![Klein Tools CL390 Digital Clamp Meter, Auto Ranging 400 AMP](http://eio-com.myshopify.com/cdn/shop/products/58256882cf47bdf527068284b28dc782_700x700.jpg?v=1595968929)
![Klein Tools CL390 Digital Clamp Meter, Auto Ranging 400 AMP](http://eio-com.myshopify.com/cdn/shop/products/58256882cf47bdf527068284b28dc782_700x700.jpg?v=1595968929)
Overview
![Klein Tools](http://eio-com.myshopify.com/cdn/shop/files/brandPage_klein-tools.png?v=4590382781443469872)
Klein Tools CL390 Digital Clamp Meter, Auto Ranging 400 AMP
- Multimeters
- Klein Tools
- CL390
Features
Test lead holder on side of clamp and optional magnetic hanger for meter (Cat. Nos. 69445 or 69417) for hands free operation
Non-contact voltage tester integrated into the clamp jaw
High-visibility reverse contrast LCD display for improved view ability in all ambient lighting conditions
Automatically ranging True Root Mean Squared (TRMS) measurement technology for accuracy
Measures AC/DC current and NCVT via clamp and AC/DC voltage, resistance, frequency, DC microamps, capacitance, duty cycle, diode test, and continuity via test-leads, and temperature with thermocouple
Measures temperature with a K-Type thermocouple probe Max/Min, Rel/Zero and Data Hold capability
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
![](https://cdn.shopify.com/s/files/1/0120/6950/3035/files/cl390_app2_1_1.jpg?v=1634924768)
Clamp tester designed to perform noninvasive tests of power lines. Design also allows for testing with test leads
![](https://cdn.shopify.com/s/files/1/0120/6950/3035/files/cl390_callout_1.jpg?v=1634924768)
TRMS (True Root Mean Square) automatically provides accuracy with no extra effort
![](https://cdn.shopify.com/s/files/1/0120/6950/3035/files/cl390_app1_1_1.jpg?v=1634924768)
Clear LCD display, easy to read in most conditions.
![](https://cdn.shopify.com/s/files/1/0120/6950/3035/files/cl390_front_2_1.jpg?v=1634924768)
Clamp measures for NCVT and AC/DC while test leads measure voltage, resistance, frequency, DC microamps, AC/DC, capacitance, continuity, diodes and duty cycle. Included thermocouple measures temperature
Product Details
Non-contact voltage tester integrated into the clamp jaw
High-visibility reverse contrast LCD display for improved view ability in all ambient lighting conditions
Automatically ranging True Root Mean Squared (TRMS) measurement technology for accuracy
Measures AC/DC current and NCVT via clamp and AC/DC voltage, resistance, frequency, DC microamps, capacitance, duty cycle, diode test, and continuity via test-leads, and temperature with thermocouple
Measures temperature with a K-Type thermocouple probe Max/Min, Rel/Zero and Data Hold capability
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