{"title":"TDS and EC Meters","description":"\u003ch2\u003eBuy High-Quality TDS and EC Meters in Sri Lanka\u003c\/h2\u003e\n\u003ch3\u003eHandheld and Digital Water Quality Testers for Accurate Conductivity Measurement\u003c\/h3\u003e\n\n\u003cp\u003eExplore our premium range of \u003cstrong\u003eTDS and EC meters\u003c\/strong\u003e engineered for precise water quality checks in hydroponics, aquariums, RO\/water purification systems, and laboratory settings. At nanozone.lk, we supply high-quality \u003cstrong\u003etotal dissolved solids testers\u003c\/strong\u003e and \u003cstrong\u003econductivity meters\u003c\/strong\u003e that help growers, technicians, and water treatment professionals monitor nutrient concentration, salinity, and mineral content with confidence.\u003c\/p\u003e\n\n\u003cp\u003eOur collection features reliable \u003cstrong\u003ehandheld TDS meter\u003c\/strong\u003e and \u003cstrong\u003eportable EC tester\u003c\/strong\u003e models suitable for hydroponic reservoirs, drinking water testing, and pool or pond monitoring. Whether you need an entry-level \u003cstrong\u003edigital TDS meter\u003c\/strong\u003e for routine checks or an advanced \u003cstrong\u003ecombo pH EC TDS meter\u003c\/strong\u003e for multi-parameter diagnostics, we provide professional-grade instruments tailored to fit any budget.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Buy Your TDS and EC Testing Tools from Us?\u003c\/h3\u003e\n\u003cdl class=\"feature-list\"\u003e\n    \u003cdt\u003eHigh-Quality Measurement Precision\u003c\/dt\u003e\n    \u003cdd\u003eWe source only professional-grade conductivity and TDS testers designed to deliver accurate, repeatable readings for critical water quality monitoring and nutrient management workflows.\u003c\/dd\u003e\n\n    \u003cdt\u003eUnbeatable Market Value\u003c\/dt\u003e\n    \u003cdd\u003eWe are committed to offering the most cost-effective TDS and EC measurement equipment on the market, ensuring you gain reliable water testing capability without excessive investment.\u003c\/dd\u003e\n\n    \u003cdt\u003ePortable and User-Friendly\u003c\/dt\u003e\n    \u003cdd\u003eDesigned for the realities of field and greenhouse use, our lightweight testers feature clear digital displays, waterproof housings, and simple calibration, making on-site water testing fast and highly efficient.\u003c\/dd\u003e\n\u003c\/dl\u003e","products":[{"product_id":"hm-digital-com-80-tds-ec-temperature-meter","title":"HM Digital COM-80 TDS, EC \u0026 Temperature Meter","description":"\u003ch2\u003eHM Digital COM-80 TDS, EC \u0026amp; Temperature Meter in Sri Lanka\u003c\/h2\u003e\n\n\u003ch3\u003eWaterproof Hydro-Tester for Hydroponic Nutrient Monitoring\u003c\/h3\u003e\n\n\u003cp\u003e\n  The \u003cstrong\u003eHM Digital COM-80 TDS\/EC Meter\u003c\/strong\u003e is a waterproof hydro-tester built for continuous dip-and-read monitoring of total dissolved solids, electrical conductivity, and temperature in nutrient reservoirs. It is designed to help hydroponic growers and aquarists in Sri Lanka track nutrient strength quickly without removing the probe between checks.\n\u003c\/p\u003e\n\n\u003cp\u003eDiscover our complete selection of \u003ca href=\"\/collections\/tds-ec-meters\" target=\"_blank\"\u003eTDS and EC Meters – specifications, features, and water quality testers in Sri Lanka!\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003e\n  Featuring a hold function, wide TDS range, and a rugged floating waterproof body, this instrument is built for frequent submersion in grow reservoirs and helps growers catch nutrient imbalances before they affect plant health.\n\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eTDS Range\u003c\/strong\u003e: 0~9990 ppm | Resolution: 1 ppm (0–999), 10 ppm (1000–9990)\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eEC Range\u003c\/strong\u003e: 0~9990 µS\/cm\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eTemperature Display\u003c\/strong\u003e: Reference temperature reading alongside TDS\/EC values\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eAccuracy\u003c\/strong\u003e: ±2% Full Scale\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eCalibration\u003c\/strong\u003e: Single-point push-button calibration\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: Hold and lock feature to freeze stable readings for easy recording\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eDesign\u003c\/strong\u003e: Continuous-monitoring hydro-tester body, ideal for leaving in nutrient reservoirs\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eWaterproofing\u003c\/strong\u003e: Fully waterproof housing, floats if dropped in water\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eDisplay\u003c\/strong\u003e: Easy-to-read digital LCD showing TDS and EC values\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003ePower\u003c\/strong\u003e: Long-life battery with low battery indicator and auto power-off\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003eContinuous hydroponic and aquaponic nutrient reservoir monitoring\u003c\/dd\u003e\n  \u003cdd\u003eAquarium and pond mineral content tracking\u003c\/dd\u003e\n  \u003cdd\u003eGreenhouse and grow-tent water quality checks\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 HM Digital COM-80 TDS\/EC Meter main unit\u003c\/dd\u003e\n  \u003cdd\u003eProtective cap\u003c\/dd\u003e\n  \u003cdd\u003eBattery (installed)\u003c\/dd\u003e\n  \u003cdd\u003eEnglish user manual\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003cp\u003eFor a high precision water testing, see the \u003ca href=\"\/products\/hm-digital-com-100-tds-ec-temperature-meter\"\u003eHM Digital COM-100 TDS\/EC Meter\u003c\/a\u003e.\u003c\/p\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\/hm-digital-com-80-data-sheet.pdf\" target=\"_blank\"\u003e📄 Download HM Digital COM-80 Data Sheet\u003c\/a\u003e\u003cbr\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/hm-digital-com-80-user-manual.pdf\" target=\"_blank\"\u003e📄 Download HM Digital COM-80 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=HM+Digital\"\u003eHM Digital\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":"HM DIGITAL","offers":[{"title":"Default Title","offer_id":54323359088853,"sku":null,"price":14500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/hm-digital-com-80-tds-ec-meter-front-view.jpg?v=1784812254"},{"product_id":"hm-digital-com-100-tds-ec-temperature-meter","title":"HM Digital COM-100 TDS, EC \u0026 Temperature Meter","description":"\u003ch2\u003eHM Digital COM-100 TDS, EC \u0026amp; Temperature Meter in Sri Lanka\u003c\/h2\u003e\n\n\u003ch3\u003eWaterproof TDS\/EC Combo Tester for Water Quality Monitoring\u003c\/h3\u003e\n\n\u003cp\u003e\n  The \u003cstrong\u003eHM Digital COM-100 TDS\/EC Meter\u003c\/strong\u003e delivers fast, reliable readings of total dissolved solids, electrical conductivity, and temperature in a single waterproof, pocket-sized probe. It is designed to help water treatment technicians, aquarium keepers, and quality control staff in Sri Lanka verify RO\/DI water purity and mineral concentration on the spot.\n\u003c\/p\u003e\n\n\u003cp\u003eDiscover our complete selection of \u003ca href=\"\/collections\/tds-ec-meters\" target=\"_blank\"\u003eTDS and EC Meters – specifications, features, and water quality testers in Sri Lanka!\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003e\n  Featuring hold and auto-off functions, a wide 0–9990 ppm TDS range, and simple push-button calibration, this instrument streamlines routine water checks and helps prevent inaccurate readings from drift or contamination.\n\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eTDS Range\u003c\/strong\u003e: 0~9990 ppm | Resolution: 1 ppm (0–999), 10 ppm (1000–9990)\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eEC Range\u003c\/strong\u003e: 0~9990 µS\/cm\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eTemperature Range\u003c\/strong\u003e: 32°F~80°F (0°C~26.7°C) display reference\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eAccuracy\u003c\/strong\u003e: ±2% Full Scale\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eCalibration\u003c\/strong\u003e: Single-point push-button calibration\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: Hold and lock feature to freeze stable readings for easy recording\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eWaterproofing\u003c\/strong\u003e: Fully waterproof housing, floats if dropped in water\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eDisplay\u003c\/strong\u003e: Easy-to-read digital LCD with automatic display of TDS in ppm\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003ePower\u003c\/strong\u003e: Single 3.6V battery with low battery indicator and auto power-off\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eBuild\u003c\/strong\u003e: Compact, lightweight probe-style design for one-handed use\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003eDrinking water and RO\/DI filtration system verification\u003c\/dd\u003e\n  \u003cdd\u003eAquarium and pond water mineral content monitoring\u003c\/dd\u003e\n  \u003cdd\u003eSwimming pool and spa water quality checks\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 HM Digital COM-100 TDS\/EC Meter main unit\u003c\/dd\u003e\n  \u003cdd\u003eProtective cap\u003c\/dd\u003e\n  \u003cdd\u003e3.6V battery (installed)\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\/hm-digital-com-100-data-sheet.pdf\" target=\"_blank\"\u003e📄 Download HM Digital COM-100 Data Sheet\u003c\/a\u003e\u003cbr\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/hm-digital-com-100-user-manual.pdf\" target=\"_blank\"\u003e📄 Download HM Digital COM-100 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=HM+Digital\"\u003eHM Digital\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":"HM DIGITAL","offers":[{"title":"Default Title","offer_id":54323474628821,"sku":null,"price":24500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/hm-digital-com-100-tds-ec-meter-front-view.jpg?v=1784812413"}],"url":"https:\/\/nanozone.lk\/collections\/tds-ec-meters.oembed","provider":"NanoZone.LK","version":"1.0","type":"link"}