- Selectable test voltages 250V, 500V and 1000V
- Tests insulation of wires, cables, transformers and electrical motors
- Button lock for Dielectric Absorption Ratio (DAR) Test
- Sensitive ohmmeter for checking resistance of motor windings
- Internal Memory stores up to 9 readings
The Amprobe AMB-25 Digital Insulation Resistance Tester is affordable, fast and easy to use. The AMB25 offers the features you need for most insulation test applications including wires, cables, transformers, and motors.