{"product_id":"uni-t-ut373-non-contact-laser-tachometer","title":"UNI-T UT373 Non-Contact Laser Tachometer","description":"\u003ch2\u003eUNI-T UT373 Non-Contact Laser Tachometer in Sri Lanka\u003c\/h2\u003e\n\n\u003ch3\u003eHandheld Optical RPM Meter with Reflective Tape for Contactless Speed Measurement\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eUNI-T UT373 Non-Contact Laser Tachometer\u003c\/strong\u003e delivers fast, accurate, and completely contactless rotational speed measurement using a focused laser beam and reflective tape. Designed for maintenance engineers, automotive technicians, and industrial professionals across Sri Lanka, this \u003cstrong\u003ehandheld optical tachometer\u003c\/strong\u003e lets you safely measure RPM on rotating shafts, pulleys, fans, and small engines without stopping the machine or touching any moving part.\u003c\/p\u003e\n\n\u003cp\u003eDiscover our complete selection of \u003ca href=\"\/collections\/tachometers\" target=\"_blank\"\u003eTachometers \u0026amp; RPM Meters — contact, non-contact, laser, and digital types available in Sri Lanka!\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003eWith a wide measurement range of up to 99,999 RPM and a safe laser sensing distance, the UT373 is the ideal \u003cstrong\u003econtactless tachometer\u003c\/strong\u003e for applications where physical contact is hazardous, impractical, or where reflective tape can be conveniently applied to the rotating target. The instrument stores last, maximum, and minimum readings for convenient comparison and diagnostics during field service.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eMeasurement Type\u003c\/strong\u003e: Non-contact optical laser tachometer\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eRPM Range\u003c\/strong\u003e: 10 ~ 99,999 RPM\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eResolution\u003c\/strong\u003e: 0.1 RPM (10~999.9 RPM); 1 RPM (≥1000 RPM)\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eAccuracy\u003c\/strong\u003e: ±(0.05% + 1 digit)\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eSensing Distance\u003c\/strong\u003e: 50mm ~ 500mm (recommended)\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eSampling Time\u003c\/strong\u003e: 0.8s (≥60 RPM); 2s (\u0026lt; 60 RPM)\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eDisplay\u003c\/strong\u003e: 5-digit LCD\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eMemory\u003c\/strong\u003e: Last, MAX, MIN value storage\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eLaser Class\u003c\/strong\u003e: Class II laser (\u0026lt; 1mW)\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003ePower Supply\u003c\/strong\u003e: 3 × 1.5V AAA batteries\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: Compact handheld form factor\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\u003eContactless Laser Sensing\u003c\/strong\u003e: No physical contact with the rotating target — safe for high-speed and hazardous measurement environments\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eWide RPM Range\u003c\/strong\u003e: Covers slow machinery and high-speed motors in a single instrument (10–99,999 RPM)\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eMAX \/ MIN \/ LAST Memory\u003c\/strong\u003e: Capture and review peak and minimum speed values for trending and diagnostics\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eReflective Tape Included\u003c\/strong\u003e: Works with standard reflective tape strips applied to the rotating shaft or surface\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eSingle-Hand Operation\u003c\/strong\u003e: Ergonomic pistol grip with trigger-style operation for comfortable one-handed field use\u003c\/dd\u003e\n  \u003cdd\u003e\n\u003cstrong\u003eAuto Power-Off\u003c\/strong\u003e: Extends battery life during infrequent use cycles\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003eNon-contact RPM measurement on electric motors, fans, and blowers\u003c\/dd\u003e\n  \u003cdd\u003eOptical tachometer testing for small engine speed verification\u003c\/dd\u003e\n  \u003cdd\u003ePulley and belt drive speed ratio confirmation in industrial machinery\u003c\/dd\u003e\n  \u003cdd\u003ePropeller and shaft RPM measurement where contact is unsafe\u003c\/dd\u003e\n  \u003cdd\u003eHVAC fan speed checking and commissioning\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 × UNI-T UT373 Non-Contact Laser Tachometer\u003c\/dd\u003e\n  \u003cdd\u003eReflective tape strips\u003c\/dd\u003e\n  \u003cdd\u003e3 × AAA 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\u003cp\u003eIf your application also requires direct shaft contact measurement with wheel and cone adapters, consider the \u003ca href=\"\/products\/uni-t-ut372d-contact-non-contact-tachometer-rpm-gauge\"\u003eUNI-T UT372D Contact \u0026amp; Non-Contact Tachometer RPM Gauge\u003c\/a\u003e for dual-mode contact and non-contact flexibility.\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\/uni-t-ut373-data-sheet.PDF\" target=\"_blank\"\u003e📄 Download UNI-T UT373 Data Sheet\u003c\/a\u003e\u003cbr\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-ut373-user-manual.pdf\" target=\"_blank\"\u003e📄 Download UNI-T UT373 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":53265130848469,"sku":null,"price":9900.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-ut373-mini-laser-tachometer-front-view.jpg?v=1771930013","url":"https:\/\/nanozone.lk\/products\/uni-t-ut373-non-contact-laser-tachometer","provider":"NanoZone.LK","version":"1.0","type":"link"}