HT Instruments ISOTEST M70 Insulation Tester is an insulation tester for insulation resistance testing and maintenance checks. Source details include Insulation with test voltage 250, 500, 1000VDC and Up to 4Gohm measurement range.
HT Instruments M72 Insulation Tester is an insulation tester for insulation resistance testing and maintenance checks. Source details include Insulation Resistance measurement with 250, 500VDC and Measurement range up to 1Gohm.
HT Instruments M74 Safety Tester is a safety tester for electrical safety testing and verification. Source details include Continuity test of protective conductors with 200mA and Insulation Resistance measurement with 250, 500VDC.