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Klein Tools Digital Clamp Meter, AC Auto-Ranging 400 Amp with Temp

Klein Tools

SKU: KL-CL220



The CL220 measures AC current and NCVT via clamp and AC/DC voltage, resistance, and continuity via test-leads, and temperature with thermocouple. The meter features automatically ranging True Root Mean Squared (TRMS) measurement technology for accuracy. Additionally, a backlit LCD makes viewing in low light easy.


  • Clamp Meter measures AC current and NCVT via clamp and AC/DC voltage, resistance, and continuity via test-leads, and temperature with thermocouple
  • Non-contact voltage tester integrated into the clamp jaw
  • Backlit LCD for ease of viewing in low light
  • Automatically ranging True Root Mean Squared (TRMS) measurement technology for accuracy
  • Test lead holder on side of clamp and optional magnetic hanger for meter (Cat. Nos. 69445 or 69417) for hands free operation
  • Measures temperature with a K-Type thermocouple probe
  • Auto-Range, Hold, Data Hold, and Max value
  • Auto-power off after 10 minutes to conserve battery life
  • Includes a carrying case, test leads with CAT III/CAT IV safety caps, thermocouple, instructions, and 3 x AAA batteries
  • Low battery indicator and easily accessible battery compartment
  • Built to withstand a 6.6-Foot (2 m) drop
  • CAT III 600V, Class 2, Double insulation safety rating
  • Meets requirements for use in basic and controlled electromagnetic environments like residential, office and light-industrial locations

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