For users of Martindale VI-13700, Drummond MTL7 Test Lamps and other Low/Medium Voltage Testing Devices, we can now supply the PU2/4 Proving Unit.  The unit is a portable, simple to use battery operated voltage tester.

PU2/4 Proving Unit features a 500V nominal open circuit voltage, high frequency pulsating d.c. 4KHz nominal which when operated with a 10 x 10 operating force of 280 gms nominal will prove the Neon indicators of your voltage tester unit.

For the latest price and stock availability please contact our sales department.

Learn more about at the PU2/4 Proving Unit product page.