Klein Tools AC/DC Digital Clamp Meter, Auto-Ranging, 400 Amp
The Klein Tools CL390 is a professional-grade auto-ranging digital clamp meter capable of measuring both AC and DC current up to 400 amps. Designed for electricians and field technicians, it combines ease of use with reliable performance for electrical troubleshooting and maintenance tasks.
Key Features
- Current Measurement: AC/DC up to 400 Amps
- Auto-ranging for simplified operation
- Material: ABS housing with electronic components
- Product Type: Clamp Meter
- Compact design for use in tight panel and equipment spaces
Applications
The Klein Tools CL390 is used by electricians, maintenance technicians, and contractors for measuring AC and DC current without breaking the circuit. It is suited for panel work, motor testing, HVAC troubleshooting, and general electrical maintenance in commercial and industrial facilities.









