HIOKI IR4056 / IR4057 Digital Insulation Tester


  • 5-range testing voltage of 50 V/100 M to 1000 V/4000 M
  • Stable & medium – speed digital readings, 0.8 second response  time of PASS/FAIL decisions
  • Drop proof onto concrete from 1m (3.28 feet)
  • Bright LED, luminous LCD, test  lead with bright LED lamp to illuminate near hand ( Also available in the IR4056-21)
  • Continuity check via 200 mA testing
  • Built in AC/DC voltage meter, useful for testing solar power generation systems and electric vehicles .



Measure Current Please mention the Model Number in your message.