Designed for demanding environments, the KEW 3125B delivers a test voltage range from 250 V to 5000 V, making it ideal for testing insulation on transformers, motors, and large cables. It includes diagnostic functions like Polarization Index (PI) and Dielectric Absorption Ratio (DAR) to help assess insulation condition over time. The instrument’s filter function reduces electrical noi... https://tools.com.bd/product/kew-3125b-high-voltage-insulation-tester