High Voltage Insulation Tester is suitable for heavy duty high tension electrical maintenance field work. The Insulation Tester operates on a power supply rate of 2500V and 5000V. The Insulation Tester exhibits rated resistance in a range of 2500M Ohms to 100000M Ohms. Insulation Tester is a self contained instrument that operates using hand operated generator as power source. High Voltage Insulation Tester is light in weight and can be easily handled.