






Klein Tools 400 Amp AC/DC Digital Clamp Meter (CL390)
- Automatically ranging true root mean squared (TRMS) digital clamp meter
- Measures AC/DC current through clamp and voltage, resistance, continuity, frequency, and more via test leads
- Reverse contrast LCD screen for easy viewing of important information
- Powered by 3 x AAA batteries for easy power replacement
- Batteries Included?: Yes
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Description
Klein Tools AC/DC Digital Clamp Meter 400 Amp
Auto-Ranging Digital Clamp
The Klein Tools CL390 is a digital AC/DC clamp meter for measuring the active current. Using True Root-Mean Square (TRMS), this clamp takes an accurate measurement of AC current which is a necessary requirement for electricians, contractors, and more. In addition to measuring AC/DC, this clamp meter also takes into account voltage, resistance, frequency, DC microamps, capacitance, duty cycle, diode test, and continuity through the test-leads.
This Clamp Meter from Klein Tools features a high-contrast LCD screen for relaying of important information in all lighting conditions. Additionally, with numerous included accessories and high safety standards, this meter is the perfect item to take to the job site.
- Notable Features
- » Reverse contrast LCD screen for easy viewing of pertinent information
- » Powered by 3 x AAA batteries - a common size for easy battery replacement
- » Numerous functions including TRMS, AC/DC Current, NCVT, Resistance, DC microamp, Frequency, Capacitance, Continuity, and more
- » Meets requirements for use in basic and controlled electromagnetic environments like residential, office and light-industrial locations
Item Details
| Brand | Klein Tools |
| SKU | KLEIN-TOOLS-CL390 |
| Manufacturer Part Number | CL390 |
| Color | Black |
| Length | 8.45 in (215 mm) |
| In the Box | Batteries, Carry Case, User Manual |
Specifications
| Primary Material | ABS |
Power Details
| Batteries Included? | Yes |
Unit Dimensions
| Length | 8.45 in (215 mm) |
| Width | 3.5 in (89 mm) |
| Height | 1.5 in (38 mm) |
| Weight | 11.0 oz (312 g) |
Packaging/Shipping Dimensions
| Length | 8.45 in |
| Width | 1.5 in |
| Height | 3.5 in |
| Shipping Weight | 0.68 lb |
Additional Details
| Warranty |
Klein Tools Limited Warranty Battery Junction Warranty |
| Return Policy | Return Policy |
Bright Buys
- Trusted and reliable; consistently rated as a top customer pick for LED flashlights
- Superior 1,600mAh capacity means longer runtimes and less frequent battery changes
- Optimized for both high and low drain devices
- State-of-the-art automated production lines ensure the highest quality and safety protections
- Ideal for low-drain applications that require a primary battery to provide constant power
- 10-year shelf life - stock up for emergencies!
- The best choice for consistent power, great in low-drain devices like remotes
- Safe and reliable - capable of performing in high or low temperatures
- 11-in-1 card sized tool fits in your wallet or on a keychain!
- Packed with handy tools including a screwdriver & 7 wrench settings
- Serrated saw and straight-edge knife for quick cutting jobs
- Can + bottle openers for campsite meals or end-of-shift relaxation
- Four-channels saves time by charging multiple batteries at once.
- Capable of charging multiple chemistries by automatic battery detection.
- LCD display reveals the charging progress, battery type, voltage, and charging current.
- Automatic power-off function cuts off the current when charging is complete.
- Trusted and reliable; consistently rated as a top customer pick for LED flashlights
- Superior 1,600mAh capacity means longer runtimes and less frequent battery changes
- Optimized for both high and low drain devices
- State-of-the-art automated production lines ensure the highest quality and safety protections
- Extremely compact and powerful EDC
- Max output of 3,000 lumens with a max throw of 229 meters
- Dual fuel and available with extender for use with a 26650
- Equipped with 4 x CREE XPG3 LEDs for maximum illumination
- Reliable lithium chemistry with a 10 year shelf life
- Regarded as one of the highest quality CR123A batteries on the market
- Used in LED flashlights, alarm systems, ranger finders and more
- Cells are lightweight, durable and ideal for long term storage
- Jacket style may vary
- 225mAh capacity drives long runtimes for watches and electronics
- CR2032 coin cells packed with 3V of power
- Convenient 6-piece retail card provides backup batteries
- Easily replaceable primary lithium cells
- Top recommended battery for Apple AirTags
- Trusted and reliable; consistently rated as a top customer pick for LED flashlights
- Superior 1,600mAh capacity means longer runtimes and less frequent battery changes
- Optimized for both high and low drain devices
- State-of-the-art automated production lines ensure the highest quality and safety protections
- 3,000 lumens and a 250-meter throw - fierce illumination to light up your backyard
- Multiple output modes are accessible via easy side switch operation
- Strobe, SOS, and beacon modes offer distinct signaling capability
- High-capacity battery supports the light with a maximum 227-hour runtime



