Skip to main content
Klein Tools Instruments Lighting Testers Return To Previous Search
Klein Tools Link

Klein Tools Digital Ac/Dc Voltage Tester 12 To 240V Ac, 1.5 To 24V Dc

SKU: ET40

$17.97

Price / Each

Originally $26.28 - Save 32%

Prices and information shown are subject to verification by our showroom personnel. In the event of a discrepancy, we reserve the right to make any corrections necessary. Freight charges may be applicable to certain products - if so, freight charges will be quoted separately.

  • Product Type Lighting Tester
  • Width 4.25"  Height 1.90"  Depth 9.00"  Weight 0.29 lbs. 
  • View Complete Specs

Questions About Klein Tools ET40?
Central Plumbing & Electric Supply has professionals available to assist you with your selection from Klein Tools.
Email an Expert

More Like This

Product Details

Klein Tools ET40

Electronic AC/DC Voltage Tester 12 to 240V AC, 1.5 to 24V DC


  • Finish No Finish
  • UPC 092644691836
  • Online Product ID 6825890
  • Width 4.25"
  • Height 1.90"
  • Depth 9.00"
  • Weight 0.29 lbs.
  • Unit Of Measure Each
  • Minimum Order Quantity 1
  • Shipping L:13.50"x W:5.00"x H:9.50" 3.60 lbs.

Additional information

  • Tests 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-Foot (3 m) drop
  • Indicates polarity when measuring DC voltages
  • Powers off automatically after approximately 2 minutes of non-use to conserve 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 with easily accessible battery compartment
  • Read, understand, and follow all instructions, cautions and warnings attached to and/or packed with all test and measurement devices before each use.
  • Before each use, verify tester operation by measuring a known voltage.
  • Never use the tester on a circuit with voltages that exceed the category based rating of this tester
  • Never use the tester on a circuit with voltages that exceed the category based rating of this tester
  • Usage of this tester in any way other than that specified by the manufacturer can impair safe operation, resulting in severe injury or death.

About This Brand

Navigate to top of page