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Insulation Resistance Meter Digital Ohmmeter Megger Handheld Insulation Tester Megameter 0-2000MΩ 100V/220V/500V/1000V H UNI-T 
Insulation Resistance Meter UT501B Insulation resistance meter, excellent device with easy operation
Digital Insulation Resistance Tester Earth Resistance Meters Volt AC DC Tester It is suitable for maintenance, repair, test and etc. Because the unpaid dispute will not be closed automatically, and wFUNFANG 
FUNFANG Insulation Resistance Meter Digital Ohmmeter Handheld Insulation Tester Megameter 0-2000MΩ 1000V High Accuracy M 📍The rated test voltage is 1000V, with a measurement range of up to 2000MΩ and has the ability to measure AC voltage.
Digital Insulation Resistance Tester Megger Meter 1000V 0.1~ 2000MΩ Continuity Altitude: <2000m. 1000V±10%0-2000MΩ. 1 x Digital insulation tester. LCD size: 84.8x59.8mm, Max. display 19999. Power souBest Value Chunnuan 
Chunnuan UT501A 1000V Insulation Resistance Meter Megohmmeter Voltmeter w/LCD Backlight Auto Range Insulation Resistance Meter Tester Earth Tester Megohmmeter AC Voltmeter w/LCD BacklightNurdo 
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Distributed through American National Standards Institute (ANSI) ISO 8301:1991, Thermal insulation -- Determination of steady-state thermal resistance and related properties -- Heat flo