Martindale PD440 Proving Unit MARPD440


The Martindale PD440 is a proving unit which can test voltage detectors or voltage indicators up to 440V AC. The PD440 is a rugged reliable proving unit to help comply with Health and Safety recommendations.

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inc VAT £66.00 ex VAT £55.00
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Product Details

Martindale PD440 Proving Unit

The Martindale PD440 is a battery powered handheld device suitable for testing a range of contact type voltage detectors up to 440V @ 500kΩ load or higher. The proving unit is ideal for testing indicators with 230V and 415/440V AC or DC detection ranges. Martindale’s recommended voltage devices include the VI13700-2 & the new Martindale VI13800. The PD440 can check voltage on a range of filament test lamps including the Martindale Drummond range.

The unit is supplied with 2 years manufacturers warranty.

Important Information

The Martindale PD440 Proving unit puts out a hazardous voltage and must only be used by a qualified person and in accordance with the manufacturers instruction supplied with the unit.

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  • Output Voltage: 440V nominal
  • Operating Temperature:  -10°C to +40°C at max 70% RH
  • Battery: 6 x LR6 / MN1500 1.5V alkaline batteries or equivalent
  • Dimensions: 143 x 84 x 50mm
  • Weight: 400g approx including battery