Megger MIT525 5 kV insulation resistance tester. Measures insulation resistance to 1 TΩ; polarisation index (PI), dielectric absorption ratio (DAR), step voltage and ramp voltage test modes. Applications: motor and generator winding acceptance testing (10-kV+ machines), HV cable diagnostics, transformer winding QA, capacitor commissioning. IEC 61010, IEC 61557 compliant. Replaces earlier Megger BM25 and MIT520/2 with Bluetooth data transfer. Full test-lead kit ex-stock.