Best Cat Iv Clamp Meters in 2026

True-RMS clamp meter: This multimeter can accurately measure AC/DC Current, AC/DC Voltage, Frequency or Duty Cycle, Resistance, Capacitance and also provides Diode, Continuity and Temperature tests. True RMS for accurate measurements on non-linear loads. Easy to use for labs factories and household.

LowZ & LPF: Low input impedance helps prevent false readings due to ghost voltage. Low Pass Filter (LPF) for accurate measurement of variable frequency drive signals when measuring motors and transformer. To measure the current you need to clamp the meter around one of the wires and not the whole power cord.

NCV Detection Function: Non-contact voltage detection effectively check electrical status through measuring EM field intensity without touching any wires; The NCV button lies on the right side. Simply place your thumb on it and push.

[Auto-Ranging Clamp Meter]: The meter measures AC Current to 600 amp, AC and DC Voltage to 600 V, Resistance to 40MΩ and Capacitance to 4MF. Does not measure DC Current.

[True-RMS Amp Meter]: The sensing meter accurately measures distorted waveforms and provides true readings when measuring linear or non-linear loads.

[Advanced Functions]: Auto-off of inactivity after 15 minutes, Data Hold, MAX/MIN Reading, Low Battery Indicator and Continuity Loud Buzzer.

Digital clamp meter measures ac current to 400 amp, ac and dc voltage to 600v, and resistance to 4 kilohms

True RMS sensing meter provides accurate readings when measuring linear or non linear loads, regardless of waveform

Jaw opening measures current in a conductor upto 30 millimeter without touching or interrupting the circuit

Digital clamp meter measures AC current to 400 amp, AC and DC voltage to 600 v, and resistance to 4 kilo ohms. Does not measure DC current

The true RMS sensing meter provides accurate readings when measuring linear or non-linear loads, regardless of waveform

Jaw opening measures current in a conductor up to 30 millimeter without touching or interrupting the circuit. Resistance accuracy: 1.0% ± 5 digits

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True-RMS Clamp Meter: This multimeter can accurately measure 1000 Amp AC/DC Current, 1000V AC/DC Voltage, Frequency, Duty Cycle, Resistance, Capacitance, Diode, Continuity, and Temperature. Easy to use for labs factories and households.

Inrush Current Meter: Knowing the value of inrush current can help you locate a startup problem quickly, whether it's in the motor or in the starting circuit. The measuring time of the inrush current is about 100ms. When the current is greater than 10A, the Inrush function works well. The inrush function is only available in AC current mode, DC current does not have the inrush function.

NCV Detection & LED Flashlight: Built-in Non-Contact Voltage (NCV) Detector can easily and quickly determine whether there is a voltage. A convenient LED flashlight illuminates a dimly lit area.

🛠️ INDUSTRIAL GRADE: The DL389B is a commercial grade clamp meter with enhanced capabilities for every industrial setting. Our clamp meter measures AC Amps, AC/DC Volts, AC/DC Microamps 2000µA, Capacitance 4000µF, Frequency 199.9KHz, Diode Testing, Duty Cycle, Temperature, Continuity, and Resistance 40MΩ.

📈 TRUE RMS: This industrial clamp meter features True RMS providing accurate measurements on any type of load.

🦺 ENHANCED SAFETY: The DL389B provides increased safety with a CAT IV 300V & CAT III 600V safety rating. This clamp meter includes Non-Contact Voltage to identify live lines. There are input jack locks to protect your meter from blowing a fuse.

Power circuit measurement and malfunction analysis

Motor drive of frequency converter (or other electronics) measurement

Power electronics equipment measurement

True-RMS

Capacitance measurement for start and run motor capacitors

Safety Rated: CAT III 600 V (AMP-310, AMP-320); CAT IV 600 V, CAT III 1000 V (AMP-330)

True-RMS

Capacitance measurement for start and run motor capacitors

Safety Rated: CAT III 600 V (AMP-310, AMP-320); CAT IV 600 V, CAT III 1000 V (AMP-330)

Large, easy to read backlight display automatically sets the correct measurement range so you do not need to change the switch positions while taking a measurement

Soft carrying case

True-rms ac/dc voltage and current for accurate measurements on non-linear signals

[Great Helper] Wonderful 6000 Counts Clamp Multimeter

[True RMS] FKM Digital Clamp Meter used for AC current, AC voltage sine wave true RMS value, DC voltage, frequency, duty cycle, resistance, capacitance measurement and continuity, diode test, temperature measurement and non-contact voltage detection with less error & more accuracy

[Patented Double Open Clamp] The maximum wire diameter that the FKM Clamp Multimeter can measure is 1.024 inches without interrupting the circuit. Double open jaws meet your operating habits

【Quickly detect values and troubleshoot】The clamp meter can measure not only for AC current but also for DC current,AC and DC voltage, resistance, capacitance, continuity,diode and frequency (Hz),live/zero wire; Digital clamp meter is a perfect troubleshooting ammeter tool, you can accurately troubleshoot vehicle or internal electrical problems in a fraction of the time and get the job done more efficiently.

【Double Open Clamp】The maximum wire diameter that the fieldpiece multimeter can measure is 1.33 inches without interrupting the circuit. Double open jaws meet your operating habits

【NCV Defection Function】Non-Contact Voltage (NCV) Detector can easily and quickly determine whether there is a voltage.The NCV non-contact AC voltage detection function can be switched by short pressing the NCV button in any gear.

【Non contact Voltage Testing】: Stable, safe and reliable 3 1/2 digit LCD digital clamp meter, capable of AC/DC voltage, AC current, resistance, diode measurement, with on-off test and with backlight function. Tip: CM10 clamp meter can only measure AC current (can not measure DC current);

【Multi Functional Auto-Ranging Amp Meter】: Current grade added frequency power test function, when testing the current only need to switch to the frequency function to check the frequency of the circuit, no need to use the electric pen. Support Data Hold, Max/Min, Auto power off after 15 minutes inactivity, low battery indicator and continuity buzzer;

【True RMS Multimeter Clamp】: Accurate measurement of non-sine wave power function, the measurement result is true RMS, can accurately measure all current waveform;

True-RMS

Voltage up to 1000V AC/DC, AC/DC Current up to 600A, resistance, frequency, THD (total harmonics distortion) and individual harmonics from 1 to 25, power (kW), power factor

Low pass filter for variable frequency drives

Continuous Test - Built-in two alligator pliers help you test the voltage and current of devices continuously with no cut by clamping it. Free your hands to adjust parameters for more accurate data.

1000V 10A - These multimeter pin s are capable of testing super high voltage up to 1000V 10A stably and safely. CAT III CAT IV certification provides you with a safe connection and ensures your safety when measuring.

Precise Values - Super sharp tips enable s to pierce through cable cortex and touch tiny electronic components to get precise measurement values. Let you know about the devices accurately.

Multifunctional Clamp Meter: Get precise readings with ease! This clamp meter measures DC/AC current, DC/AC voltage, frequency, duty cycle, and resistance. Plus, it has added functions of diode test function, circuit on/off test, data retention, capacitance, relative value measurement, and max./min. value measurement. It's perfect for measuring power!

Non-contact Measurement (NCV): Achieve quick and safe electrical checks without feeling the pressure! With this clamp meter multimeter, you can measure the strength of electromagnetic fields without touching any wires. Be alerted of voltage presence with a simple beep and determine voltage levels effortlessly.

User-friendly Features: Get ready for the power-saving potential of your dc clamp meter with its smart sleep mode! It automatically switches off after 15 minutes of inactivity, conserving energy. The bright LCD backlight screen and built-in flashlight make it easy to use even in dimly lit environments, bringing light to every measurement.

Leak clamp with three scales: 2Ma/20Ma/60a

2000 counts

Minimum 0.001m resolution

True-RMS Clamp Meter: This multimeter can accurately measure 1000 Amp AC/DC Current, 1000V AC/DC Voltage, Frequency, Duty Cycle, Resistance, Capacitance, Diode, Continuity and Temperature. Easy to use for labs factories and household.

Inrush Current Meter: Knowing the value of inrush current can help you locate a startup problem quickly, whether it's in the motor or in the starting circuit. The measuring time of inrush current is about 100ms. When the current is greater than 10A, the Inrush function works well.

NCV Detection & LED Flashlight: Built-in Non-Contact Voltage (NCV) Detector can easily and quickly determine whether there is a voltage. Convenient LED flashlight illuminates a dimly lit area.

Digital clamp meter measures alternating current (AC) and direct current (DC) to 1,000 amp, DC voltage to 1,000 volts (V), AC voltage to 750V, capacitance to 6.6 millifarads, resistance to 66 megaohms, frequency to 1 megahertz (MHz), and duty cycles

True RMS (root mean square) sensing meter provides accurate readings when measuring linear or non-linear loads, where the current or voltage has a sinusoidal or nonsinusoidal waveform

Clamp with a 2" (57 mm) jaw opening measures current without touching or interrupting the circuit

AC/DC CLAMP METER

Core jaw diameter: f34 mm (1.34 in)

AC current range: 1000 A (Max. display 999.9 A, 10 Hz to 1 kHz, True RMS)

Analog multimeter has a broader operating temperature range than digital multimeters and can be used outdoors

Analog clamp meter measures alternating current (AC) to 600 amp, RMS AC voltage to 600 volts (V), and resistance to 1,000 ohms

Transformer clamp with 1.64" (41 mm) jaw opening measures current without interrupting or touching the circuit

UL Certified CAT IV 600 CAT III 1000V, measures 0-600 Amps AC/DC and 0-1000 Volts AC/DC

Patented TightSight display eliminates the need to bend or twist conductors or place your head near or in the panel and allows you to easily read the bottom display when taking measurements

Provides True RMS AC voltage and current for accurate measurements on non-linear signals

Analog multimeter has a broader operating temperature range than digital multimeters and can be used outdoors

Analog clamp meter measures alternating current (AC) to 1,000 amp, RMS AC voltage to 600 volts (V), and resistance to 1,000 ohms

Transformer clamp with 1.88" (47 mm) jaw opening measures current without interrupting or touching the circuit

Measure safely with CAT III 1500 V rated clamp meter

Thin jaw for access to cables in crowded combiner boxes

Work efficiently with dc power measurement, audio polarity and visual continuity

Digital Clamp Meter with 6000 counts and Jaw opening 26 mm (1.0"). Backlit LCD display and built-in Torch.

Measurement of AC/DC Voltage 600V, AC Current 600A, Resistance 60MΩ, Capacitance 60mF, Frequency (A, V, Hz, Duty) and Temperature.

Count: 6000, Resistance, Capacitance and Frenquency