HIO IR4053-10

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Measure PV Insulation Resistance Safely, Accurately and Quickly

The Hioki IR4053 is a digital insulation resistance tester for photovoltaic generation systems. Measure insulation resistance accurate and safely without being affected by generated solar power and identify the value in just 4 seconds.


  • Key Features:

    • Safely and accurately measure PV insulation resistance even while generating solar power

    • Built-in PV dedicated function, display measurements in 4 seconds

    • Five ranges (50/125/250/500/1000V) built in for normal insulation resistance measurement

    • Built-in 1000 VDC voltage measurement for open voltage tests of PV systems that support 1000 V

    • Built-in comparator function

    • Drop proof design withstands drop onto concrete from a height of 1 meter

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    HIO IR4053-10