
Fast, safe proving unit for voltage indicators. Delivers 440V AC instantly. Includes magnetic hanger & batteries.
This proving unit from Martindale Electric is designed to deliver the full test voltage instantly, making it an essential tool for verifying the functionality of voltage indicators and testers. Featuring a tough, overmoulded low-profile case and a high-strength magnetic hanger, it offers both durability and convenient hands-free operation on metallic surfaces.
The unit is colour coded for voltage output, allowing for quick visual identification, and is suitable for use with both high and low impedance voltage indicators, test lamps, and two-pole testers. Its long battery life, low battery indicator, and auto power-off function ensure reliable performance and efficient power management during prolonged use.
Supplied complete with an MG3 magnetic hanger, six AA batteries, and a user manual, this proving unit is ready to use straight out of the box. It operates within a temperature range of -10°C to 40°C and features a clear LED display for voltage output indication.
Whether you are a professional electrician or a maintenance technician, this proving unit provides a fast and easy method to confirm that voltage detectors are working correctly before and after use, helping to ensure safety on the job.
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