CL490 Dual-Display Auto-Ranging Digital Clamp Meter
The Klein Tools CL490 dual-display 400 A AC/DC clamp meter is designed to give professionals increased accuracy and easy-to-read results
The Klein Tools CL490 dual-display clamp meter delivers accurate measurements with a secondary display for easier readability in tight spaces. It measures AC/DC current, voltage, resistance, continuity, frequency, and capacitance with true RMS precision. The CL490 features diode testing, and temperature is taken via thermocouple. Features include NCV detection with escalating audio-visual alert. The backlit, high visibility display and lighted dial ensure visibility in any lighting.
- Dual-display digital clamp meter allows users to see readings in tight spaces
- AC/DC clamp meter with true RMS provides accurate and reliable measurements across various applications
- Measures AC/DC current and non-contact voltage tester (NCVT) via clamp; AC/DC voltage, resistance, continuity, frequency/duty cycle, DC microamps, diode test, and capacitance via test leads; temperature via thermocouple
- Backlit reverse-contrast LCDs for clear data and best viewability in all environments
- Withstands drops from 6.6 feet (2 m) and includes right-angle input test leads, thermocouple, storage pouch, instruction manual, and 2 x AA batteries
- Ergonomic design provides a comfortable grip, with easy dial adjustment using the thumb
- Non-contact voltage detection is integrated into the clamp jaw, with audible and visual indicators that intensify as the clamp moves closer to the voltage source
- Clamp body includes a side-mounted test lead holder and a back mount that accommodates an optional magnetic hanger for hands-free operation (part numbers: 69445 or 69417), sold separately
CL490 Dual-Display Auto-Ranging Digital Clamp Meter
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | CL490 | 400A AC/DC DUAL-DISPLAY AUTO-RAN | 2 - Immediate | $107.99 | View Details |
Accessories
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | 69445 | MAGNETIC HANGER, NO STRAP | 0 - Immediate | $15.84 | View Details |
![]() | ![]() | 69417 | MAGNETIC HANGER | 0 - Immediate | $18.10 | View Details |





