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Digital Clamp Meter AC Auto Ranging 400A Tester Wattmaster

BRAND: Klein Tools
SKU: A-CL220
$161.90 List price: $215.90
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Wattmaster Digital Clamp Meter AC Auto-Ranging Non-Contact features 400A, AC DC 600V and 20MΩ. Backlit LCD for easy viewing in low light.
Technical Specifications
  • AC Current Measurement: up to 400 A
  • Voltage Measurement: AC/DC up to 600 V
  • Resistance Measurement: up to 20 MΩ
  • Temperature Range: -40 °F to 1832 °F (-40 °C to 1000 °C)
  • Jaw Size: 1.6 inches (4.1 cm)
  • Display: 2000 count backlit LCD
  • Safety Rating: CAT III 600 V, Class 2, double insulation
  • Drop Protection: 2 meters (6.6 feet)
  • Power: 3 x AAA batteries
  • Dimensions (H x L x W): 38mm x 215mm x 89mm
  • Weight: 0.314 kg
Key Features
  • Measures AC current and NCVT via clamp, AC/DC voltage, resistance, continuity via test leads, and temperature with thermocouple
  • Non-contact voltage tester integrated into clamp jaw
  • Backlit LCD for easy viewing in low light
  • Auto-ranging True RMS measurement technology for accuracy
  • Test lead holder and optional magnetic hanger for hands-free operation
  • Auto power-off after 10 minutes to conserve battery life
  • CAT III 600 V, Class 2, double insulation safety rating
  • Built to withstand 2 m (6.6 ft) drop
Professional Installation Requirements
  • No professional installation required; recommended for use by qualified personnel familiar with electrical safety practices.
Applications
  • Electrical testing and troubleshooting in residential, office, and light-industrial environments
  • Measuring AC current and non-contact voltage testing
  • Measuring AC/DC voltage, resistance, continuity, and temperature
Standards & Compliance
  • Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
  • Complies with AS/NZS 3820 – Essential Safety Requirements for Electrical Equipment
Environmental Benefits
  • Auto power-off feature conserves battery life reducing waste
  • Durable design reduces need for frequent replacements
Warranty Information

Warranty details not specified; typically includes manufacturer warranty against defects.

Available Now

The Wattmaster Digital Clamp Meter CL220 is available for immediate purchase, ideal for electrical testing and measurement in residential, commercial, and light industrial applications.

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