KLEIN Tools A-ET40 Digital AC/DC Voltage Tester 12 to 240V AC, 1.5 to 24V DC

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  • 14 Days Free Returns
    • Item must be in new condition and not used.
    • Refunds will be processed once your item has arrived.
    • Return postage cost is the customer’s responsibility. If the product is faulty we cover the return cost as well.
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  • Manufacturer's Warranty
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Product Description

  • Klein Tools ET40 is an Electronic AC/DC Voltage Tester. It features indicators for positive and negative DC polarity, and it tests DC voltages as low as 1.5V. It tests AC voltages of 12-240VAC. Excellent for checking, verifying or troubleshooting common residential electrical wiring in electrical outlets, light fixtures, doorbells and more. It operates with 2 x AAA batteries
  • Voltage Tester for AC voltages from 12V to 240V AC at four useful levels aligned with commonly used residential voltages
  • Tests DC voltages from 1.5V to greater than 17 to 24V at four useful levels aligned with commonly used DC voltages
  • Bright LEDs illuminate to indicate the type and level of voltage detected
  • Built to withstand a 9.9′ (3 m) drop
  • Indicates polarity when measuring DC voltages
  • Powers off automatically after approximately 2 minutes of non-use to conserve the battery life
  • CATIII 250V, Class 2, Double insulation
  • Ingress protection IP41, dust and water resistant
  • Built-in test lead holders on sides of tester
  • Low-battery indicator and easily accessible battery compartment
  • Pocket clip secures tester to pocket for reliable everyday carrying
  • Uses 2 x AAA batteries (included)
  • Identifies and distinguishes between AC or DC voltage
  • Application: Measures AC/DC voltage
  • Special Features: DC Polarity Indicators for DC Positive, DC Negative and both illuminated for AC. Tests Low DC Voltage to 1.5V. Built in Test Lead Holders on sides of the Tester.
  • Material: Plastic Housing, PCB with Electronic Components
  • Batteries: 2 x AAA
  • Drop Protection: 9.8′ (3 m)
  • Display: Analogue LED
  • Control Type: ON/Off Switch for Power ON/OFF
  • Voltage: AC Level Indicators: 12V, 24V 120V, 240V and DC Indicators: 1.5V, 9V, 12V, >17-24V
  • Frequency: 50/60 Hz
  • Ingress protection: IP41
  • Pollution Degree: 2
  • Tests continuity: No
  • Accuracy: Approximately 70 to 100% of Indicated Voltage, except for 2V DC (84 to 100%) and >17V DC (94 to 100% of 17V)
  • Integral lead storage: Yes
  • Interchangeable leads: No
  • Lead Length: 9” (22.9 cm)
  • Standard: CAT III 250V, CE
  • Case included: No
  • Overall Length: 5.24” (13.3 cm)
  • Overall Height: 1.52” (3.9 cm)
  • Overall Width: 1.11” (2.8 cm)
  • Weight: 2.3 oz (66 g)
  • Tester, User Manual, Batteries
  • 092644691836

Additional information

Weight 0.1 kg
Dimensions 15 × 10 × 5 cm

Delivery & Returns


  • Estimated delivery by 28th April to 1st May
  • Ships free Australia Wide Read More

14 Days Free Returns:

  • Return postage cost is the customer’s responsibility. But if the product is faulty we cover the return cost as well. Read More