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Hioki insulation testers or megohmmeters feature all-in-one designs including built-in rugged cases and test lead storage compartments. The IR4018-20 is a single-range, 1000V/2000MΩ analog insulation resistance tester with efficient functions and features to help shorten work time associated with field insulation testing. CAT III 600 V

Key Features

• Single range testing voltage of 1000 V

• Test insulation resistance up to 2000 MΩ

• Built tough to withstand a 1-meter drop onto a concrete floor

• Bright LED luminous scale

• Check for live circuits and battery status

• Integrated hard case for quick and easy storage without disconnecting the leads

■ Basic specifications (Accuracy guaranteed for 1 year, Post-adjustment accuracy guaranteed for 1 year)

Rated output voltage 1000 V DC
Effective maximum indicated value 2000 MΩ
Accuracy 1st effective measuring range ±5 % of indicated value
2 to 1000 MΩ
Lower limit resistance 1 MΩ (measurement resistance value to maintain testing voltage)
Overload protection 1200 V AC (10 sec.)
AC voltage measurement 0 to 600 V (50/60 Hz), ±5 % of maximum scale value accuracy,
500 kΩ or more input resistance
Other functions Bright LED luminous scale, Drop proof (on concrete, 1 m/1 time), Battery check, Live circuit check, Auto discharge
Power supply LR6 (AA) alkaline batteries ×4, Continuous use: 15 hours (no load)
Dimensions and mass 159 mm (6.26 in) W × 177 mm (6.97 in) H × 53 mm (2.09 in) D, 610 g (21.5 oz), (including battery, excluding test lead)
Accessories Test Lead L9787 ×1, LR6 (AA) alkaline batteries ×4, Instruction manual ×1, Shoulder strap ×1


Additional information