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Proving Units There are 14 products.

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  • Martindale PD240 - 240V Proving Device
    Sale!

    A proving unit is essential for the proving of voltage indicators before and after use, in order to follow safe electrical working practices.

    £ 58.65 £ 69.00
    Reduced price!
    Usually Stock or Short Lead Time
  • Kewtech KEWPROVE3 690V AC/DC Proving Unit
    Sale!

    The Kewtech KEWPROVE 3 is a 50-690 V proving unit with just two terminals to test AC and DC voltage detectors.

    £ 74.25 £ 99.00
    Reduced price!
    Usually Stock or Short Lead Time
  • Martindale PD440 - 440V Proving Device
    Sale!

    The Maindale PD440 is a portable battery powered proving unit for the testing of contact type voltage detectors up to 440V.

    £ 75.65 £ 89.00
    Reduced price!
    Usually Stock or Short Lead Time
  • Megger MPU690 Proving Unit
    Sale!

    The Megger MPU690 proving unit generates automatically stepped voltages from 690 down to 50 volts.

    £ 81.00 £ 108.00
    Reduced price!
    Usually Stock or Short Lead Time
  • Martindale PD690 - 700V Proving Device
    Sale!

    The Martindale PD690 is a portable, battery powered proving unit for the testing of contact type voltage detectors up to 690V.

    £ 84.15 £ 99.00
    Reduced price!
    Usually Stock or Short Lead Time
  • Fluke PRV240 Proving Unit
    Sale!

    The Fluke PRV240 reduces the risk of shock and arc flash by validating the functionality of test tools without placing yourself in a potentially hazardous electrical environment.

    £ 88.80 £ 111.00
    Reduced price!
    Delivery TBC
  • Martindale PD700 Proving Device
    Sale!

    The Martindale PD700 is a dual voltage proving unit which generates 50V at 50Hz for 3 seconds and then generates 700V at 50Hz.

    £ 97.75 £ 115.00
    Reduced price!
    Usually Stock or Short Lead Time
  • Seaward PPX Proving Unit With Belt Clip

    Prove the voltage indicating ability of potential indicators, test lamps and multimeters with the Seaward PPX.

    £ 125.00
    Usually Stock or Short Lead Time
  • Kewtech KEWISO2 Safe Isolation Kit
    Sale!

    The Kewtech KEWISO2 Safe Isolation Kit allows you to ensure your work complies with regulation 14 of the Electricity at Work Regulations.

    £ 139.30 £ 199.00
    Reduced price!
    Usually Stock or Short Lead Time
  • Seaward PH3 Domed Head Proving Unit
    Sale!

    The Seaward PH3 is designed for use with potential indicators and phasing rods with domed contact electrodes.

    £ 140.00 £ 152.00
    Reduced price!
    Usually Stock or Short Lead Time
  • Seaward PH3 Domed Head Proving Unit
    Sale!

    The Seaward PH3 (flat contact electrode) is designed for use with potential indicators and phasing rods with domed contact electrodes.

    £ 140.00 £ 152.00
    Reduced price!
    Usually Stock or Short Lead Time
  • Seaward PH3-LLT Proving Unit

    The PH3-LLT is intended to check if a Live Line Tester functions correctly.

    £ 153.00
  • Martindale MARVIPDLOK138 Voltage Indicator, Proving Device & Lock
    Sale!

    The complete solution for safe isolation, the Martindale VIPDLOK138 Lock Out Kit contains the VI13800 voltage indicator, PD440 proving device, along with a complete lock out kit, supplied with soft carry cases.

    £ 180.00 £ 225.00
    Reduced price!
    Usually Stock or Short Lead Time
  • Fluke 117/PRV240 Kit
    Sale!

    £ 191.20 £ 239.00
    Reduced price!
    Delivery TBC
Showing 1 - 14 of 14 items

A proving unit is used alongside a voltage tester to make sure circuits are correctly shown as not live.