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Top 9July 2025

Best Klein Tools Cl390 Ac/dc Digital Clamp Meter

We made a list of the top 9 Klein Tools Cl390 Ac/dc Digital Clamp Meter based on verified reviews, popularity and other factors which we summarized for you in this list.

Best Choice

Klein Tools CL390 Digital Clamp Meter + Circuit Breaker Finder Kit

Klein Tools CL390 Digital Clamp Meter + Circuit Breaker Finder Kit

✓Versatile clamp meter measures AC/DC current, voltage, resistance, continuity, frequency, capacitance, temperature via clamp jaw or test leads.
✓Integrated non-contact voltage testing and bright reverse-contrast LCD display for convenient electrical testing and improved viewability.
✓Digital circuit breaker finder locates correct breaker in panel with visual and audible indicators when found.
✓Includes non-contact voltage tester pen, canvas zipper bag for organization, and batteries.

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7% Discount

Klein Tools CL810 Pro Digital Clamp Meter with Flashlight and Illuminated Dial, 600A AC/DC Auto-Ranging, True RMS, NCVT, Measures Current, LOZ,Temperature

Klein Tools CL810 Pro Digital Clamp Meter with Flashlight and Illuminated Dial, 600A AC/DC Auto-Ranging, True RMS, NCVT, Measures Current, LOZ,Temperature

✓ACCURATE AND RELIABLE PRECISION: Clamp meter delivers precise readings for various applications and complex signals with True RMS technology and LoZ (Low Impedance) mode
✓DURABLE METER FOR DIVERSE APPLICATIONS: Measures AC/DC voltage, current, resistance, micro amps, temperature, diode test, continuity, capacitance, frequency/duty cycle, and inrush with 6.6-Foot (2 m) drop protection and IP40 ingress protection
✓ENHANCED VISIBILITY: Transflective reverse-contract display for clear data in any light; lighted dial ensures clear visibility and easy reading in low-light environments
✓BUILT IN WORKLIGHT: Illuminate work area to enhancing visibility in dark or confined spaces
✓NON-CONTACT VOLTAGE DETECTION: Integrated into the clamp jaw with audible and visual indicators that intensify near the voltage source
✓ADDITIONAL FEATURES: Offers Max/Min values, relative mode, DC zero function, data hold, auto power-off, integrated lead holder, worklight, and a mount for an optional magnetic attachment
✓COMPLETE PACKAGE: Includes carrying case, test leads with CAT III/CAT IV safety caps, thermocouple, instructions, and 3 x AAA batteries

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20% Discount

Klein Tools CL220 Digital Clamp Meter, Auto-Ranging 400 Amp AC, AC/DC Voltage, TRMS, Resistance, Continuity, NCVT Detection, and Temp

Klein Tools CL220 Digital Clamp Meter, Auto-Ranging 400 Amp AC, AC/DC Voltage, TRMS, Resistance, Continuity, NCVT Detection, and Temp

✓VERSATILE CLAMP METER: Measures AC current and NCVT via clamp; AC/DC voltage, resistance, and continuity via test-leads; temperature via thermocouple
✓NON-CONTACT VOLTAGE TESTING: Integrated into the clamp jaw for convenient electrical testing
✓BACKLIT DISPLAY: LCD shows clear readings in low-light conditions for enhanced visibility
✓ACCURATE MEASUREMENTS: Auto-ranging and True Root Mean Squared (TRMS) technology provides precise and accurate measurements
✓CONVENIENT FEATURES: Test lead holder on the side of the clamp and optional magnetic hanger (Cat. Nos. 69445 or 69417) for hands-free operation
✓ADDITIONAL FEATURES: Max, Data Hold capability for enhanced functionality and auto-power off after 10 minutes to conserve battery life
✓COMPLETE PACKAGE: Includes carrying case, test leads with CAT III/CAT IV safety caps, thermocouple, instructions, and 3 x AAA batteries for electricians and electrical work

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17% Discount

Klein Tools CL800 Digital Clamp Meter, Auto Ranging TRMS, AC/DC Volt/Current, LoZ, Continuity, Frequency, Capacitance, NCVT, Temp, More 1000V

Klein Tools CL800 Digital Clamp Meter, Auto Ranging TRMS, AC/DC Volt/Current, LoZ, Continuity, Frequency, Capacitance, NCVT, Temp, More 1000V

✓VERSATILE TOUGH CLAMP METER: Measures AC/DC current and NCVT via clamp; AC/DC voltage, resistance, continuity, frequency/duty cycle, diode test and capacitance via test-leads; temperature via thermocouple
✓LOW IMPEDANCE MODE: LoZ mode for identifying and eliminating ghost or stray voltages
✓BACKLIT DISPLAY: LCD shows clear readings in low-light conditions for enhanced visibility
✓ACCURATE MEASUREMENTS: Auto-ranging and True Root Mean Squared (TRMS) technology provides precise and accurate measurements
✓CONVENIENT FEATURES: Integrated worklight; test lead holder on the side of the clamp and optional magnetic hanger (Cat. Nos. 69445 or 69417) for hands-free operation
✓ENHANCED DURABILITY: IP40 ingress protection and 6.6-Foot (2 m) drop protection to meet jobsite demands for electricians
✓COMPLETE PACKAGE: Includes carrying case, test leads with CAT III/CAT IV safety caps, thermocouple, instructions, and 2 x AAA batteries

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8% Discount

Klein Tools CL390 Digital Clamp Meter, Reverse Contrast Display & 80016 Circuit Breaker Finder Tool Kit with Accessories, 2-Piece Set, Includes Cat. No. ET310 and Cat. No. 69411

Klein Tools CL390 Digital Clamp Meter, Reverse Contrast Display & 80016 Circuit Breaker Finder Tool Kit with Accessories, 2-Piece Set, Includes Cat. No. ET310 and Cat. No. 69411

✓Product 1: Test lead holder on side of clamp and optiol magnetic hanger for meter (Cat. Nos. 69445 or 69417) for hands free operation
✓Product 1: Non-contact voltage tester integrated into the clamp jaw
✓Product 1: High-visibility reverse contrast LCD display for improved view ability in all ambient lighting conditions
✓Product 1: Automatically ranging True Root Mean Squared (TRMS) measurement technology for accuracy
✓Product 2: Circuit Breaker Tool Kit can help quickly and accurately locate the correct circuit breaker in a panel corresponding to the circuit to which an electrical outlet or fixture is connected
✓Product 2: Digital Circuit Breaker Finder with GFCI Outlet Tester (Cat. No. ET310) receiver delivers clear visual and audible indications when the correct breaker has been located
✓Product 2: Operates on 90-120V AC circuits
✓Product 2: Transmitter incorporates a GFCI outlet tester to inspect the wiring condition at the electrical outlet and test GFCI devices

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8% Discount

Klein Tools CL120 Digital Clamp Meter, Auto-Ranging 400 Amp AC, AC/DC Voltage, Resistance, Continuity, Non-Contact Voltage Tester Detection

Klein Tools CL120 Digital Clamp Meter, Auto-Ranging 400 Amp AC, AC/DC Voltage, Resistance, Continuity, Non-Contact Voltage Tester Detection

✓VERSITILE CLAMP METER: Measures AC current and NCVT via clamp; AC/DC voltage, resistance, and continuity via test-leads
✓NON-CONTACT VOLTAGE TESTING: Integrated into the clamp jaw for convenient electrical testing
✓BACKLIT DISPLAY: LCD shows clear readings in low-light conditions for enhanced visibility
✓ACCURATE MEASUREMENTS: Auto-ranging technology selects the appropriate measurement range for accurate results
✓CONVENIENT FEATURES: Test lead holder on the side of the clamp and optional magnetic hanger (Cat. Nos. 69445 or 69417) for hands-free operation
✓ADDITIONAL FEATURES: Max, Data Hold capability for enhanced functionality and auto-power off after 10 minutes to conserve battery life
✓COMPLETE PACKAGE: Includes carrying case, test leads with CAT III/CAT IV safety caps, instructions, and 3 x AAA batteries

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18% Discount

Klein Tools CL320 Digital Clamp Meter, HVAC AC Auto-ranging 400A, AC/DC Voltage, TRMS, DC Microamps, Resistance, Frequency, NCVT, Temp, More

Klein Tools CL320 Digital Clamp Meter, HVAC AC Auto-ranging 400A, AC/DC Voltage, TRMS, DC Microamps, Resistance, Frequency, NCVT, Temp, More

✓VERSITILE CLAMP METER: Measures AC current and NCVT via clamp; AC/DC voltage, resistance, continuity, frequency/duty cycle, DC microamps, diode test and capacitance via test-leads; temperature via thermocouple
✓NON-CONTACT VOLTAGE TESTING: Integrated into the clamp jaw for convenient electrical testing
✓BACKLIT DISPLAY: LCD shows clear readings in low-light conditions for enhanced visibility
✓ACCURATE MEASUREMENTS: Auto-ranging and True Root Mean Squared (TRMS) technology provides precise and accurate measurements
✓CONVENIENT FEATURES: Test lead holder on the side of the clamp and optional magnetic hanger (Cat. Nos. 69445 or 69417) for hands-free operation
✓ADDITIONAL FEATURES: Max/Min, Data Hold capability for enhanced functionality and auto-power off after 10 minutes to conserve battery life
✓COMPLETE PACKAGE: Includes carrying case, test leads with CAT III/CAT IV safety caps, thermocouple, instructions, and 3 x AAA batteries for electricians and HVAC professionals

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14% Discount

Klein Tools CL390 AC/DC Digital Clamp Meter, Auto-Ranging, 400 Amp, NCVT Tester, Hi-Viz LCD Display, TRMS, Continuity Resistance, Temperature and More

Klein Tools CL390 AC/DC Digital Clamp Meter, Auto-Ranging, 400 Amp, NCVT Tester, Hi-Viz LCD Display, TRMS, Continuity Resistance, Temperature and More

✓VERSATILE CLAMP METER: Measures AC/DC current and NCVT via clamp; AC/DC voltage, resistance, continuity, frequency/duty cycle, DC microamps, diode test and capacitance via test-leads; temperature via thermocouple
✓NON-CONTACT VOLTAGE TESTING: Integrated into the clamp jaw for convenient electrical testing
✓REVERSE-CONTRAST DISPLAY: High-visibility reverse-contrast LCD ensures improved viewability in all lighting conditions
✓ACCURATE MEASUREMENTS: Auto-ranging and True Root Mean Squared (TRMS) technology provides precise and accurate measurements
✓CONVENIENT FEATURES: Test lead holder on the side of the clamp and optional magnetic hanger (Cat. Nos. 69445 or 69417) for hands-free operation
✓ADDITIONAL FEATURES: Max/Min, Rel/Zero, Data Hold capability for enhanced functionality and auto-power off after 10 minutes to conserve battery life
✓COMPLETE PACKAGE: Includes carrying case, test leads with CAT III/CAT IV safety caps, thermocouple, instructions, and 3 x AAA batteries

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RLSOCO Hard Case for Klein Tools CL390/CL120/CL220/CL110/CL310/CL330/CL380 Digital Clamp Meter

RLSOCO Hard Case for Klein Tools CL390/CL120/CL220/CL110/CL310/CL330/CL380 Digital Clamp Meter

✓►Great Compatibility -- This hard carrying case works with Klein Tools CL110/CL120/CL220/CL310/CL330/CL380/CL390 Digital Clamp Meter and more（Case ONLY, Meter and accessories are not included）
✓►Super Materials -- Instead of using the cheap materials, it is designed with the high-precision fabric cover and the high-density EVA lining, which makes the case more sturdy and durable and keeps your device in a good condition.
✓►Excellent Protection --The bottom comes with security strap that can keep the meter and accessories more fixed and out of falling. There is enough room in the netted side for meter leads, clamp head. It keeps the accessories and meter separately and provide a perfect protection for your expensive meter.
✓►Excellent Protection --The bottom comes with security strap that can keep the multimeter and accessories more fixed and out of falling. There is enough room in the netted side for meter leads, clamp head. It keeps the accessories and multimeter separately and provide a perfect protection for your expensive multimeter.
✓►【Quality Assurance】-- Compared to the traditional EVA, our case is made of eco-friendly ,water-resistant materials.All our products are using qualified Materials,which Rohs certificated! Hard shell with Two-year assurance.

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