Top 10 Best Clamp Meters in 2021 Reviews

Last updated on June 16, 2021

A clamp meter is an important device for professional electricians. The device can measure the flow of current in any conductor without having direct contact. It is a hybrid between a digital multi-meter and a clamp. The name clamp can be attributed to the clamped jaws which open so that you can clamp that jaws around conductors. Clamp jaws feature ferrite iron construction and can detect and measure any magnetic current. Choosing the best clamp meters can be challenging. This is because most modern clamp meters offer more measurement functions. Apart from measuring the main current, some can even measure resistance.

In this post, we help you find the best clamp meters on the market. Our reviews bring you the 10 leading clamp meters on the market this year. These are premium clamp meters with exciting features. A clamp meter is an essential tool for any electrician and one to select carefully. You don’t want to select a poor-quality clamp meter. Read through our top picks and carefully select a suitable clamp meter that suits your needs.

10. KAIWEETS Digital Clamp Meter T-RMS6000 Counts Multimeter

KAIWEETS Digital Clamp Meter T-RMS6000 Counts Multimeter

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This is a true-RMS clamp meter with high accuracy levels. It can accurately measure current in AC/DC. It is a versatile clamp meter that also measures resistance, capacitance, and frequency or duty cycles. The meter is extremely easy to use and an ideal choice for households and factories. The meter works effectively without any false readings. It features a low input impedance and low pass filter to prevent ghost voltage and ensure accurate measurement. There is a further NCV detection function for checking the electrical status by measuring the EM field intensity. Overall, this is a multi-functional clamp meter with a two-color backlit LCD. It is easy to use and read. The meter also features automatic power off after 15 minutes of inactivity.

Pros

  • Easy to read due to backlit color LCD screen
  • Low input impedance to prevent false readings
  • Low pass filter for accurate measurement
  • Non-contact voltage detection

Cons

  • A bit expensive

9. Etekcity Digital Clamp Meter Multimeter AC Current &AC/DC Voltage Tester

Etekcity Digital Clamp Meter Multimeter AC Current &AC/DC Voltage Tester

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This is an accurate design AC and AC/DC voltage clamp meter to consider buying. The meter accurately measures AC/DC voltage and current for AC only. It can also measure resistance, continuity tests, and diode tests. It is an advanced clam meter capable of multiple tests. This is a decent size clamp meter with a jaw opening of 26mm. It can measure current without interrupting the circuit. It is a functional design clamp meter that comes with additional accessories for versatile use. There is a further large and easy-to-read LCD screen. The meter conserves energy by entering into a sleep mode after 15 minutes of inactivity.

Pros

  • Easy data reading due to a large and bright LCD screen
  • Easy carrying due to a handy carrying pouch
  • 26mm jaw opening for current measuring without interrupting the circuit
  • Conserves energy by entering into a sleep mode automatically after 15 minutes of inactivity

Cons

  • Flimsy leads but works perfectly

8. Multimeter, Meterk 6000 Counts Digital Clamp Meter

Multimeter, Meterk 6000 Counts Digital Clamp Meter

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This is a true RMS non-contact AC/DC voltage tester and AC reader meter. It is a quality pick on the list that also measures capacitance, duty cycle, diode tests, and resistance. It is a safe design clamp meter that supports current measuring without touching live wires. The meter produces light and sound alarms in case of current detection. It is safely designed with continuity tests and overload protection. The clamp meter is easy to use and reads the data on a clear LCD screen. Overall, this is a convenient choice clamp meter that comes with necessary accessories for versatile use. It also supports data hold and automatic power off to save on energy.

Pros

  • Saves energy due to automatic power off
  • Safe design with overload protection and continuity tests
  • Large clear LCD screen for easy reading
  • Safe non-contact current detection

Cons

  • Probes closer to the tip are not shielded

7. UEi Test Instruments DL369 Digital Clamp-on Meter

UEi Test Instruments DL369 Digital Clamp-on Meter

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This is a digital clamp-on meter and one of the best picks on the list. It is an exciting clamp meter with exciting features. First, the meter is lightweight and compact for enhanced portability. You can carry it and use it anywhere easily. The digital meter is quite effective and can test lead storage. It is an excellent choice meter with a 4000uf capacitance. This is a safe design clamp meter with safe non-contact voltage testing. The meter also offers continuity tests, diode tests, and duty cycles. It also comes with a carrying pouch for added portability.

Pros

  • Portable due to a compact and lightweight design
  • Carrying pouch for easy transportation and storage
  • Versatile with multiple functionalities
  • Safe non-contact voltage

Cons

  • No backlight for reading in the dark

6. Fieldpiece SC440 True RMS Clamp-Meter with temperature

Fieldpiece SC440 True RMS Clamp-Meter with temperature

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This is another excellent choice clamp meter with temperature measurement. It is a lightweight and compact design clamp meter easy to carry and use anywhere. Besides, the clamp meter comes with a carrying pouch for storage and transportation. It is a versatile meter with AC/DC voltage detection. The clamp meter delivers true RMS measurements. It also measures frequency via the leads and the clamps. The clamp can also measure thermometers in F and C for versatile use. Overall, this is a dependable clamp meter to seriously consider buying.

Pros

  • Measures temperature in F and C
  • Offers AC /DC voltage detection
  • Compact unit hence portable
  • Sleek carrying bag

Cons

  • The selector switch can mess readings

5. Extech MA445 True RMS 400A AC/DC Clamp Meter

Extech MA445 True RMS 400A AC/DC Clamp Meter

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This is another true RMS clamp meter with accurate readings. The meter is versatile and functional performing a wide range of needs. It can deliver accurate readings regardless of the waveforms. The clamp size measures 30mm fitting most conductors up to 500MCM. There is a further large backlit LCD and a further built-in flashlight. These two ensure easy screen readings even in the dark. It is a user-friendly design clamp meter with a relative mode for zero capacitance, data hold, DC zero adjustment, low battery indicator, and automatic power off.

Pros

  • Functional design with multiple tests
  • Easy screen readings
  • True RMS feature thus accurate
  • Backlight screen and a built-in flashlight for use in the dark

Cons

  • No probe temperature limit

4. Klein Tools CL120 Digital Clamp Meter, Auto-Ranging

Klein Tools CL120 Digital Clamp Meter, Auto-Ranging

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This is a unique design clamp meter to measure AC and provide non-contact voltage via clamps. It is a premium clamp meter with a safe design and functional features. The jaws feature a non-contact voltage tester integrated to ensure safe voltage detection without touching with your hands. This is a great safety feature that prevents accidents. It is a versatile design clamp meter with auto-ranging measurements. The clamp also features a back LCD for easy viewing in low light conditions. There is a further test lead holder on the side of the clamp for hands-free operation. Overall, this is a quality clamp meter to order right away.

Pros

  • Large LCD screen for use in low light conditions
  • Compact and lightweight thus portable
  • Non-contact voltage tester
  • Auto-ranging measurements

Cons

  • Non-contact tester is too sensitive to detect concealed cables

3. AstrolAI Digital Clamp Meter Multimeter 4000 Counts

AstrolAI Digital Clamp Meter Multimeter 4000 Counts

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This is a versatile digital clamp meter that accurately measures voltage and current in AC and DC. It can also measure capacitance, frequency/duty cycles, diode, resistance, and much more. This product is a safe clamp meter design with a non-contact voltage tester. It shows green indicators when it detects a weak AC signal. It can also produce a beep or a buzzer with varying loudness depending on the AC signal strength. This is a multi-functional clamp meter with an easy-to-read digital screen. The LCD screen features a backlit and a flashlight for use in the dark. Overall, this is a quality meter with a large jaw opening for use with most conductors. It is a versatile choice meter that comes with accessories for ready use.

Pros

  • Large jaw opening to fit most conductors
  • Easy data reading due to large screen
  • Non-contact voltage testing
  • Additional tips as a bonus

Cons

  • A little learning curve but user-friendly

2. INGCO Auto-Ranging Digital Clamp Meter TRMS6000 Counts Measures

INGCO Auto-Ranging Digital Clamp Meter TRMS6000 Counts Measures

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This is another reliable digital clamp meter that meets a wide range of tests. It is a true TRMS auto-ranging clamp meter that meets all your clamping needs. The meter can measure AC/DC voltage, current, resistance, diode test, capacitance, duty cycle, and temperature. It is a simple design clamp meter with flashing lights to meet a variety of needs. It features an orange backlight for easy use in the dark. This is a dependable clamp meter with a buzzer sound to show resistance. Overall, this is a professional multimeter with a wide range of functions in a single device. You also get 90 days of free returns and a 100% satisfaction guarantee for confidence buying.

Pros

  • All-in-one device with multiple functions
  • Built-in backlight for use in the dark
  • Automatic turntable design
  • Safe due to a non-contact design

Cons

  • Few battery missing cases

1. UNI-T UT210E Pro Mini Digital Clamp-Meter, Auto-Ranging

UNI-T UT210E Pro Mini Digital Clamp-Meter, Auto-Ranging

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This is an upgraded design digital clamp meter with fast reading and all new features. It is a versatile design clamp meter with diagnoses automotive, repairs, and troubleshoot industrial and residential electrical issues. It is a true RMS meter with auto-ranging. The meter accurately measures current and voltage. It can also measure resistance, capacitance, continuity test, diode test among other tests. This is an ultra-safe design meter built to last years of use. It features a built-in chip for overload protection. Overall, this is a pocket-size non-slip rubber design meter to order with confidence today. You also get a worry-free 18 months warranty and a 100% money-back guarantee.

Pros

  • Ultra-safe design and durable
  • Overload protection
  • The compact and non-slip rubber design
  • Easy to use

Cons

  • Probe cables are stiff

Factors to consider when choosing the best clamp meters

There are various crucial factors to bear in mind when choosing the best clamp meters. It is important to invest in the best quality clamp meters. This means taking time and checking out important features and factors. Below are important factors and features to consider before making any purchase.

Safety

Safety is a crucial factor to bear in mind when choosing a clamp meter. After all, a clamp meter intends to remove the physical contact between hands and the conductor. You need to know the meter is safe and can measure current without causing any shocks. Consider clamp meters with the highest safety ratings. You can check safety by looking at the IP rating which is the Ingress Protection rating. The IP rating shows the degree of enclosure protection the meter employs.

Display

Next, you need to consider the device display and choose models with easy-reading LCD screens. What are the display units? Different clamp meters come with different size displays. Some of the best clamp meters feature units with high resolutions, color, and backlight. This means you can read any units on the display at all times without straining your eyes. A quality clamp meter should feature a great display for easy data reading and result analysis.

Clamp size

The clamp size is another important factor to bear in mind when choosing a clamp meter. Clamp sizes vary greatly ranging from17mm to 45mm to suit different needs. You can choose a short or long clamp size depending on what best works for you. A larger clamp size can measure longer conductors. The ideal clamp size depends on the size of conductors at your workplace.

Maximum resistance limit

Current resistance is measured in ohms. Knowing the maximum resistance limit is another crucial factor to bear in mind. Resistance is important giving you an idea of how difficult it is for the current to flow through the conductor. Clamp meters come with maximum resistance limits of about 4 Kilo ohms minimum. However, you can find models with a higher resistance limit of 10-kilo ohms.

Smartphone compatibility

This is another important factor to bear in mind. Is the device compatible with your smartphone via Bluetooth? Advanced clamp meters allow smartphone compatibility by installing a simple application on the phone.

These are just a few important factors to bear in mind. There are several other factors to consider like amperage rating, warranty, additional accessories, and much more.

Final verdict

In conclusion, these are the best clamp meters to consider buying. The meters are crucial and a must-have for any professional electrician. They can help measure the currency, resistance, capacitance, and much more. Clamp meters are safe to use preventing direct contact with the conductors. Analyze our top picks above and choose one that best suits your needs and desires.

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