Extech ET40 10PK Heavy-Duty Pen-Style Continuity Tester

Representative image only.
Extech Mfr # ET40 – Item # WZ-20021-27

£4.75GBP / Each
£5.70GBP (incl VAT)

£92.00GBP / Each
£110.40GBP (incl VAT)

for an additional
£92.00GBP / Each
£110.40GBP (incl VAT)
Time to recalibrate? Click on the calibration service to view details, then order.


Specifications & Description

  • DescriptionHeavy-Duty Pen-Style Continuity Tester

More About this Item

EHET10 GFCI Receptacle Tester
Tests GFCI circuits and for faulty wiring in 3-wire receptacles. Detects 5-wiring faults, tests reversed / open connections. Lights indicate circuit condition. UL Listed

EHET15 Receptacle Tester
Tests for faulty wiring in 3-wire receptacles. Detects 5 wiring faults. Tests reversed/open connections. Lights indicate circuit condition. UL Listed.

EHET20 Dual Indicator Voltage Tester
100 to 250V AC/DC. Probes snap on housing for easy one-hand operation. Large, high visibility neon indicators positively identify presence of voltage. UL Listed.

EHET25 AC/DC Voltage Tester
Checks voltag



Do you have questions about this product?

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1 Question | 1 Answer
Displaying question 1
  • Q:

    There are no specs on this site. What battery does it take? How long is the lead? What is the current range/impedence?
    Asked on 2/18/2010 by Anonymous

    1 answer



      There is no battery for this unit, it runs from the power of the circuit it is connected to. The leads are 30" ending in an alligator clip. There are no specs on current or impedance.

      Answered on 2/18/2010 by Katie from Technical Support
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