Insulation Resistance Testers
High-precision ISO 17025 calibratable instruments with instant B2B datasheet downloads and direct corporate contact info.
SANFIX BM-500A 1000V Digital Insulation Resistance Tester (1999 MΩ)
Compact digital megohmmeter providing 250V, 500V, and 1000V test voltages for electric motor windings, cables, and transformer testing.
SANFIX BM-5100 2500V Digital High-Voltage Megohmmeter (20 GΩ)
Medium voltage insulation tester with 500V, 1000V, and 2500V outputs measuring up to 20 Giga-Ohms for utility generator coils and cables.
SANFIX BM-5200 5000V Heavy-Duty Insulation Resistance Analyzer (1 TΩ)
Industrial 5kV insulation diagnostic analyzer with Polarization Index (PI) and Dielectric Absorption Ratio (DAR) calculation for substation transformers.
SANFIX BM-5300 10kV High-Voltage Insulation Diagnostic Tester (2 TΩ)
Heavy utility 10,000V insulation meter with Dielectric Discharge (DD) and Step Voltage (SV) modes for extra-high-voltage grid equipment.
SANFIX BM-5400 Handheld Multi-Function Insulation & DMM Combo (1000V)
Combines a full 1000V insulation tester with a True RMS digital multimeter in one compact handheld unit for field service electricians.
SANFIX BM-5500 Solar Photovoltaic (PV) Insulation & Array Tester (1500V)
Dedicated solar array insulation tester measuring open circuit voltage (Voc up to 1500V) and insulation resistance on live energized PV strings.