{"product_id":"uni-t-ut620c-digital-micro-ohmmeter-1µω-resolution-4-wire-resistance-tester","title":"UNI-T UT620C+ Digital Micro-Ohmmeter - 1µΩ Resolution, 4-Wire Resistance Tester","description":"\u003cp class=\"isSelectedEnd\"\u003eThe UNI-T UT620C+ Micro Ohmmeter is a professional portable low-resistance tester designed for accurate measurement of electrical connections, windings, conductors and components where very small resistance changes matter.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eUsing the 4-wire Kelvin measurement method, the UT620C+ helps minimise the effect of test lead resistance and provides reliable measurements down to the micro-ohm level. With a measurement range from 0.001mΩ to 300kΩ, up to 1A test current and accuracy up to ±0.1% FS, it is ideal for electrical maintenance, manufacturing, automotive, power distribution and industrial testing.\u003c\/p\u003e\n\u003cp\u003eIts compact handheld design, rechargeable lithium battery and storage for up to 500 measurement records make it suitable for both field and workshop use.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eIdeal For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe UT620C+ is particularly useful for engineers and technicians carrying out:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBusbar and electrical joint testing – identify loose, deteriorated or high-resistance connections before they cause overheating or failures.\u003c\/li\u003e\n\u003cli\u003eMotor and generator testing – measure winding resistance and compare phases during commissioning and maintenance.\u003c\/li\u003e\n\u003cli\u003eTransformer maintenance – check winding and connection resistance.\u003c\/li\u003e\n\u003cli\u003eSwitchgear and circuit breaker testing – evaluate contact resistance across switches, breakers, relays and contactors.\u003c\/li\u003e\n\u003cli\u003eEV and battery manufacturing – test welded joints, conductors, terminals and motor\/stator windings.\u003c\/li\u003e\n\u003cli\u003eCable and conductor testing – measure resistance of wires, cables, connectors and terminations.\u003c\/li\u003e\n\u003cli\u003eFuse and component testing – accurately evaluate low-resistance electrical components.\u003c\/li\u003e\n\u003cli\u003eIndustrial preventative maintenance – identify increasing contact resistance before it develops into an operational problem.\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable border=\"0\" cellpadding=\"0\" cellspacing=\"0\" width=\"882\" style=\"border-collapse: collapse; width: 663pt;\"\u003e\n\u003ccolgroup\u003e\n\u003ccol width=\"294\" span=\"3\" style=\"width: 221pt;\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl65\" width=\"294\" style=\"height: 14.15pt; width: 221pt;\"\u003eSpecification\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"294\" style=\"border-left: none; width: 221pt;\"\u003eUT620C+\u003c\/td\u003e\n\u003ctd class=\"xl63\" width=\"294\" style=\"border-left: none; width: 221pt;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eResistance Measurement Range\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e0.001mΩ – 300.0kΩ\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eMaximum Resolution\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e1µΩ\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003eUp to ±0.1% FS\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eMeasurement Method\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e4-wire\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eMaximum Test Current\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e≤1A\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eOpen Circuit Voltage\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e≤4.2V\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eInput Protection\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e≤36V AC\/DC\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eMeasurement Speed\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003eApprox. 2 readings\/sec\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eData Storage\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e500 sets\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eDisplay\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003eSegment LCD with backlight\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eInterface\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003eUSB Type-C\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eAuto Power Off\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003eApprox. 15 minutes\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eIngress Protection\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003eIP54\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eBattery\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e3.7V 3200mAh rechargeable lithium\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eMeasurement Power\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e≤8W\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e161 × 117 × 68mm\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003eApprox. 480g including battery\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eCertifications\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003eCE, RoHS\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl63\" style=\"height: 14.15pt; border-top: none;\"\u003e \u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"25\" style=\"height: 18.9pt;\"\u003e\n\u003ctd height=\"25\" class=\"xl66\" style=\"height: 18.9pt; border-top: none;\"\u003eMeasurement Ranges\u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl63\" style=\"height: 14.15pt; border-top: none;\"\u003e \u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003ctd class=\"xl63\" style=\"border-top: none; border-left: none;\"\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003eResistance Range\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003eTest Current\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003eResolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003e0.001mΩ – 100.00mΩ\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e1A\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e0.001 \/ 0.01mΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003e100.1mΩ – 1000.0mΩ\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e100mA\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e0.1mΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003e1.001Ω – 10.000Ω\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e10mA\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e0.001Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003e10.01Ω – 100.00Ω\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e1mA\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e0.01Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003e100.1Ω – 1000.0Ω\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e100µA\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e0.1Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003e1.001kΩ – 10.000kΩ\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e10µA\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e1Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003e10.01kΩ – 100.00kΩ\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e3µA\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e10Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.15pt;\"\u003e\n\u003ctd height=\"19\" class=\"xl64\" width=\"294\" style=\"height: 14.15pt; border-top: none; width: 221pt;\"\u003e100.1kΩ – 300.0kΩ\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e3µA\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"294\" style=\"border-top: none; border-left: none; width: 221pt;\"\u003e100Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHK Shop","offers":[{"title":"Default Title","offer_id":44450871574593,"sku":"UNI-T UT620C","price":350.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/6667\/7825\/files\/UT620C-6.jpg?v=1787206975","url":"https:\/\/www.chkshop.com.au\/es\/products\/uni-t-ut620c-digital-micro-ohmmeter-1%c2%b5%cf%89-resolution-4-wire-resistance-tester","provider":"CHK Shop","version":"1.0","type":"link"}