Insulation Resistance Testers (Megohmmeters)

Find reliable insulation resistance testers for commissioning and fault-finding. Our range covers 50–1000 V test voltages (model-dependent) with fast MΩ/GΩ readings, PI/DAR timed tests, guard terminal for surface leakage, live-circuit detection and automatic discharge for safety. Ideal for motors, cables, distribution boards and solar PV strings. UK stock, quick delivery and after-sales support from ZOYI UK.