 3552BT Data Sheet\u003c\/a\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/kyoritsu-kew-3551-3552-3352bt-user-manual.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download KYORITSU KEW 3552BT User Manual\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=KYORITSU\"\u003eKYORITSU\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"variant-inventory\"\u003e\n  \u003cspan class=\"in-stock-status\"\u003eIn stock! Available for delivery in Sri Lanka.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"KYORITSU","offers":[{"title":"Default Title","offer_id":52392284422357,"sku":null,"price":319500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/kyoritsu-kew-3552bt-insulation-tester-3552-megohm-reading-1000v.jpg?v=1763641738"},{"product_id":"sanwa-mg1000-insulation-tester","title":"SANWA MG1000 Insulation Tester","description":"\u003ch2\u003eSANWA MG1000 Insulation Tester | Digital Insulation Resistance Meter with Dustproof \u0026amp; Splashproof Design\u003c\/h2\u003e\n\u003ch3\u003eReliable and Accurate Electrical Insulation Testing for Safety and Maintenance in Sri Lanka\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eSANWA MG1000\u003c\/strong\u003e is a high-precision \u003cstrong\u003edigital insulation resistance tester\u003c\/strong\u003e designed for measuring insulation resistance of power lines and electrical equipment up to 600V with outstanding safety and durability. Featuring three selectable test voltages (250V, 500V, and 1000V) and a wide measurement range of 4MΩ to 4000MΩ, this versatile insulated tester is perfect for electricians, engineers, and maintenance professionals in Sri Lanka’s industrial, power, and construction sectors.\u003c\/p\u003e\n\n\u003cp\u003eBuilt to withstand tough environments, the MG1000 incorporates a dustproof and splashproof IP54-rated carry case, large backlit LCD with bar graph for intuitive analog-like reading, and hot-line state detection that prevents testing on live circuits above 30V AC\/DC to enhance operator safety. Its features also include automatic range selection, data hold, auto discharge, and continuity testing with buzzer alarm, making it a reliable tool for everyday electrical safety inspections.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features of the SANWA MG1000 Insulation Tester\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eWide Insulation Test Voltage Range\u003c\/dt\u003e\n  \u003cdd\u003eSelect from 250V, 500V, and 1000V to suit a variety of electrical testing applications.\u003c\/dd\u003e\n  \u003cdt\u003eLarge 4200 Count Backlit LCD\u003c\/dt\u003e\n  \u003cdd\u003eClear display with log bar graph for easy, analog-style reading in all lighting conditions.\u003c\/dd\u003e\n  \u003cdt\u003eHot-Line State Detection\u003c\/dt\u003e\n  \u003cdd\u003eAutomatically detects and prevents testing on live circuits over 30V AC\/DC to protect the user.\u003c\/dd\u003e\n  \u003cdt\u003eDurable IP54 Dustproof \u0026amp; Splashproof Design\u003c\/dt\u003e\n  \u003cdd\u003eBuilt-in lock-down carry case ensures protection against dust and water for reliable field use.\u003c\/dd\u003e\n  \u003cdt\u003eContinuity Testing with Buzzer Alarm\u003c\/dt\u003e\n  \u003cdd\u003eFast detection with audible buzzer and alarm indicator for electrical continuity checks.\u003c\/dd\u003e\n  \u003cdt\u003eAuto Range, Auto Hold \u0026amp; Auto Discharge\u003c\/dt\u003e\n  \u003cdd\u003eConvenience and safety features that simplify measurements and protect both user and equipment.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cp\u003eThe SANWA MG1000 excels in:\u003c\/p\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eElectrical Installation \u0026amp; Maintenance\u003c\/dt\u003e\n  \u003cdd\u003eAssessing insulation resistance of cables, transformers, motors, and switchgear to ensure electrical safety.\u003c\/dd\u003e\n  \u003cdt\u003eIndustrial \u0026amp; Commercial Safety Audits\u003c\/dt\u003e\n  \u003cdd\u003eReliable testing in harsh environments for compliance and preventive maintenance.\u003c\/dd\u003e\n  \u003cdt\u003eTroubleshooting \u0026amp; Quality Control\u003c\/dt\u003e\n  \u003cdd\u003eFast identification of insulation degradation and continuity faults in electrical systems.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eTechnical Specifications of the SANWA MG1000\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eInsulation Resistance Range\u003c\/dt\u003e\n  \u003cdd\u003e4MΩ \/ 40MΩ \/ 400MΩ \/ 4000MΩ\u003c\/dd\u003e\n  \u003cdt\u003eTest Voltages\u003c\/dt\u003e\n  \u003cdd\u003e250V \/ 500V \/ 1000V\u003c\/dd\u003e\n  \u003cdt\u003eContinuity Test Range\u003c\/dt\u003e\n  \u003cdd\u003e4000Ω with buzzer and alarm indicator\u003c\/dd\u003e\n  \u003cdt\u003eAC\/DC Voltage Measurement\u003c\/dt\u003e\n  \u003cdd\u003eUp to 600V (automatic detection)\u003c\/dd\u003e\n  \u003cdt\u003eDisplay\u003c\/dt\u003e\n  \u003cdd\u003e4200 counts LCD with backlight and log bar graph\u003c\/dd\u003e\n  \u003cdt\u003eSafety Features\u003c\/dt\u003e\n  \u003cdd\u003eHot-line detection, auto discharge, IP54 case\u003c\/dd\u003e\n  \u003cdt\u003ePower Supply\u003c\/dt\u003e\n  \u003cdd\u003e6 x 1.5V AA (LR6) batteries\u003c\/dd\u003e\n  \u003cdt\u003eDimensions \u0026amp; Weight\u003c\/dt\u003e\n  \u003cdd\u003eH170 x W142 x D57 mm \/ Approx. 600g\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 x SANWA MG1000 Insulation Tester\u003c\/dd\u003e\n  \u003cdd\u003e1 x Set of Test Leads\u003c\/dd\u003e\n  \u003cdd\u003e1 x Carrying Strap\u003c\/dd\u003e\n  \u003cdd\u003e6 x 1.5V AA Batteries (LR6)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Instruction Manual\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/sanwa-mg1000-data-sheet.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download SANWA MG1000 Data Sheet\u003c\/a\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/sanwa-mg1000-user-manual.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download SANWA MG1000 User Manual\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=SANWA\"\u003eSANWA\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"variant-inventory\"\u003e\n  \u003cspan class=\"in-stock-status\"\u003eIn stock! Available for delivery in Sri Lanka.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"SANWA","offers":[{"title":"Default Title","offer_id":52404206600405,"sku":null,"price":114500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/sanwa-mg1000-digital-insulation-tester-1000v-4000-megaohm.jpg?v=1763722302"},{"product_id":"sanwa-mg5000-high-voltage-insulation-tester","title":"SANWA MG5000 High Voltage Insulation Tester","description":"\u003ch2\u003eSANWA MG5000 High Voltage Insulation Tester | Advanced Digital Insulation Resistance Meter\u003c\/h2\u003e\n\u003ch3\u003ePrecision High Voltage Insulation Testing for Industrial and Power Equipment in Sri Lanka\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eSANWA MG5000\u003c\/strong\u003e is a high-voltage \u003cstrong\u003edigital insulation resistance tester\u003c\/strong\u003e engineered for accurate measurement of insulation resistance in power lines and high-voltage equipment up to 5000V DC. Certified to IEC 61010-1 CAT IV 600V standards, this robust meter is ideal for electricians, engineers, and maintenance professionals ensuring electrical safety and preventive maintenance across Sri Lanka’s industrial, utility, and construction sectors.\u003c\/p\u003e\n\n\u003cp\u003eFeaturing five selectable test voltages (250V, 500V, 1000V, 2500V, 5000V) and a maximum resistance measurement capacity of up to 1 teraohm (TΩ), the MG5000 delivers fast, reliable results with a 1200-count LCD and 36-segment bar graph for intuitive visualization. Its advanced functions include Dielectric Absorption Ratio (DAR), Polarization Index (PI), auto discharge, auto hold, and data hold for enhanced operational efficiency and accuracy. Built with an IP54 dust-proof and splash-proof case, it is well suited for demanding field environments.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features of the SANWA MG5000 High Voltage Insulation Tester\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eWide High Voltage Test Range\u003c\/dt\u003e\n  \u003cdd\u003eFive test voltages covering 250V to 5000V DC for comprehensive insulation testing across diverse equipment.\u003c\/dd\u003e\n  \u003cdt\u003eExtensive Insulation Resistance Measurement\u003c\/dt\u003e\n  \u003cdd\u003eMeasures insulation resistance up to 1TΩ with high accuracy (±5%+3 digits) and fast sampling rate of 3 tests per second.\u003c\/dd\u003e\n  \u003cdt\u003eAdvanced Diagnostic Functions\u003c\/dt\u003e\n  \u003cdd\u003eEasy one-button display of Dielectric Absorption Ratio (DAR) and Polarization Index (PI) for detailed insulation analysis.\u003c\/dd\u003e\n  \u003cdt\u003eClear Digital Display\u003c\/dt\u003e\n  \u003cdd\u003e1200-count LCD with backlight and 36-segment bar graph provides clear readings even in low light conditions.\u003c\/dd\u003e\n  \u003cdt\u003eAuto Discharge \u0026amp; Auto Power Save\u003c\/dt\u003e\n  \u003cdd\u003eAutomatically discharges stored voltage after measurement and enters power-saving mode after 10 minutes of inactivity.\u003c\/dd\u003e\n  \u003cdt\u003eRugged IP54 Protection\u003c\/dt\u003e\n  \u003cdd\u003eDustproof and splashproof design with durable carry case for reliable field operation in harsh environments.\u003c\/dd\u003e\n  \u003cdt\u003eSafe \u0026amp; Compliant Operation\u003c\/dt\u003e\n  \u003cdd\u003eMeets IEC 61010-1 CAT IV 600V safety standards, providing secure operation in high-voltage testing contexts.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eCommon Applications of SANWA MG5000\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003ePower Line \u0026amp; Utility Equipment Testing\u003c\/dt\u003e\n  \u003cdd\u003eVerify the integrity of insulation in power transmission and distribution systems to prevent faults and outages.\u003c\/dd\u003e\n  \u003cdt\u003eIndustrial Machinery \u0026amp; Motor Inspections\u003c\/dt\u003e\n  \u003cdd\u003eConduct detailed insulation resistance assessments on motors, transformers, and industrial electrical equipment.\u003c\/dd\u003e\n  \u003cdt\u003eSafety Compliance Audits\u003c\/dt\u003e\n  \u003cdd\u003eSupport routine safety inspections ensuring electrical installations meet national and international safety regulations.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eTechnical Specifications of the SANWA MG5000\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eTest Voltages (DC)\u003c\/dt\u003e\n  \u003cdd\u003e250V \/ 500V \/ 1000V \/ 2500V \/ 5000V\u003c\/dd\u003e\n  \u003cdt\u003eInsulation Resistance Range\u003c\/dt\u003e\n  \u003cdd\u003e0.0～104.9MΩ to 0.0～1199GΩ (depending on test voltage)\u003c\/dd\u003e\n  \u003cdt\u003eAccuracy\u003c\/dt\u003e\n  \u003cdd\u003e±5% + 3 digits\u003c\/dd\u003e\n  \u003cdt\u003eDisplay\u003c\/dt\u003e\n  \u003cdd\u003e1200-count LCD with backlight, 36-segment bar graph\u003c\/dd\u003e\n  \u003cdt\u003eAdvanced Functions\u003c\/dt\u003e\n  \u003cdd\u003eDielectric Absorption Ratio (DAR), Polarization Index (PI), Auto hold, Data hold, Auto discharge\u003c\/dd\u003e\n  \u003cdt\u003eSafety Standards\u003c\/dt\u003e\n  \u003cdd\u003eIEC 61010-1 CAT IV 600V\u003c\/dd\u003e\n  \u003cdt\u003eIP Rating\u003c\/dt\u003e\n  \u003cdd\u003eIP54 dustproof and splashproof\u003c\/dd\u003e\n  \u003cdt\u003ePower Supply\u003c\/dt\u003e\n  \u003cdd\u003e8 x 1.5V alkaline batteries (LR14 C size)\u003c\/dd\u003e\n  \u003cdt\u003eDimensions \u0026amp; Weight\u003c\/dt\u003e\n  \u003cdd\u003eH188mm x W225mm x D97mm \/ Approx. 1750g including batteries\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 x SANWA MG5000 High Voltage Insulation Tester\u003c\/dd\u003e\n  \u003cdd\u003e1 x Set of Test Leads\u003c\/dd\u003e\n  \u003cdd\u003e1 x Carrying Case\u003c\/dd\u003e\n  \u003cdd\u003e8 x 1.5V Alkaline Batteries (LR14 C size)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Instruction Manual\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/sanwa-mg5000-data-sheet.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download SANWA MG5000 Data Sheet\u003c\/a\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/sanwa-mg5000-user-manual.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download SANWA MG5000 User Manual\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=SANWA\"\u003eSANWA\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"variant-inventory\"\u003e\n  \u003cspan class=\"in-stock-status\"\u003eIn stock! Available for delivery in Sri Lanka.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"SANWA","offers":[{"title":"Default Title","offer_id":52404664500437,"sku":null,"price":784000.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/sanwa-mg5000-high-voltage-insulation-tester-5000v.jpg?v=1763729008"},{"product_id":"hioki-ir4059-insulation-tester","title":"HIOKI IR4059 Insulation Tester","description":"\u003ch2\u003eHIOKI IR4059 Insulation Tester | Bluetooth Digital Megohmmeter for EV \u0026amp; Industrial Insulation Testing\u003c\/h2\u003e\n\u003ch3\u003eHigh-Speed Insulation Resistance Testing with Bluetooth Connectivity in Sri Lanka\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eHIOKI IR4059\u003c\/strong\u003e is a high-performance, Bluetooth-compatible \u003cstrong\u003edigital insulation tester\u003c\/strong\u003e engineered for fast, accurate \u003cstrong\u003einsulation resistance measurement\u003c\/strong\u003e from 50V to 1000V. Combining a 5-range test system with a luminous bar graph display, built-in AC\/DC voltmeter, and rapid 0.3-second PASS\/FAIL judgment, it is ideal for electricians, EV technicians, and industrial maintenance teams in Sri Lanka who need reliable results and clear on-site diagnostics. Optimized for electric vehicle insulation testing, solar systems, and building installations, the IR4059 supports efficient troubleshooting, safety verification, and compliance documentation across modern electrical networks.\u003c\/p\u003e\n\n\u003cp\u003eWith Bluetooth data transfer (via optional Wireless Adapter Z3210) and GENNECT Cross app support, the HIOKI IR4059 lets professionals capture, store, and share test results directly to smartphones, tablets, or Excel, reducing manual note-taking and improving traceability. Its rugged construction with 1 m drop resistance, bright backlit LCD, and multi-functional test lead with remote switch and flashlight ensures dependable field usability in harsh industrial and automotive environments in Sri Lanka. Designed to shorten work time while enhancing safety, this insulation resistance tester delivers the speed, precision, and digital workflow integration demanded by today’s electrical professionals.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features of the HIOKI IR4059 Insulation Tester\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003e5-Range Insulation Test Voltages\u003c\/dt\u003e\n  \u003cdd\u003eProvides selectable test voltages of \u003cstrong\u003e50V, 125V, 250V, 500V, and 1000V\u003c\/strong\u003e, covering low-voltage circuits, industrial installations, and high-voltage EV components with resistance measurement up to \u003cstrong\u003e4000 MΩ\u003c\/strong\u003e depending on range.\u003c\/dd\u003e\n\n  \u003cdt\u003eHigh-Speed Digital PASS\/FAIL Judgment\u003c\/dt\u003e\n  \u003cdd\u003eDelivers stable digital readings with a typical \u003cstrong\u003e0.3-second response time\u003c\/strong\u003e for PASS\/FAIL judgment, enabling rapid go\/no-go decisions during large-scale inspections and EV maintenance routines.\u003c\/dd\u003e\n\n  \u003cdt\u003eBluetooth-Ready Data Transfer\u003c\/dt\u003e\n  \u003cdd\u003eSupports wireless data export to smartphone or tablet via the free \u003cstrong\u003eGENNECT Cross\u003c\/strong\u003e app or directly to Excel when used with the optional \u003cstrong\u003eWireless Adapter Z3210\u003c\/strong\u003e, streamlining reporting and record-keeping for insulation tests.\u003c\/dd\u003e\n\n  \u003cdt\u003eMulti-Functional Test Lead with Remote Switch\u003c\/dt\u003e\n  \u003cdd\u003eIncludes the \u003cstrong\u003eL9788-10 test lead\u003c\/strong\u003e featuring a remote test start switch, built-in flashlight, and PASS\/FAIL LED indication, allowing safe one-hand operation and instant status confirmation without looking back at the instrument.\u003c\/dd\u003e\n\n  \u003cdt\u003eLuminous LCD \u0026amp; Bar Graph Display\u003c\/dt\u003e\n  \u003cdd\u003eEquipped with a semi-transmissive backlit LCD and digital bar graph, ensuring insulation values and voltage readings remain clearly visible in dim panel rooms, vehicle bays, and outdoor work sites.\u003c\/dd\u003e\n\n  \u003cdt\u003eIntegrated AC\/DC Voltage Measurement\u003c\/dt\u003e\n  \u003cdd\u003eMeasures DC voltage from approximately 4.2 V up to 600 V and AC voltage up to 600 V, providing convenient pre-checks for live circuits and supporting testing of solar power generation systems and EV high-voltage lines.\u003c\/dd\u003e\n\n  \u003cdt\u003eContinuity Check with 200 mA Test Current\u003c\/dt\u003e\n  \u003cdd\u003eOffers a low-resistance continuity mode from around 10 Ω to 1000 Ω with a test current of at least \u003cstrong\u003e200 mA\u003c\/strong\u003e, suitable for verifying protective conductors and grounding in accordance with installation standards.\u003c\/dd\u003e\n\n  \u003cdt\u003eRobust, Field-Ready Construction\u003c\/dt\u003e\n  \u003cdd\u003eDesigned for demanding work environments with \u003cstrong\u003edrop-proof performance from 1 m onto concrete\u003c\/strong\u003e, protective holster, and ergonomic layout that allows thumb-operated single or continuous measurement selection.\u003c\/dd\u003e\n\n  \u003cdt\u003eAdvanced Safety \u0026amp; Auto Functions\u003c\/dt\u003e\n  \u003cdd\u003eFeatures live-circuit indication, automatic discharge of residual charge after testing, automatic AC\/DC detection, comparator function, and auto power save to support safe, efficient daily use.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eCommon Applications for HIOKI IR4059 in Sri Lanka\u003c\/h3\u003e\n\u003cp\u003eThis \u003cstrong\u003eBluetooth insulation resistance tester\u003c\/strong\u003e is purpose-built for:\u003c\/p\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eElectric Vehicle \u0026amp; Hybrid Vehicle Insulation Testing\u003c\/dt\u003e\n  \u003cdd\u003eIdeal for checking insulation resistance of EV and HEV high-voltage systems, harnesses, and components, with safety-focused high-voltage range selection and continuous measurement that simplifies compliance with manufacturer and standards requirements.\u003c\/dd\u003e\n\n  \u003cdt\u003eIndustrial \u0026amp; Plant Maintenance\u003c\/dt\u003e\n  \u003cdd\u003eUsed to evaluate insulation in motors, generators, switchgear, distribution panels, and control wiring in factories and processing plants, helping predict failures and support preventive maintenance programs.\u003c\/dd\u003e\n\n  \u003cdt\u003eSolar Power \u0026amp; Building Electrical Systems\u003c\/dt\u003e\n  \u003cdd\u003eSupports inspection of PV strings, inverters, and building electrical installations with integrated AC\/DC voltage measurement and multiple insulation test voltages, ensuring safe operation and adherence to insulation quality expectations.\u003c\/dd\u003e\n\n  \u003cdt\u003eGrounding \u0026amp; Protective Conductor Verification\u003c\/dt\u003e\n  \u003cdd\u003ePerforms continuity checks of protective conductors, earth bonds, and safety conductors using 200 mA test current to confirm low resistance connections that contribute to fault clearing and personnel protection.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eTechnical Specifications of the HIOKI IR4059\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eInsulation Test Voltages\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e50V \/ 125V \/ 250V \/ 500V \/ 1000V DC\u003c\/strong\u003e rated output voltage for versatile insulation testing from low-voltage circuits to high-voltage EV and industrial systems.\u003c\/dd\u003e\n\n  \u003cdt\u003eInsulation Resistance Ranges\u003c\/dt\u003e\n  \u003cdd\u003eMeasurement ranges up to approximately \u003cstrong\u003e100 MΩ, 250 MΩ, 500 MΩ, 2000 MΩ, and 4000 MΩ\u003c\/strong\u003e depending on the selected test voltage, providing wide coverage for cable, motor, and equipment insulation diagnostics.\u003c\/dd\u003e\n\n  \u003cdt\u003eInsulation Measurement Accuracy\u003c\/dt\u003e\n  \u003cdd\u003eTypical basic accuracy of about \u003cstrong\u003e±2 % rdg. ±2 dgt.\u003c\/strong\u003e within the primary effective measuring ranges, delivering consistent, repeatable insulation values suitable for professional reporting.\u003c\/dd\u003e\n\n  \u003cdt\u003eContinuity (Low-Resistance) Range\u003c\/dt\u003e\n  \u003cdd\u003eApproximate measuring range from \u003cstrong\u003e10 Ω (0.01 Ω resolution) to 1000 Ω (1 Ω resolution)\u003c\/strong\u003e across three ranges, with test current 200 mA or higher at low resistance to support protective conductor testing.\u003c\/dd\u003e\n\n  \u003cdt\u003eVoltage Measurement\u003c\/dt\u003e\n  \u003cdd\u003eDC voltage range from about \u003cstrong\u003e4.2 V to 600 V\u003c\/strong\u003e and AC voltage range up to \u003cstrong\u003e600 V\u003c\/strong\u003e (50\/60 Hz) over defined ranges, allowing quick confirmation of circuit status before insulation testing.\u003c\/dd\u003e\n\n  \u003cdt\u003eDisplay \u0026amp; Response\u003c\/dt\u003e\n  \u003cdd\u003eSemi-transmissive FSTN LCD with backlighting and bar graph; typical response time of around \u003cstrong\u003e0.3 seconds\u003c\/strong\u003e for PASS\/FAIL decisions via comparator function.\u003c\/dd\u003e\n\n  \u003cdt\u003eSafety \u0026amp; Durability\u003c\/dt\u003e\n  \u003cdd\u003eRated for \u003cstrong\u003eCAT III 600 V\u003c\/strong\u003e measurement environments with overload protection up to around 600–660 V AC, and drop-tested from 1 m to support rugged field operation.\u003c\/dd\u003e\n\n  \u003cdt\u003ePower Source\u003c\/dt\u003e\n  \u003cdd\u003ePowered by \u003cstrong\u003e4 x LR6 (AA) alkaline batteries\u003c\/strong\u003e, offering many hours of continuous use and hundreds of insulation tests under typical duty cycles.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 x HIOKI IR4059 Insulation Tester\u003c\/dd\u003e\n  \u003cdd\u003e1 x Connection Cable Set (L4930)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Alligator Clip Set (L4935)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Test Pin Set (L4938)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Test Lead with Remote Switch and LED (L9788-10)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Protective Holster \/ Protector (Z5042)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Neck or Shoulder Strap\u003c\/dd\u003e\n  \u003cdd\u003e4 x LR6 (AA) Alkaline Batteries\u003c\/dd\u003e\n  \u003cdd\u003e1 x Instruction Manual\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/hioki-ir4059-data-sheet.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download HIOKI IR4059 Data Sheet\u003c\/a\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/hioki-ir4059-user-manual.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download HIOKI IR4059 User Manual\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=HIOKI\"\u003eHIOKI\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"variant-inventory\"\u003e\n  \u003cspan class=\"in-stock-status\"\u003eIn stock! Available for delivery in Sri Lanka.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"HIOKI","offers":[{"title":"Default Title","offer_id":52661137146069,"sku":null,"price":218500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/hioki-ir4059-insulation-tester-4000-megohm-1000v-range.jpg?v=1764826290"},{"product_id":"hioki-ir5051-high-voltage-insulation-tester","title":"HIOKI IR5051 High Voltage Insulation Tester","description":"\u003ch2\u003eHIOKI IR5051 High Voltage Insulation Tester | 5kV Digital Megohmmeter for PV \u0026amp; Industrial Systems\u003c\/h2\u003e\n\u003ch3\u003ePowerful 250V-5kV Insulation Resistance Testing with PV Function in Sri Lanka\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eHIOKI IR5051\u003c\/strong\u003e is a compact, high-voltage \u003cstrong\u003edigital insulation tester\u003c\/strong\u003e delivering up to 5 kV test output and 10 TΩ measurement range for precise \u003cstrong\u003einsulation resistance testing\u003c\/strong\u003e of transformers, cables, motors, and solar PV systems. Featuring dedicated PV insulation mode for live power generation testing up to 2000 V, automatic PI\/DAR\/DD diagnostics, and CAT III 2000 V \/ CAT IV 1000 V safety, it excels in demanding industrial and renewable energy applications across Sri Lanka. With wireless\/USB data logging and IP65-rated carrying case, the IR5051 ensures reliable field performance and seamless compliance reporting for electrical professionals.\u003c\/p\u003e\n\n\u003cp\u003eEngineered for safety during energized PV testing and high-voltage equipment diagnostics, the HIOKI IR5051 offers adjustable output from 250 V to 5000 V in fine increments, automatic AC\/DC voltage detection up to 2000 V DC, and capacitance measurement for comprehensive insulation analysis. Its intuitive rotary knob, large backlit display with resistance gauge, and robust construction (drop-proof, lightweight at ~2.3 kg) make it ideal for solar farms, power plants, and heavy industry maintenance in Sri Lanka's challenging environments. Streamline preventive maintenance and IEC 62446-1 compliance with this advanced insulation resistance tester that combines precision, portability, and smart connectivity.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features of the HIOKI IR5051 High Voltage Insulation Tester\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eUltra-High 5 kV Test Voltage \u0026amp; 10 TΩ Range\u003c\/dt\u003e\n  \u003cdd\u003eDelivers selectable DC output from \u003cstrong\u003e250 V to 5000 V\u003c\/strong\u003e (10\/25 V steps) with insulation resistance measurement up to \u003cstrong\u003e10 TΩ\u003c\/strong\u003e, perfect for high-voltage cables, transformers, and rotating machinery.\u003c\/dd\u003e\n\n  \u003cdt\u003eDedicated PV Insulation Testing Mode\u003c\/dt\u003e\n  \u003cdd\u003eSpecialized function measures PV system insulation up to \u003cstrong\u003e2000 V\u003c\/strong\u003e even during power generation, complying with IEC 62446-1 Category 1\/2 tests for solar installations.\u003c\/dd\u003e\n\n  \u003cdt\u003eAutomatic Insulation Diagnostics\u003c\/dt\u003e\n  \u003cdd\u003eBuilt-in calculation and display of \u003cstrong\u003ePI (Polarization Index), DAR (Dielectric Absorption Ratio), DD (Dielectric Discharge)\u003c\/strong\u003e, plus SV, Ramp, and Timer modes for comprehensive insulation health assessment.\u003c\/dd\u003e\n\n  \u003cdt\u003eWireless \u0026amp; USB Data Connectivity\u003c\/dt\u003e\n  \u003cdd\u003eSupports data memory, manual\/logging recording, and transfer via \u003cstrong\u003eWireless Adapter Z3210\u003c\/strong\u003e or USB (with DT4900-01), eliminating manual errors and enabling efficient reporting to Excel or apps.\u003c\/dd\u003e\n\n  \u003cdt\u003eHigh-Voltage AC\/DC Measurement\u003c\/dt\u003e\n  \u003cdd\u003eMeasures up to \u003cstrong\u003e1000 V AC \/ 2000 V DC\u003c\/strong\u003e with auto AC\/DC detection, plus leakage current and capacitance (10 nF to 25 µF) for complete circuit analysis before insulation testing.\u003c\/dd\u003e\n\n  \u003cdt\u003eRobust Field Construction\u003c\/dt\u003e\n  \u003cdd\u003eCompact design (195 x 254 x 89 mm) with \u003cstrong\u003eIP65-rated carrying case\u003c\/strong\u003e, 1000+ measurements per battery charge, auto-discharge, live circuit indicator, and breakdown cut-off for maximum safety.\u003c\/dd\u003e\n\n  \u003cdt\u003ePrecision Resistance Gauge Display\u003c\/dt\u003e\n  \u003cdd\u003eFeatures large backlit LCD with analog-style resistance gauge, filter functions, and comparator for instant PASS\/FAIL judgment during high-voltage testing operations.\u003c\/dd\u003e\n\n  \u003cdt\u003eAdvanced Safety Ratings\u003c\/dt\u003e\n  \u003cdd\u003eRated \u003cstrong\u003eCAT III 2000 V \/ CAT IV 1000 V\u003c\/strong\u003e to ground, with 1100 V AC \/ 2200 V DC overload protection, ensuring safe operation on live PV arrays and industrial high-voltage systems.\u003c\/dd\u003e\n\n  \u003cdt\u003eExtended Measurement Capabilities\u003c\/dt\u003e\n  \u003cdd\u003eShort-circuit current ≤2 mA, temperature\/humidity input, elapsed time display, and negative voltage notification for professional-grade accuracy in diverse testing scenarios.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eCommon Applications for HIOKI IR5051 in Sri Lanka\u003c\/h3\u003e\n\u003cp\u003eThis \u003cstrong\u003ehigh voltage insulation resistance tester\u003c\/strong\u003e is purpose-built for:\u003c\/p\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eSolar PV System Insulation Verification\u003c\/dt\u003e\n  \u003cdd\u003eTests insulation resistance of energized PV strings, modules, and 1500-2000 V systems without shutdown, supporting Sri Lanka's growing solar power infrastructure and IEC compliance.\u003c\/dd\u003e\n\n  \u003cdt\u003eHigh-Voltage Industrial Equipment\u003c\/dt\u003e\n  \u003cdd\u003eEvaluates insulation in transformers, large motors, generators, switchgear, and long power cables in factories, power stations, and transmission networks to prevent failures.\u003c\/dd\u003e\n\n  \u003cdt\u003ePower Distribution \u0026amp; Cable Testing\u003c\/dt\u003e\n  \u003cdd\u003eConducts preventive maintenance on medium\/high-voltage cables, overhead lines, and substations with PI\/DAR analysis for early degradation detection and reliability.\u003c\/dd\u003e\n\n  \u003cdt\u003eCompliance \u0026amp; Certification Testing\u003c\/dt\u003e\n  \u003cdd\u003eProvides documented proof for electrical installations, renewable energy projects, and industrial audits with data logging and diagnostic reporting features.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eTechnical Specifications of the HIOKI IR5051\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eInsulation Test Voltages\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e250 V to 5000 V DC\u003c\/strong\u003e (adjustable in 10 V \/ 25 V increments); PV mode: 250 V to 2000 V DC.\u003c\/dd\u003e\n\n  \u003cdt\u003eInsulation Resistance Ranges\u003c\/dt\u003e\n  \u003cdd\u003eUp to \u003cstrong\u003e10 TΩ\u003c\/strong\u003e (general mode); PV mode up to 100 GΩ; short-circuit current ≤2 mA; 1000+ measurements per charge.\u003c\/dd\u003e\n\n  \u003cdt\u003eMeasurement Accuracy\u003c\/dt\u003e\n  \u003cdd\u003e±3% rdg. ±3 dgt. typical (primary ranges); guaranteed accuracy to 100 GΩ with ±20% rdg. in extended high-resistance areas.\u003c\/dd\u003e\n\n  \u003cdt\u003eVoltage Measurement\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e30 V to 1000 V AC\u003c\/strong\u003e (45-65 Hz), \u003cstrong\u003e±10 V to 2000 V DC\u003c\/strong\u003e; auto AC\/DC detection; input resistance ≥500 kΩ.\u003c\/dd\u003e\n\n  \u003cdt\u003eCapacitance Measurement\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e10 nF to 25 µF\u003c\/strong\u003e (±10% rdg. ±5 nF) for DD function across 100 nF \/ 1 µF \/ 10 µF ranges.\u003c\/dd\u003e\n\n  \u003cdt\u003eDiagnostic Functions\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003ePI, DAR, DD, SV, Ramp, Timer\u003c\/strong\u003e; comparator, filter, breakdown detection, auto power save.\u003c\/dd\u003e\n\n  \u003cdt\u003eSafety \u0026amp; Overload\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eCAT III 2000 V \/ CAT IV 1000 V\u003c\/strong\u003e; overload: 1100 V AC \/ 2200 V DC (1 min.).\u003c\/dd\u003e\n\n  \u003cdt\u003ePower Source\u003c\/dt\u003e\n  \u003cdd\u003eRechargeable Li-ion battery; USB\/wireless communication options.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 x HIOKI IR5051 High Voltage Insulation Tester\u003c\/dd\u003e\n  \u003cdd\u003e1 x IP65-Rated Carrying Case\u003c\/dd\u003e\n  \u003cdd\u003e1 x High-Voltage Test Leads (e.g., L4204)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Alligator Clips\u003c\/dd\u003e\n  \u003cdd\u003e1 x USB Cable\u003c\/dd\u003e\n  \u003cdd\u003e1 x AC Adapter \/ Charger\u003c\/dd\u003e\n  \u003cdd\u003e1 x Rechargeable Li-ion Battery\u003c\/dd\u003e\n  \u003cdd\u003e1 x Strap\u003c\/dd\u003e\n  \u003cdd\u003e1 x Instruction Manual\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/hioki-ir5051-data-sheet.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download HIOKI IR5051 Data Sheet\u003c\/a\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/hioki-ir5051-user-manual.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download HIOKI IR5051 User Manual\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=HIOKI\"\u003eHIOKI\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"variant-inventory\"\u003e\n  \u003cspan class=\"in-stock-status\"\u003eIn stock! Available for delivery in Sri Lanka.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"HIOKI","offers":[{"title":"Default Title","offer_id":52666257080533,"sku":null,"price":495000.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/hioki-ir5051-insulation-tester-1kv-1000-gigaohm-display.jpg?v=1764829587"},{"product_id":"fluke-1537-insulation-tester","title":"FLUKE 1537 Insulation Tester","description":"\u003ch2\u003eFluke 1537 Insulation Tester | Advanced 2500V Digital Megohmmeter for Industrial \u0026amp; Solar Testing\u003c\/h2\u003e\n\u003ch3\u003eProfessional Insulation Resistance Testing with PI\/DAR Analysis in Sri Lanka\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eFluke 1537\u003c\/strong\u003e is a rugged, high-performance \u003cstrong\u003edigital insulation tester\u003c\/strong\u003e delivering precise \u003cstrong\u003einsulation resistance measurement\u003c\/strong\u003e up to 2500V and 500 GΩ for demanding industrial, solar PV, and electrical maintenance applications in Sri Lanka. Featuring selectable test voltages from 250V to 2500V in 100V increments, automatic PI\/DAR calculations, and high 5mA short-circuit current for stable readings, it's ideal for electricians, maintenance engineers, and solar technicians requiring reliable diagnostics and compliance verification. With CAT IV 600V safety rating, live voltage alarm, and over 1300 tests per charge, the Fluke 1537 ensures field-ready performance in harsh environments.\u003c\/p\u003e\n\n\u003cp\u003eEngineered for comprehensive electrical testing, the Fluke 1537 combines insulation resistance testing with AC\/DC voltage (up to 1000V) and low-resistance measurements, plus timed PI\/DAR tests (1, 10, and 30 minutes) for complete insulation health assessment. Its large backlit LCD display, rugged IP40 housing with 1m drop protection, and intuitive one-button operation make it perfect for preventive maintenance on motors, cables, transformers, and PV systems across Sri Lanka's industrial and renewable energy sectors. Streamline troubleshooting and certification with this trusted Fluke insulation resistance tester built for professional reliability.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features of the Fluke 1537 Insulation Tester\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eWide 250V-2500V Test Voltage Range\u003c\/dt\u003e\n  \u003cdd\u003eSelectable test voltages in \u003cstrong\u003e100V increments: 250V, 500V, 1000V, 1500V, 2500V\u003c\/strong\u003e with insulation resistance measurement up to \u003cstrong\u003e500 GΩ\u003c\/strong\u003e for versatile cable, motor, and equipment testing.\u003c\/dd\u003e\n\n  \u003cdt\u003eHigh 5mA Short-Circuit Current\u003c\/dt\u003e\n  \u003cdd\u003ePowerful \u003cstrong\u003e5mA test current\u003c\/strong\u003e ensures fast, stable insulation measurements even on large capacitive loads like transformers and long cables, reducing test time significantly.\u003c\/dd\u003e\n\n  \u003cdt\u003eAutomatic PI\/DAR Calculations\u003c\/dt\u003e\n  \u003cdd\u003eBuilt-in \u003cstrong\u003ePolarization Index (PI) and Dielectric Absorption Ratio (DAR)\u003c\/strong\u003e calculations with 1, 10, and 30-minute timed tests for comprehensive insulation degradation analysis.\u003c\/dd\u003e\n\n  \u003cdt\u003eMulti-Function Measurements\u003c\/dt\u003e\n  \u003cdd\u003eIncludes AC\/DC voltage measurement up to \u003cstrong\u003e1000V\u003c\/strong\u003e, low-resistance testing (0.01Ω to 1kΩ), and live circuit voltage detection for complete electrical system diagnostics.\u003c\/dd\u003e\n\n  \u003cdt\u003eLive Voltage Alarm \u0026amp; Auto-Discharge\u003c\/dt\u003e\n  \u003cdd\u003eAutomatic voltage detection with audible\/visual alarm prevents testing on live circuits; auto-discharge function safely removes residual charge after insulation tests.\u003c\/dd\u003e\n\n  \u003cdt\u003eHigh-Capacity Battery Performance\u003c\/dt\u003e\n  \u003cdd\u003eRechargeable Li-ion battery delivers \u003cstrong\u003eover 1300 insulation tests per charge\u003c\/strong\u003e, with low battery indicator and multiple power-saving modes for extended field use.\u003c\/dd\u003e\n\n  \u003cdt\u003eRugged Field-Ready Design\u003c\/dt\u003e\n  \u003cdd\u003eIP40-rated housing with \u003cstrong\u003e1m drop protection\u003c\/strong\u003e, ergonomic rubber holster, and large backlit LCD display readable in all lighting conditions for demanding work sites.\u003c\/dd\u003e\n\n  \u003cdt\u003ePrecision Comparator Function\u003c\/dt\u003e\n  \u003cdd\u003eProgrammable PASS\/FAIL thresholds with visual\/audible indicators streamline go\/no-go testing during acceptance, maintenance, and quality control inspections.\u003c\/dd\u003e\n\n  \u003cdt\u003eEnhanced CAT IV Safety\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eCAT IV 600V \/ CAT III 1000V\u003c\/strong\u003e safety rating with 2x safety shutter design protects operators during testing in industrial distribution systems and substations.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eCommon Applications for Fluke 1537 in Sri Lanka\u003c\/h3\u003e\n\u003cp\u003eThis \u003cstrong\u003eadvanced insulation resistance tester\u003c\/strong\u003e is purpose-built for:\u003c\/p\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eIndustrial Motor \u0026amp; Generator Maintenance\u003c\/dt\u003e\n  \u003cdd\u003eComprehensive insulation testing of AC\/DC motors, generators, and rotating equipment using PI\/DAR analysis to predict failures and schedule preventive maintenance.\u003c\/dd\u003e\n\n  \u003cdt\u003eSolar PV System Commissioning\u003c\/dt\u003e\n  \u003cdd\u003eVerifies insulation quality in PV strings, inverters, and DC cabling during installation and annual maintenance, ensuring compliance with IEC standards and safety requirements.\u003c\/dd\u003e\n\n  \u003cdt\u003ePower Cable \u0026amp; Transformer Testing\u003c\/dt\u003e\n  \u003cdd\u003eTests medium-voltage cables, distribution transformers, and switchgear insulation integrity, identifying degradation before costly failures disrupt operations.\u003c\/dd\u003e\n\n  \u003cdt\u003eElectrical Installation Certification\u003c\/dt\u003e\n  \u003cdd\u003eProvides documented proof of insulation resistance for building handovers, factory acceptance tests, and regulatory compliance inspections across commercial facilities.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eTechnical Specifications of the Fluke 1537\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eInsulation Test Voltages\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e250V, 500V, 1000V, 1500V, 2500V DC\u003c\/strong\u003e (selectable in 100V steps); short-circuit current 5mA.\u003c\/dd\u003e\n\n  \u003cdt\u003eInsulation Resistance Ranges\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eUp to 500 GΩ\u003c\/strong\u003e (250V\/500V); 200 GΩ (1000V); 100 GΩ (1500V); 50 GΩ (2500V) with 4-range detection.\u003c\/dd\u003e\n\n  \u003cdt\u003eTest Accuracy\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e±(1.5% rdg + 3 dgt)\u003c\/strong\u003e typical across primary ranges; high accuracy maintained across full measurement span.\u003c\/dd\u003e\n\n  \u003cdt\u003eVoltage Measurement\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e0-1000V AC\/DC\u003c\/strong\u003e (±2% rdg + 3 dgt); auto-ranging with live circuit detection threshold at 30V.\u003c\/dd\u003e\n\n  \u003cdt\u003eLow Resistance Range\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e0.01Ω to 1999Ω\u003c\/strong\u003e with 1mA test current for continuity and bonding verification.\u003c\/dd\u003e\n\n  \u003cdt\u003ePI\/DAR Timed Tests\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e1 min\/10 min for DAR, 10 min for PI\u003c\/strong\u003e; automatic calculation and display of insulation quality ratios.\u003c\/dd\u003e\n\n  \u003cdt\u003eDisplay \u0026amp; Resolution\u003c\/dt\u003e\n  \u003cdd\u003eBacklit LCD with \u003cstrong\u003e0.01 MΩ resolution\u003c\/strong\u003e to 999.9 MΩ; analog bar graph for trending.\u003c\/dd\u003e\n\n  \u003cdt\u003eSafety \u0026amp; Durability\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eCAT IV 600V \/ CAT III 1000V\u003c\/strong\u003e; IP40 rating; 1m drop test; operating temp -20°C to 50°C.\u003c\/dd\u003e\n\n  \u003cdt\u003ePower Source\u003c\/dt\u003e\n  \u003cdd\u003eRechargeable \u003cstrong\u003eLi-ion battery\u003c\/strong\u003e; \u0026gt;1300 tests per charge; USB charging capability.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 x Fluke 1537 Insulation Resistance Tester\u003c\/dd\u003e\n  \u003cdd\u003e1 x AC Charging Adapter\u003c\/dd\u003e\n  \u003cdd\u003e1 x Heavy-duty Test Leads with Alligator Clips\u003c\/dd\u003e\n  \u003cdd\u003e1 x Remote Test Probe\u003c\/dd\u003e\n  \u003cdd\u003e1 x Protective Rubber Holster\u003c\/dd\u003e\n  \u003cdd\u003e1 x Rechargeable Li-ion Battery (installed)\u003c\/dd\u003e\n  \u003cdd\u003e1 x USB Charging Cable\u003c\/dd\u003e\n  \u003cdd\u003e1 x User Manual \u0026amp; Quick Reference Guide\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/fluke-1537-data-sheet.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download Fluke 1537 Data Sheet\u003c\/a\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/fluke-1537-user-manual.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download Fluke 1537 User Manual\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=FLUKE\"\u003eFLUKE\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"variant-inventory\"\u003e\n  \u003cspan class=\"in-stock-status\"\u003eIn stock! Available for delivery in Sri Lanka.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"FLUKE","offers":[{"title":"Default Title","offer_id":52677676761301,"sku":null,"price":785000.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/fluke-1537-insulation-tester-2500v-550-gigaohm-display.png?v=1764838963"},{"product_id":"megger-mit320-continuity-and-insulation-tester","title":"MEGGER MIT320 Continuity and Insulation Tester","description":"\u003ch2\u003eMEGGER MIT320 Insulation Tester | 1000V Digital\/Analogue Megohmmeter for Electrical Maintenance\u003c\/h2\u003e\n\u003ch3\u003eReliable Insulation \u0026amp; Continuity Testing with IP54 Protection in Sri Lanka\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eMEGGER MIT320\u003c\/strong\u003e is a rugged, professional \u003cstrong\u003edigital insulation tester\u003c\/strong\u003e combining digital and analogue displays for precise \u003cstrong\u003einsulation resistance measurement\u003c\/strong\u003e up to 1000V. Featuring selectable test voltages of 250V, 500V, and 1000V DC with 1.5mA short circuit current, it's ideal for electricians and maintenance professionals testing motors, cables, switchgear, and electrical installations across Sri Lanka. With IP54 weatherproofing, CAT III 600V safety, live circuit detection (\u0026gt;25V warning), and automatic discharge, the MIT320 ensures safe, reliable field performance in demanding conditions.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for tough site use, the MEGGER MIT320 offers hands-free neck strap operation, switched test probe, and rubber armoured case with protective cover. Its unique digital\/analogue display provides clear 20mm high characters plus analogue arc for trend monitoring, while backlit display and colour-coded ranges simplify operation. Battery efficient with 5000+ tests per set of AA batteries, the MIT320 meets BS7671 and IEC 61557 standards for comprehensive insulation and 205mA continuity testing with adjustable buzzer threshold.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features of the MEGGER MIT320 Insulation Tester\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003e250V-1000V Insulation Test Voltages\u003c\/dt\u003e\n  \u003cdd\u003eSelectable \u003cstrong\u003e250V, 500V, 1000V DC\u003c\/strong\u003e test voltages with 1.5mA short circuit current and 1mA test current at BS7671 pass values for accurate insulation diagnostics up to \u003cstrong\u003e999 MΩ\u003c\/strong\u003e.\u003c\/dd\u003e\n\n  \u003cdt\u003eDigital\/Analogue Dual Display\u003c\/dt\u003e\n  \u003cdd\u003eUnique \u003cstrong\u003e20mm high digital characters + analogue arc\u003c\/strong\u003e provides both precise readings and trend monitoring with true analogue response for professional insulation assessment.\u003c\/dd\u003e\n\n  \u003cdt\u003eHigh-Power Continuity Testing\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e205mA nominal test current\u003c\/strong\u003e from 0.01Ω to 99.9Ω with adjustable buzzer threshold (1-20Ω) and 20ms response time for rapid circuit continuity verification.\u003c\/dd\u003e\n\n  \u003cdt\u003eIntelligent Safety System\u003c\/dt\u003e\n  \u003cdd\u003eLive voltage warning (\u0026gt;25V), safety interlock prevents testing above 50V, safe continuity detection, and automatic discharge protect users and equipment during field testing.\u003c\/dd\u003e\n\n  \u003cdt\u003eIP54 Weatherproof \u0026amp; Rugged Design\u003c\/dt\u003e\n  \u003cdd\u003eRubber armoured case with \u003cstrong\u003efold-away protective cover\u003c\/strong\u003e, neck strap for hands-free use, and IP54 rating withstands site conditions and 1m drops onto concrete.\u003c\/dd\u003e\n\n  \u003cdt\u003eBacklit Display \u0026amp; Switched Probe\u003c\/dt\u003e\n  \u003cdd\u003eBacklit display for low-light reading plus \u003cstrong\u003eSP4F switched test probe\u003c\/strong\u003e enables remote one-hand insulation testing without returning to the instrument.\u003c\/dd\u003e\n\n  \u003cdt\u003e600V AC\/DC Voltage Detection\u003c\/dt\u003e\n  \u003cdd\u003eDefault voltmeter function automatically detects and displays \u003cstrong\u003e0-600V AC\/DC\u003c\/strong\u003e (50\/60Hz) with safety lockout above 50V, preventing unsafe insulation tests.\u003c\/dd\u003e\n\n  \u003cdt\u003eUltra-Long Battery Life\u003c\/dt\u003e\n  \u003cdd\u003e8 x AA alkaline batteries deliver \u003cstrong\u003e5000+ consecutive tests\u003c\/strong\u003e (5 seconds each) with constant battery bar graph monitoring and auto power down after 10 minutes.\u003c\/dd\u003e\n\n  \u003cdt\u003eInternational Safety Compliance\u003c\/dt\u003e\n  \u003cdd\u003eMeets \u003cstrong\u003eIEC 61010-1 CAT III 600V\u003c\/strong\u003e, IEC 61557, BS7671 requirements with 500mA\/600V fuses and EMC compliance for professional electrical certification.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eCommon Applications for MEGGER MIT320 in Sri Lanka\u003c\/h3\u003e\n\u003cp\u003eThis \u003cstrong\u003eprofessional insulation resistance tester\u003c\/strong\u003e excels in:\u003c\/p\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eElectrical Installation Testing\u003c\/dt\u003e\n  \u003cdd\u003eVerifies insulation integrity and continuity in domestic, commercial, and industrial wiring installations per BS7671 and local regulations.\u003c\/dd\u003e\n\n  \u003cdt\u003eMotor \u0026amp; Transformer Maintenance\u003c\/dt\u003e\n  \u003cdd\u003eComprehensive insulation testing of AC\/DC motors, transformers, generators, and rotating equipment with trend monitoring capability.\u003c\/dd\u003e\n\n  \u003cdt\u003eSwitchgear \u0026amp; Panel Building\u003c\/dt\u003e\n  \u003cdd\u003eFactory acceptance testing and commissioning of switchboards, distribution panels, and control gear before site installation.\u003c\/dd\u003e\n\n  \u003cdt\u003eBuilding Maintenance \u0026amp; Inspection\u003c\/dt\u003e\n  \u003cdd\u003eRoutine preventive maintenance, periodic inspections, and safety verification for facilities, street lighting, and power tools.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eTechnical Specifications of the MEGGER MIT320\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eInsulation Test Voltages\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e250V, 500V, 1000V DC\u003c\/strong\u003e; 1.5mA short circuit current, 1mA @ BS7671 pass values.\u003c\/dd\u003e\n\n  \u003cdt\u003eInsulation Resistance Range\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e10kΩ - 999 MΩ\u003c\/strong\u003e across all ranges; accuracy ±3% ±2 digits to 10MΩ, ±5% to 100MΩ.\u003c\/dd\u003e\n\n  \u003cdt\u003eContinuity Measurement\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e0.01Ω - 99.9Ω\u003c\/strong\u003e; 205mA\/10mA\/5mA test currents; ±3% ±2 digits accuracy.\u003c\/dd\u003e\n\n  \u003cdt\u003eVoltage Detection\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e0-600V AC\/DC\u003c\/strong\u003e (50\/60Hz); ±1% ±2 digits; auto voltmeter above 25V with test inhibit \u0026gt;50V.\u003c\/dd\u003e\n\n  \u003cdt\u003eDisplay Type\u003c\/dt\u003e\n  \u003cdd\u003eDigital\/analogue LCD with \u003cstrong\u003e20mm characters + analogue arc\u003c\/strong\u003e; backlit for low light; wide viewing angle.\u003c\/dd\u003e\n\n  \u003cdt\u003eEnvironmental Protection\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eIP54 weatherproof\u003c\/strong\u003e; -10°C to +60°C operating; 93% RH @ 40°C max; storage -25°C to +70°C.\u003c\/dd\u003e\n\n  \u003cdt\u003ePower \u0026amp; Battery Life\u003c\/dt\u003e\n  \u003cdd\u003e8 x AA (LR6) alkaline; \u003cstrong\u003e5000+ tests\u003c\/strong\u003e; accepts NiCd\/NiMH rechargeables; auto power down.\u003c\/dd\u003e\n\n  \u003cdt\u003ePhysical Specifications\u003c\/dt\u003e\n  \u003cdd\u003eWeight: \u003cstrong\u003e980g\u003c\/strong\u003e; Size: \u003cstrong\u003e203 x 148 x 78 mm\u003c\/strong\u003e; rubber holster included.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 x MEGGER MIT320 Insulation \u0026amp; Continuity Tester\u003c\/dd\u003e\n  \u003cdd\u003e1 x Test Lead Set with Crocodile Clips (1014-293)\u003c\/dd\u003e\n  \u003cdd\u003e1 x SP4F Switched Test Probe\u003c\/dd\u003e\n  \u003cdd\u003e8 x AA Alkaline Batteries\u003c\/dd\u003e\n  \u003cdd\u003e1 x Soft Carrying Case\u003c\/dd\u003e\n  \u003cdd\u003e1 x User Guide \u0026amp; Calibration Certificate\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/megger-mit320-data-sheet.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download MEGGER MIT320 Data Sheet\u003c\/a\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/megger-mit320-user-manual.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download MEGGER MIT320 User Manual\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=MEGGER\"\u003eMEGGER\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"variant-inventory\"\u003e\n  \u003cspan class=\"in-stock-status\"\u003eIn stock! Available for delivery in Sri Lanka.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"MEGGER","offers":[{"title":"Default Title","offer_id":52680944615637,"sku":null,"price":369500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/megger-mit320-insulation-tester-0-03-ohm-continuity-reading.jpg?v=1764843303"},{"product_id":"uni-t-ut513a-high-voltage-insulation-tester","title":"UNI-T UT513A High Voltage Insulation Tester","description":"\u003ch2\u003eUNI-T UT513A High Voltage Insulation Tester | 5kV Digital Megohmmeter with PI\/DAR Testing\u003c\/h2\u003e\n\u003ch3\u003eProfessional 500V-5000V Insulation Resistance Testing for Industrial Applications in Sri Lanka\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eUNI-T UT513A\u003c\/strong\u003e is a powerful 5kV \u003cstrong\u003edigital insulation resistance tester\u003c\/strong\u003e designed for precise \u003cstrong\u003einsulation resistance measurement\u003c\/strong\u003e up to 1000GΩ (1TΩ) in transformers, motors, cables, and high-voltage equipment. Featuring selectable test voltages from 500V to 5000V, PI\/DAR calculations, 18-group data storage, USB interface, and comparison functions, it's perfect for industrial maintenance, electrical commissioning, and preventive testing across Sri Lanka's power and manufacturing sectors. With CAT III safety, auto discharge, high-voltage alarm, and rugged 2kg design, the UT513A delivers professional performance at an affordable price.\u003c\/p\u003e\n\n\u003cp\u003eEngineered for demanding field applications, the UNI-T UT513A combines a large 9999-count LCD with 30-segment analog bar graph, continuous measurement mode, timer function (up to 30 minutes), and PC software compatibility for comprehensive insulation diagnostics. Its DC\/AC voltage measurement (600V), low resistance testing, backlight display, and overload protection ensure safe, efficient operation in factories, substations, and renewable energy installations. Meeting IEC 61557 standards, this high-voltage insulation tester provides the advanced features professionals need for reliable electrical safety verification and compliance reporting.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features of the UNI-T UT513A Insulation Tester\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003e5kV High Voltage Testing Capability\u003c\/dt\u003e\n  \u003cdd\u003eSelect test voltages: \u003cstrong\u003e500V, 1000V, 2500V, 5000V\u003c\/strong\u003e with accuracy ±(0%~20%) and short-circuit current \u0026gt;3mA for comprehensive insulation diagnostics up to \u003cstrong\u003e1000GΩ\u003c\/strong\u003e.\u003c\/dd\u003e\n\n  \u003cdt\u003ePI\/DAR Advanced Diagnostics\u003c\/dt\u003e\n  \u003cdd\u003eBuilt-in \u003cstrong\u003ePolarization Index (PI) and Dielectric Absorption Ratio (DAR)\u003c\/strong\u003e calculations with timer mode (15\/30 minutes) for insulation aging and quality assessment.\u003c\/dd\u003e\n\n  \u003cdt\u003e18-Group Data Storage \u0026amp; USB\u003c\/dt\u003e\n  \u003cdd\u003eStores up to \u003cstrong\u003e18 measurement sets\u003c\/strong\u003e with USB interface and PC software for easy data transfer, analysis, and professional reporting.\u003c\/dd\u003e\n\n  \u003cdt\u003eLarge Display with Analog Bar Graph\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e9999-count LCD + 30-segment bar graph\u003c\/strong\u003e with backlight provides clear readings and trend visualization in all lighting conditions.\u003c\/dd\u003e\n\n  \u003cdt\u003eComparison \u0026amp; Limit Functions\u003c\/dt\u003e\n  \u003cdd\u003eProgrammable upper\/lower limits with PASS\/FAIL indication plus continuous measurement mode for efficient go\/no-go testing and monitoring.\u003c\/dd\u003e\n\n  \u003cdt\u003eDC\/AC Voltage \u0026amp; Low Resistance\u003c\/dt\u003e\n  \u003cdd\u003eMeasures \u003cstrong\u003eDCV\/ACV up to 600V\u003c\/strong\u003e (±2%+3 digits) and low resistance (0.1Ω-999.9Ω) for complete electrical system diagnostics.\u003c\/dd\u003e\n\n  \u003cdt\u003eSafety \u0026amp; Auto Functions\u003c\/dt\u003e\n  \u003cdd\u003eAuto range, auto power off, low battery indication, high-voltage output alarm, auto current discharge, and overload protection ensure safe operation.\u003c\/dd\u003e\n\n  \u003cdt\u003eRugged Professional Construction\u003c\/dt\u003e\n  \u003cdd\u003eCompact design (202x155x94mm, \u003cstrong\u003e2kg\u003c\/strong\u003e) with durable casing withstands industrial environments while remaining portable for field technicians.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eCommon Applications for UNI-T UT513A in Sri Lanka\u003c\/h3\u003e\n\u003cp\u003eThis \u003cstrong\u003ehigh voltage insulation resistance tester\u003c\/strong\u003e is purpose-built for:\u003c\/p\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eIndustrial Motor \u0026amp; Transformer Testing\u003c\/dt\u003e\n  \u003cdd\u003eEvaluates insulation integrity in large AC\/DC motors, generators, and power transformers using PI\/DAR analysis for predictive maintenance.\u003c\/dd\u003e\n\n  \u003cdt\u003eHigh-Voltage Cable \u0026amp; Power Line Inspection\u003c\/dt\u003e\n  \u003cdd\u003eTests medium\/high-voltage cables, overhead lines, and distribution systems to identify degradation before costly failures occur.\u003c\/dd\u003e\n\n  \u003cdt\u003eElectrical Substation Commissioning\u003c\/dt\u003e\n  \u003cdd\u003eFactory acceptance and site commissioning tests for switchgear, circuit breakers, and control equipment with data logging capability.\u003c\/dd\u003e\n\n  \u003cdt\u003eRenewable Energy \u0026amp; Solar Installations\u003c\/dt\u003e\n  \u003cdd\u003eVerifies insulation quality in PV inverters, DC cabling, and high-voltage renewable systems per IEC standards.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eTechnical Specifications of the UNI-T UT513A\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n  \u003cdt\u003eInsulation Test Voltages\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e500V \/ 1000V \/ 2500V \/ 5000V DC\u003c\/strong\u003e (±0%~20% accuracy); short-circuit current \u0026gt;3mA.\u003c\/dd\u003e\n\n  \u003cdt\u003eInsulation Resistance Ranges\u003c\/dt\u003e\n  \u003cdd\u003e500V: 0.5MΩ~20GΩ; 1000V: 1MΩ~40GΩ; 2500V: 2.5MΩ~100GΩ; 5000V: \u003cstrong\u003e5MΩ~1000GΩ\u003c\/strong\u003e (±3%+5 digits).\u003c\/dd\u003e\n\n  \u003cdt\u003eDC\/AC Voltage Measurement\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e600V DC \/ 600V AC\u003c\/strong\u003e (50\/60Hz); accuracy ±(2%+3 digits).\u003c\/dd\u003e\n\n  \u003cdt\u003eLow Resistance Range\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e0.1Ω~999.9Ω\u003c\/strong\u003e for continuity and bonding tests.\u003c\/dd\u003e\n\n  \u003cdt\u003eDisplay \u0026amp; Bar Graph\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003e9999-count LCD backlight + 30-segment analog bar graph\u003c\/strong\u003e; secondary test voltage display.\u003c\/dd\u003e\n\n  \u003cdt\u003eDiagnostic Functions\u003c\/dt\u003e\n  \u003cdd\u003e\n\u003cstrong\u003ePI, DAR, comparison, timer (15\/30 min), continuous mode, 18 data storage\u003c\/strong\u003e, USB\/PC software.\u003c\/dd\u003e\n\n  \u003cdt\u003ePower \u0026amp; Battery Life\u003c\/dt\u003e\n  \u003cdd\u003e8 x 1.5V LR14 (C-size) alkaline batteries; \u0026gt;600 insulation tests per set.\u003c\/dd\u003e\n\n  \u003cdt\u003ePhysical \u0026amp; Safety\u003c\/dt\u003e\n  \u003cdd\u003eSize: \u003cstrong\u003e202×155×94mm, 2kg\u003c\/strong\u003e; meets \u003cstrong\u003eIEC 61557-1\/2:2007\u003c\/strong\u003e standards.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 x UNI-T UT513A 5kV Insulation Tester\u003c\/dd\u003e\n  \u003cdd\u003e2 x Single-plug Test Leads to Alligator Clips (Black\/Green)\u003c\/dd\u003e\n  \u003cdd\u003e1 x Dual-plug Test Lead to Alligator Clip (Red)\u003c\/dd\u003e\n  \u003cdd\u003e8 x 1.5V LR14 (C-size) Alkaline Batteries\u003c\/dd\u003e\n  \u003cdd\u003e1 x USB Communication Cable\u003c\/dd\u003e\n  \u003cdd\u003e1 x PC Software CD\u003c\/dd\u003e\n  \u003cdd\u003e1 x Power Adaptor\u003c\/dd\u003e\n  \u003cdd\u003e1 x Tool Box \u0026amp; English Manual\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-ut513a-data-sheet.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download UNI-T UT513A Data Sheet\u003c\/a\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-ut513a-user-manual.pdf\" target=\"_blank\" class=\"download-link\"\u003e📄 Download UNI-T UT513A User Manual\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=UNI-T\"\u003eUNI-T\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"variant-inventory\"\u003e\n  \u003cspan class=\"in-stock-status\"\u003eIn stock! Available for delivery in Sri Lanka.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"UNI-T","offers":[{"title":"Default Title","offer_id":52686437777621,"sku":null,"price":134500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-ut513a-insulation-tester-500v-ready-measurement.jpg?v=1764847837"},{"product_id":"uni-t-ut501b-insulation-resistance-tester","title":"UNI-T UT501B Digital Insulation Resistance Tester 1000V PI DAR","description":"\u003ch2\u003eUNI-T UT501B Digital Insulation Resistance Tester in Sri Lanka\u003c\/h2\u003e\n\n\u003ch3\u003e1000V Megohmmeter with PI\/DAR Measurement for Electrical Maintenance\u003c\/h3\u003e\n\n\u003cp\u003e\n  The \u003cstrong\u003eUNI-T UT501B Insulation Resistance Tester\u003c\/strong\u003e provides precise diagnostics for measuring insulation resistance, low resistance, and AC voltage across electrical equipment. It is designed to assist electrical maintenance engineers in Sri Lanka with testing transformers, motors, cables, switches, and general electrical appliances at selectable 250V, 500V, and 1000V test voltages.\n\u003c\/p\u003e\n\n\u003cp\u003eDiscover our complete selection of \u003ca href=\"\/collections\/insulation-testers\" target=\"_blank\"\u003eInsulation Resistance Testers – specifications, features, and megger testing tools in Sri Lanka!\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003e\n  Featuring Polarization Index (PI) and Dielectric Absorption Ratio (DAR) measurement, automatic voltage discharge, and a backlit LCD for low-light environments, this instrument streamlines insulation diagnostics and helps prevent unexpected electrical failures in industrial and commercial installations.\n\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eInsulation Resistance (250V\/500V\/1000V)\u003c\/strong\u003e: 0MΩ~99.9MΩ, accuracy ±(3%+5) | 100MΩ~5GΩ, accuracy ±(5%+5)\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eLow Resistance (Continuity)\u003c\/strong\u003e: 0.01Ω~200Ω | Accuracy: ±(2%+3) | Test current approx. 5.0V\/\u0026gt;200mA\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eAC Voltage Measurement\u003c\/strong\u003e: 30V~600V | Accuracy: ±(2%+3)\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eShort-Circuit Current\u003c\/strong\u003e: \u0026lt;2mA\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eOvervoltage Category\u003c\/strong\u003e: CAT III 600V, Pollution Degree 2 (per IEC61010)\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eFunctions\u003c\/strong\u003e: PI (Polarization Index) and DAR (Dielectric Absorption Ratio) measurement with selectable time intervals (60s\/15s and 60s\/30s)\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eTest Voltage Selection\u003c\/strong\u003e: Rotary knob for 250V\/500V\/1000V insulation test voltage plus AC voltage and continuity modes\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eSafety\u003c\/strong\u003e: Automatic voltage discharge after test completion, high-voltage warning light, and audible buzzer alarm\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eDisplay\u003c\/strong\u003e: 2000-count backlit LCD for clear visibility in dark plant environments, with low-battery and overload indication\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003ePower\u003c\/strong\u003e: 6 x 1.5V (LR6) batteries with low power consumption\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eBuild\u003c\/strong\u003e: Compact, durable housing designed for mobile electrical technicians\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003eInsulation resistance testing for transformers and generators\u003c\/dd\u003e\n  \u003cdd\u003ePreventive maintenance checks on electric motors and industrial machines\u003c\/dd\u003e\n  \u003cdd\u003eCable and switchgear insulation diagnostics for electrical contractors\u003c\/dd\u003e\n  \u003cdd\u003eRoutine safety testing of electrical appliances and switches\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 x UNI-T UT501B Insulation Resistance Tester main unit\u003c\/dd\u003e\n  \u003cdd\u003eTest leads with alligator clips\u003c\/dd\u003e\n  \u003cdd\u003eElastic carrying strap\u003c\/dd\u003e\n  \u003cdd\u003e6 x 1.5V batteries (installed)\u003c\/dd\u003e\n  \u003cdd\u003eCarrying case\u003c\/dd\u003e\n  \u003cdd\u003eEnglish user manual\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-ut501b-data-sheet.pdf\" target=\"_blank\"\u003e📄 Download UNI-T UT501B Data Sheet\u003c\/a\u003e\u003cbr\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-ut501b-user-manual.pdf\" target=\"_blank\"\u003e📄 Download UNI-T UT501B User Manual\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=UNI-T\"\u003eUNI-T\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"variant-inventory\"\u003e\u003cspan class=\"in-stock\"\u003eIn stock!\u003c\/span\u003e\u003c\/div\u003e","brand":"UNI-T","offers":[{"title":"Default Title","offer_id":54979114827989,"sku":null,"price":34500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-ut501b-insulation-resistance-tester-front-view.jpg?v=1789792071"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/collections\/UT513A-2.jpg?v=1764906789","url":"https:\/\/nanozone.lk\/collections\/insulation-testers.oembed","provider":"NanoZone.LK","version":"1.0","type":"link"}