Voltage Testers

  1. Extech DV30 Non Contact Adjustable AC Voltage Detector
    Extech logo
    2 In Stock
    Extech DV30 Non Contact Adjustable AC Voltage Detector
    (5)
    £16.74 £13.95
    • AC sensor with self-testing capability
    • Sensitivity of detector can be adjusted where required
    • Range from 12 to 600 VAC
    13 Reward Points
    Price Match Guarantee
    DV30
  2. Extech DV25 Dual Range AC Voltage Detector with Flashlight
    Extech logo
    Extech DV25 Dual Range AC Voltage Detector with Flashlight
    (1)
    £17.34 £14.45
    • Two AC voltage ranges when working with weak electrical circuits
    • Dual bandwidth compatibility (50/60 Hz) provided on both ranges
    • Equipped with flashlight, LED light indicator and audible alarm
    14 Reward Points
    Price Match Guarantee
    DV25
  3. Extech DVA30 Non-Contact AC Voltage and Current Detector
    Extech logo
    Lead Time: 1-2 Weeks
    Extech DVA30 Non-Contact AC Voltage and Current Detector
    (no reviews)
    £35.94 £29.95
    • Current and voltage detection device
    • Wide measurement range
    • Non-contact device
    29 Reward Points
    Price Match Guarantee
    DVA30

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About Voltage Testers

Voltage testers, also known more commonly as voltage detectors or voltfinders, are devices used to quickly evaluate the status of voltages.

They generally come in two different flavours - voltage testers are often two pole testing instruments designed for a specific contact to a system when evaluating voltage levels, while non-contact voltage detectors are portable, lightweight testers that allow users to hold them near an application to register the presence of live voltages.

Non-contact voltage detectors (NCVs) use either LED light indicators, audible tones, or a combination of both to alert the user to the presence of voltages. We stock a wide range of these devices in various forms ranging from simple, basic NCVs to devices with integrated torches for use in darkened lighting conditions.

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