Easy and Convenient Voltage Testers


Two Electronic AC/DC Voltage Testers, which are designed to easily check, verify or troubleshoot common residential electrical wiring and devices. Both models include four convenient levels of voltage testing and augment Klein’s existing Test and Measurement product line.


The Electronic AC/DC Voltage Testers listed below feature:

  • Four useful AC/DC testing levels aligned with commonly used residential voltages
  • Bright LEDs illuminate to indicate the level of voltage detected
  • Pocket clip to secure tester to pocket for reliable everyday carrying
  • Industrial design to withstand harsh job site demands with a 9.9-foot (3 m) drop rating and IP41 dust- and water-resistance


Electronic AC/DC Voltage Tester (Cat. No. ET40)

  • Identifies and distinguishes between AC or DC voltage
    • Tests AC voltages from 12V to 240V
    • Tests DC voltages from 1.5V to 17-24V
  • Indicates polarity when measuring DC voltages
  • Built-in test lead holders on sides of tester
  • Safety Rating: CATIII 250V, Class 2, Double insulation
  • Powers off automatically after two minutes of non-use to conserve battery life
  • Low battery indicator with easily accessible battery compartment
  • Uses 2 x AAA batteries (included)


Electronic AC/DC Voltage Tester (Cat. No. ET45)

  • Tests AC voltages from 24V to 240V AC and DC voltages from 32V to 330V
  • Built-in test lead holder on back of tester holds the leads in two positions to enable testing of tamper-resistant US-style outlets or convenient storage
  • Safety Rating: CATIII 350V, Class 2, Double insulation
  • Batteries not required; tester is powered by the applied voltage


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