Best Duty Cycle 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.

Clamp Meter measures AC 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

Non-contact voltage tester integrated into the clamp jaw

Backlit LCD for ease of viewing in low light

Versatile Digital Clamp Meter: Accurately measures AC Current (DO NOT MEASURE DC CURRENT)! AC/DC Voltage, Capacitance, Resistance, Diode Continuity and Live Wire Tests. This clamp meter is a really useful tool for solving industrial and household electrical issues

Large Jaw Opening: The jaw opening measures AC current in a conductor without touching or interrupting the circuit. Its slim and compact size makes it easy to operate in narrow spaces

Thoughtful Design: Support Data Hold, Max/Min, Auto Shut-off, low battery indicator and continuity buzzer. Includes Convenient features like Audial and Visual Alarm, LCD Backlit Screen and Flashlight make it easy to use. Two 1.5V AAA batteries are included in the package

Multi -Function T-RMS clampmeter that accurately measures linear or non-linear loads: can measure AC and DC current, AC and DC voltage, Low impedance, Continuity/Resistance/Capacitance, Temperature, Frequency, and Duty Cycle; Easy to use and operate.

Non-Contact Voltage (NCV) Detection: check if a conductor being measured carries a voltage higher than 90V AC without touching any wires; NCV sensor is at the tip of the clamp, press NCV to display EF, bring the sensor close to the conductor under test

Features: LCD display, low battery detection, overload protection, auto power off after 15 minutes, flashlight. Meets IEC safety standard 61010-1 with the CAT III 600V overvoltage protection standard

Auto-ranging Meter: Automatic select the appropriate decimal point place due to auto-ranngig function, suitable for 600A AC Current, AC/DC Voltage(600V), ,Duty Cycle, Diode,Temperature, (200Ω-20MΩ) Resistance Measurement.

Clamp Meter with NCV: Up to 28mm clamp jaw measures AC current without interrupting the circuit, safer to use; NCV detects the existence of AC voltage to troubleshoot electrical problems safely.

Continuity Test & Overload Protection: Designed to safely and accurately confirm the circuit with low voltage indication and overload protection. Light alarms if detects AC Voltage (90V-1000V) or live wire. Shows "OL" on LCD screen if overload.

🛠️ 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.

[High Performance] AVID POWER auto-ranging 6000 counts digital clamp multimeter is ideal for accurate measurement of AC/DC voltage, AC/DC current, continuity, frequency, resistance, capacitance, diode, duty cycle, temperature and battery checking. This clamp multimeter is a must-have for home improvement, industrial, lab factories, automotive and household electrical problems.

[Multifunction] This AMP clamp meter features NCV testing and detecting function with backlight alarm, Auto power off, Low battery indication, Data retention, Max/Min data, 6000 counts Auto-Ranging. Top built-in LED light also provides extra illumination for the work area. When the voltage you measured is > 80V, the current > 3A, the LCD screen backlight turns orange to warn you of high voltage.

[Safety Compliance] Meeting IEC 61010-1, CAT. III 600V, CE standard. High Voltage Protection; Double insulated machine.

This multimeter can accurately measure up to 600A AC Current, Up to 600V 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.

Digital clamp meter offer a safe, effective way to test electric currents without stripping wires.

NCV non-contact voltage sensing, when detecting current and voltage, it will prompt sound and light according to the voltage intensity

🌡️ DIFFERENTIAL TEMPERATURE: The DL429B calculates differential for you saving time on the jobsite and making your work easier and more efficient.

⚡ AC/DC AMPS: Our Clamp Meter Measures AC/DC Amps up to 600A and DC Microamps to 2000µA. This capability cuts down your need to have multiple tools on the jobsite

🖐️ HANDS FREE: Our clamp meter includes an easy-to-read backlight dual display with a magnetic mount for hands free operation. The unit also includes a work light to illuminate dark areas and test lead storage for easy transport

[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

【T-RMS Clamp Meter with Multifuntions】The Digital Clamp Meter can accurately measure 1000 Amp AC/DC Current, 1000V DC/750V AC Voltage, Frequency, Duty Cycle, Resistance, Capacitance, Diode, Continuity, and Temperature. Easy to use for labs factories and households.

【Hold Function & Auto-range】Short press the Hold button to hold a stable measurement reading. Automatically select the measuring range that is best suited for the measurement performed. The measuring unit and resolution are adjusted at the same time.

【Advanced Designs & Larger Jaw】The multimeter is easy to carry and store with a compact design and has the characteristics of high reliability, automatic range, handheld clamp meter, etc. A larger jaw design can measure the maximum wire diameter of 2.6 inches, well meeting your operating habits and measurement needs.

【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;

⚡🛠【With APP Function】 APP is to upload the multimeter measured values to the cell phone in real time, you can remotely monitor the measurement status, and can be data transfer and storage and other processing functions. Digital clamp multimeter readings through the LCD display, 6000 digits display.

⚡🛠【Automatic Range】The AC voltage and current measurement of this multimeter is true RMS measurement, and the measurement results are more accurate for different waveform signals. Select voltage, current, resistance, etc., measurement gear will automatically switch according to the specific measurement value, easy to use, do not worry about damaging the multimeter.

⚡🛠【Multifunctional Clamp Meter】HP-580S-APP universal clamp meter can be used to measure AC and DC voltage, AC and DC current, resistance, capacitance, frequency, duty cycle, temperature, diode forward voltage drop and on/off test, and non-contact AC voltage measurement (NCV) function with relative value measurement, data hold, max/min value hold, LCD backlight function.

【True-RMS Multifunctional Clamp Meter】: Auto range, measure AC/DC voltage, AC/DC current, frequency, duty cycle, capacitance, resistance, temperature, diode, continuity, NCV, etc. Wide range of applications, perfect for home and professional use, automotive, home and industrial electrical troubleshooting.

【With NCV function】: Inrush Clamp Meter with non-contact voltage detection function, with a sensor to detect voltage and avoid electric shock without touching wires.

【Dual-color backlight, flashlight and high-pressure tips】: This multimeter with flashlight and LCD backlight, which is safer and more convenient in low-light conditions. When the voltage is over 80V and the current is over 3A, the orange backlight will turn on automatically to remind you to pay attention to safety.

【Great Helper】True Rms 6000 Counts Non contact voltage tester is a perfect troubleshooting amp meter tools, you can accurately troubleshoot vehicle or internal electrical problems in a fraction of the time and get the job done more efficiently.The continuity tester made troubleshooting become more easy. Would make a great gift for any DIY'er and the smart mode makes it simple for older folks!

【Accuracy & Multi-function】Aneng multimeter can measure ac/dc current, ac/dc voltage, live/zero wire,serve as continuity, resistance, and capacitance tester. It can also measure non-contact voltage detection and buzzer alarm,temperature, frequency, and duty cycle with less error & more accuracy. Backlight LCD screen and clamp head lighting with one hand operation trigger, it’s easy to use even if the ambient light is too dark.

【Double Open Clamp &】The maximum wire diameter that the ANENG Clamp Multimeter can measure is 1.24 inches without interrupting the circuit. Double open jaws meet your operating habits.

MULTIFUNCTION DIGITAL CLAMP METER: Accurately measure AC current (do not measure DC current)! AC/DC voltage, frequency or duty cycle, resistance, capacitance, diode, continuity and temperature tests are also available.True RMS for accurate measurements on non-linear loads. This clamp meter is a very useful tool for solving industrial and household electrical problems.

NCV DETECTION FUNCTION: Non-contact voltage detection effectively checks the electrical status by measuring the strength of the electromagnetic field without touching any wires; when the multimeter senses a weak AC signal, the indicator light will be on.

MULTIFUNCTIONAL: Support data hold, temperature measurement, automatic shutdown, low battery indication and continuity buzzer. High-definition backlit LCD display and LED flashlight make it easy to deal with dark environments.

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.

✅ 【Multifunction】Data hold, Max/Min, Relative Value, NCV ,℉/℃ conversion，Flashlight and Backlight LCD display gives you clear measurements in poor light conditions.No operation within 15 minutes will automatically shut down, low battery reminder, Prevent the worry of running out of electricity when you need to use the multimeter.

✅【True-RMS clamp meter】The meter has comprehensive measurement functions to assist in professional work such as DC/AC volts, current, ohms, temp, continuity, Duty-Cycle, AC True RMS and diode tests. Ammeters can be used for industrial electrical, electrical switches, car engines, laboratories, factories and home maintenance.

✅【NCV Detection Function】Non-contact voltage detection function with a sensor to detect voltage and avoid electric shock without touching any wires.if detects AC voltage , the flashlight will light up and the buzzer will sound.

【Big Screen & LowZ】: Multimeter tester with Large-screen double-layer display, easy to read and use, with intuitive features, efficient thumb wheel, and function switches for easy one-handed operation for measurement. which can display Hertz at the same time when measuring voltage，Low input impedance prevents false readings due to ghosting.

【Dual-color backlight, flashlight and high-pressure tips】: Digital multimeter with flashlight and LCD backlight, which is safer and more convenient in low-light conditions. When the voltage is over 36V and the current is over 1A, the orange backlight will turn on automatically to remind you to pay attention to safety.

【Multifunctional Clamp Meter】: Auto range, measure AC/DC voltage, AC/DC current, frequency, duty cycle, capacitance, resistance, temperature, diode, continuity, NCV, etc. Wide range of applications, perfect for home and professional use, automotive, home and industrial electrical troubleshooting.

Auto- and manual-ranging, datalogging digital multimeter measures voltage, current, resistance, frequency, capacitance, temperature, conductance, pulse width, and duty cycle

True RMS meter provides accurate readings when measuring linear or nonlinear loads where the current or voltage has a sinusoidal or nonsinusoidal waveform

Datalogging features include minimum, maximum, and average, on-screen graphing, real-time clock, data hold, and data export to a computer

【Auto-Ranging Clamp On Meter】This current clamp multimeter can accurately measure 1000A amp AC DC current,AC DC voltage.Auto range clamp on amp meter TRMS 6000 counts also allow to accurately measure resistance,capacitance,Hz,duty cycle,diode,continuity and temperature (-20℃-1000℃ ) tests.

【1000A Current Amp Clamp】An ac dc clamp meter for measuring DC and AC current without having disturbing with the circuit.0.1 amps resolution for measuring current accurately.Amperage on display may give a zeroing amp reading,so you must separate the hot and neutral conductors.

【Bluetooth Clamp Ammeter】The [AiLink] App you can get it on Google Play for android or download it directly from the QR code in the manual.It’s also logging samples of volt amp ohm data to a CSV file in your phone that you can download for analyzing and making charts.

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.

Versatility: ANENG multi meter is a highly adaptable electronic tool that can be used to measure a wide range of electrical properties, including AC/DC voltage, current, resistance,continuity,diode and Live wire.This makes it an essential tool for anyone working with electronics or electrical systems,also widely used by hobbyists, students, and professionals in various fields, including engineering, automotive repair, and electricians.

Precision: Multimetro typically have two probes that can be inserted into the circuit being measured, allowing for precise and accurate readings. This makes them ideal for detecting even small changes in voltage or current.ST181 with double open jaws can measure is 1.42 inches without interrupting the circuit. Meet your operating habits

User-friendly display: ANENG Multi Tester have a clear and easy-to-read display screen that shows the measurement values, as well as various settings and modes that can be adjusted to suit different measurement tasks. This Voltmeter makes it easy for users to quickly and accurately obtain the information they need.

True-RMS Digital 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.It is the perfect troubleshooting tool for commercial factories and household electricians

Measure Inrush current:This amp clamp multimeter can measure the instantaneous starting current of engines,motors,or other equipment. To measure the current you need to clamp the meter around one of the wires and not the whole power cord

Peak Hold voltage meter tester:that automatically saves peak voltage when measuring circuit voltage the digital multimeter

6000 counts LCD display provides clear test for you to read the value easily.

This product is a multifunctional automatic digital multimeter with 6000 counts LCD display.

Measurement functions include AC / DC voltage, AC / DC current, resistance, diode test / continuity, NCV, frequency / duty cycle, capacitance.

The model HK221C clamp meter can measures AC/DC Voltage, AC Current, Resistance, Capacitance, Frequency, Diode and Continuity Test, Temperature, and so on

Easy to use by single hand , The maximum measured conductor size is 19mm

This meter with the function on automatically identify ACV and DCV