Klein Tools CL1000 400A AC Clamp Meter True RMS Electrical Tester with NCV & Backlit Display

SKU: KLEIN TOOLS CL1000
Regular price $109.99
In stock
Usually ships within 24 hours
Ready to work out of the box!

All tools are delivered with essential accessories and easy-to-follow instructions. Unbox and start your projects with confidence!

Fast shipping
100% secure payments
Industry leading quality


Klein Tools CL1000 400A AC Clamp Meter
True RMS Electrical Tester with NCV & Magnetic Mount System

The Klein Tools CL1000 400A AC Clamp Meter is a professional electrical testing instrument designed for accurate current measurement and safe diagnostics in residential, commercial, and industrial applications. It delivers reliable performance with True RMS accuracy for stable and precise readings.

Featuring a wide jaw opening, this clamp meter allows easy access to conductors in tight or complex wiring systems. The integrated backlit display and built-in work light ensure clear visibility in low-light environments, improving efficiency on job sites.

Safety is enhanced with a non-contact voltage (NCV) tester that quickly detects live wires without direct contact. The magnetic mount on the back allows hands-free operation, making it more convenient for field technicians and electricians.

Designed for versatility, the CL1000 also includes an analog bar graph for trend visualization, lead storage for organized use, and a rugged design suitable for demanding electrical and HVAC applications.

Key Features – Klein Tools CL1000 Clamp Meter

  • 400A AC True RMS clamp meter
  • Non-contact voltage (NCV) detection
  • Backlit display with analog bar graph
  • Built-in work light for dark environments
  • Magnetic mount for hands-free use
  • Wide jaw opening for easy conductor access
  • Includes test leads, case, and batteries
  • Rugged industrial-grade construction
  • Designed for electrical and HVAC work
  • Fast and accurate current measurement

Technical Specifications

Specification Details
Brand Klein Tools
Model Number CL1000
Product Type 400A AC Clamp Meter
Measurement Type True RMS AC Current Measurement
Current Range Up to 400A AC
Features NCV Tester, Magnetic Mount, Backlit Display, Work Light
Display Backlit LCD with Analog Bar Graph
Accessories Included Test Leads, Carry Case, Batteries
Application Electrical & HVAC Diagnostics
Build Type Rugged Industrial Grade

Ideal Applications

  • Electrical troubleshooting and maintenance
  • HVAC system diagnostics
  • Residential and commercial wiring
  • Industrial electrical testing
  • Field service operations
  • Power distribution checks
  • Professional electrician use

Available at ToolKing.com – trusted supplier of Klein Tools clamp meters, electrical testing instruments, and professional diagnostic equipment.