HIOKI IR4056-20 5-Range Digital Insulation Resistance Tester

The Hioki IR4056 is a 5-range, 50V to 1000V digital insulation resistance tester with efficient functions and features to help shorten work time associated with field insulation testing. The comparator function compares measured values to preset reference values to generate a pass or fail judgment. The stable display is easy to read, increasing work efficiency.