Proving Units

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• 
  In Stock - Express Delivery Available

  Kewtech KEWPROVE3 Proving Unit

  £67.00 (ex VAT)
  £80.40 (inc VAT)
  • Proves circuits are dead before work
  • Drives high current voltage detectors
  • Steps down through voltage levels
  • Pairs with KEW1780/1790 testers
  More info
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  In Stock - Express Delivery Available

  Fluke PRV240FS Proving Unit

  £160.00 (ex VAT)
  £192.00 (inc VAT)
  • Sources 240V AC or DC steady voltage
  • Safe pre-test verification tool
  • LED status for AC/DC & FieldSense
  • Works with T6 & high impedance tools
  More info
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  In Stock - Express Delivery Available

  Socket & See SP200 Professional Proving Unit

  £81.90 (ex VAT)
  £98.28 (inc VAT)
  • The first proving unit to generate AC waveform for a true test
  • Compact design encourages routine safety checks
  • Automatic test function to conserve batteries
  • Step voltage LED's indicate voltage being generated
  More info
• 
  In Stock - Express Delivery Available

  Megger MPU690 Proving Unit

  £79.00 (ex VAT)
  £94.80 (inc VAT)
  • 5 stepped voltage output from 50–690 V
  • Automatic probe-activated operation
  • Rugged case with magnetic base support
  • Long-lasting battery with LED indicators
  More info
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  In Stock - Express Delivery Available

  Martindale PD240 Proving Unit

  £64.95 (ex VAT)
  £77.94 (inc VAT)
  • Pocket-sized 240V DC proving unit
  • Current limited to maximum 2mA
  • Long battery life with switch-mode tech
  • LED indicator shows powered status
  More info
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  In Stock - Express Delivery Available

  Di-Log PU690 690V AC Proving Unit

  £63.50 (ex VAT)
  £76.20 (inc VAT)
  • Provides 690V AC for testing voltage indicators
  • Ensures functionality in environments with unreliable power
  • Features high and low impedance device compatibility
  • Compact, lightweight, and safety rated for field use
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• 
  In Stock - Express Delivery Available

  Fluke PRV240 Proving Unit

  £160.00 (ex VAT)
  £192.00 (inc VAT)
  • Portable and battery-powered for convenience
  • Sources both AC and DC voltages
  • Ensures safety and reduces risk of electrical hazards
  • Compatible with a wide range of test tools
  More info
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   Usually ships In 3 to 5 working days

  Martindale PD440SX 440V AC Proving Unit

  £105.95 (ex VAT)
  £127.14 (inc VAT)
  • Stepped 50V to 440V proving outputs
  • CALCHECK checks tester resistance ranges
  • LED voltage indication with fast response
  • 440V AC proving unit with magnetic hanger
  More info
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   Contact us for delivery date

  Seaward PH3 High Voltage Proving Unit

  £176.00 (ex VAT)
  £211.20 (inc VAT)
  • 1500V DC nominal proving voltage output
  • 0.45mA DC output current into 2kΩ load
  • Battery powered portable proving unit
  • IEC 61010-1 compliant with neon indicator
  More info
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  In Stock - Express Delivery Available

  Martindale PD440S 440V AC Proving Unit

  £116.00 (ex VAT)
  £139.20 (inc VAT)
  • 440V AC nominal output for proving tests
  • Works with high and low impedance testers
  • Colour coded for Martindale indicators
  • Battery powered compact proving device
  More info
• 
  In Stock - Express Delivery Available

  Socket & See SP400 Proving Unit

  £92.40 (ex VAT)
  £110.88 (inc VAT)
  • Tests multimeters, voltage indicators, and non-contact voltage detectors
  • Outputs from 50V to 690V with true AC waveform at 50Hz
  • Compact, battery-powered unit with automatic features
  • Reliable and safe testing for professional electricians
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• 
  In Stock - Express Delivery Available

  Martindale PD690S 690V AC Proving Unit

  £90.85 (ex VAT)
  £109.02 (inc VAT)
  • Ideal for commercial and industrial users
  • Supplies the full test voltage instantly
  • Offers five nominal output voltage levels
  • Works with high and low impedance devices
  More info