Proving Units

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  1. Socket & See SP200 Professional Proving Unit

    £69.95

    £83.94

    • Test two pole volt testers including multimeters and test lamps
    • The first proving unit to generate AC waveform for a true test
    • Compact design encourages routine safety checks
    • Automatic test function to conserve batteries
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  2. Socket & See SP400 Proving Unit

    £74.95

    £89.94

    Rating:
    93% of 100
    • Intelligent voltage ramp for testing multimeters and Voltage Indicators
    • Generates from 50-690V with a true AC waveform output
    • Non-contact voltage indicator test feature
    • Powerful enough to light old filament style test lamps
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  3. Kewtech Kewprove 3 690V Proving Unit

    £78.95

    £94.74

    • Prove circuits are dead before commencing work.
    • High output will drive even the most high current voltage detector
    • Instant ramp up and then step down will prove several voltage levels
    • Makes a perfect partner to the KEW1780 / 1790 voltage testers
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  4. Megger MPU690 Proving Unit

    £77.95

    £93.54

    • 5 stepped nominal output voltages
    • Automatic operation
    • High output power suitable for test lamps
    • Extended battery life
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  5. Fluke PRV240 Proving Unit

    £82.95

    £99.54

    Rating:
    100% of 100
    • Can source voltage into devices with both low and high input impedances (many proving units cannot source into low impedance).
    • Sources DC as well as the normal AC
    • Stable fixed output voltage means you can test Multimeter's, Clamp-Multimeter's, Voltage Testers and 2-pole Testers
    • Long battery life - up to 5,000 verification tests per set
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