Best Clamp Meter for Handheld AC/DC Testing In 2021

best clamp meter

You might have heard of multimeter, but have you heard of their sister instrument known as the clamp meter? Clamp meters are like multimeters in most aspects, only that they have jaws.

They are a worthy replacement for the ideal multimeter if you can lay your hands on them. And therein lies the problem- how do you select a clamp meter that will guarantee you the best results? Such an instrument should be not only accurate but also inexpensive. We understand that choosing the best tools and instruments, let alone clamp meters is a complicated affair.

We have tested and reviewed the 17 best clamp meters on the market and listed their advantages and disadvantages. You will find it easier to select the best instrument with our guide.

Best Clamp Meter for Electricians

A Detailed List of the Best Clamp Meters in 2021

1. Fluke 323 – Best Clamp Meter For Electrician

Fluke 323 True-RMS Clamp Meter
2,261 Reviews
Fluke 323 True-RMS Clamp Meter
  • Digital clamp meter measures AC current to 400 amp, AC and DC voltage to 600 v, and resistance to 4 kilo ohms. Does not...
  • 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...
  • Audible continuity sensor confirms that the circuit conducts electricity
  • Meets IEC safety standard 61010 1, and is rated for CAT IV installations to 300V and CAT III installations to 600V

If you’ve heard of multimeters, then you must have heard of the famous fluke multimeters. As it turns out, Fluke does not only make multimeters but also clamp meters. Like most fluke multimeters, Fluke 323 clamp meter also lives up to its billing. It is a versatile meter that you can use to test alternate current AC up to 400 amps, AC voltage, and resistance. It, however, can’t test DC. However, that doesn’t necessarily detract from its versatility.

One thing we loved about Fluke 323 meter is the fact that it has a True RMS scale. True RMS scales are famous for their increased accuracy levels when compared to other scales. You are, therefore, sure that the results you get from this meter will be as accurate as possible.

Another thing that is sure to endear this clamp meter to you is the jaw that can test or sense in a conductor up to 30mm without interfering with the circuit. The non-contact testing also means that you will be safer when using the multimeter. The fluke 323 is a decent device but look at the following product or list if it doesn’t excite you.

Pros
  • The audible continuity test makes it convenient
  • Can test for current in a conductor that is 30 mm
  • The true RMS scale is more accurate
  • It has a safety rating of CAT III 600V
Cons
  • The test leads are quite fragile

2. Extech MA445 – Best Clamp Meter For HVAC

Extech MA445 True RMS 400A AC/DC Clamp Meter with NCV
319 Reviews
Extech MA445 True RMS 400A AC/DC Clamp Meter with NCV
  • True RMS feature for accurate readings regardless of waveforms
  • 1.2" (30mm) jaw size fits conductors up to 500MCM
  • Large backlit LCD display and built-in Flashlight
  • Functions include: NCV, AC/DC voltage, AC/DC current, resistance, Capacitance, Frequency, type-k temperature, Diode test,...
  • Relative mode for Capacitance, DC Zero and offset adjustment, data hold, max/min, auto power off and low battery indicator

The Extech MA445 clamp meter boasts a True RMS scale to provide you with the most accurate results possible. The scale makes it ideal for testing instruments with waveforms since they won’t interfere with the reading. Its jaw size is considerable enough and can fit conductors that are up to 500mcm. The jaws are also 1.2 inches to ensure they fit as large conductors as possible.

The outstanding feature of this clamp meter is the backlight on display and the flashlight. The backlight comes in handy when you are testing for things in the dark. The flashlight will boost visibility whenever you are using the instrument. You can use this clamp meter to test for frequency, AC and DC voltage, DC and AC, capacitance, resistance, among other tests. Additionally, Extech has convenient features such as the data hold and automatic power shutoff. The low battery indicator ensures you know exactly when to charge the battery or replace it.

Pros
  • The backlight and the flashlight enhance the visibility of results in the dark
  • The low battery indicator means you will when to charge the battery
  • It has a considerable jaw size of 500mcm
  • It is quite versatile
Cons
  • Although it comes with a case, the case doesn’t have a handle

3. Fluke 116/323 – Fluke Clamp Multimeter

Fluke 116/323 HVAC Multimeter and Clamp Meter Combo Kit
1,186 Reviews
Fluke 116/323 HVAC Multimeter and Clamp Meter Combo Kit
  • The fluke 116 digital multimeter features a built-in thermometer for HVAC applications
  • Fluke 116 digital multimeter features micro amps to test flame sensors
  • Fluke 116 digital multimeter low input impedance helps prevent false readings due to ghost voltage
  • Fluke 323 true RMS clamp meter measures 400 A AC current and 600 VAC and DC voltage
  • Fluke 323 true rms clamp meter features true RMS AC voltage and current for accurate measurements on non linear signals

Following up on the Fluke 323 is the Fluke 116. It boasts much the same features as its sister device, only that it is considerably more expensive. Unlike the 323, however, it can test temperature in addition to the other tests. It is also relatively more accurate than the 323 since it has a low input impedance feature that reduces ghost and false readings. You can also use it to test for flame sensors since it has microamps.

The True RMS scale makes it a relatively accurate clamp meter since it can also work with nonlinear signals. You can also use it to measure 400 amperes of AC and 600 DC and VAC voltage. Fluke 116/323 clamp meter is also easy to use due to its simple design. Additionally, it is also light enough for you to carry anywhere. The temperature probe also means you won’t have to take a thermometer with you.

In keeping with the Fluke tradition, this clamp meter has several features that make it warrant its spot on our list. Will you choose it, or you’d rather see the rest of the products first? Your choice.

Pros
  • It can test flame sensors as well
  • It has a simple design that is easy to use
  • The low input impedance feature eliminates ghost and false readings
  • You can use it to test temperature as well
Cons
  • It is quite expensive

4. KAIWEETS T-RMS 6000 – Best Clamp on Meter

KAIWEETS Digital Clamp Meter T-RMS 6000 Counts, Multimeter Voltage Tester Auto-ranging, Measures...
4,678 Reviews
KAIWEETS Digital Clamp Meter T-RMS 6000 Counts, Multimeter Voltage Tester Auto-ranging, Measures...
  • True-RMS clamp meter: This multimeter can accurately measure AC/DC Current, AC/DC Voltage, Frequency or Duty Cycle,...
  • LowZ & LPF: Low input impedance helps prevent false readings due to ghost voltage. Low Pass Filter (LPF) for accurate...
  • NCV Detection Function: Non-contact voltage detection effectively check electrical status through measuring EM field...
  • Multi-function: Two-color backlit LCD Display - When the voltage > 80V, the current > 3A, the LCD backlit screen turns red to...
  • Safety Service: Safety standard IEC 61010-1, CAT III 600V. Double insulation. 36 Months product service provided. 7/24...

Next is the Kaiweets digitals clamp meter. It boasts a 6000 count True RMS scale that will guarantee you accurate and reliable results. This digital clamp meter is also quite versatile. You can use it to measure capacitance, resistance, AC, and DC voltage, among other tests.

The True RMS scale makes it relatively efficient when you are testing nonlinear signals. Also, the low input impedance further boosts the accuracy of the multimeter by preventing ghost readings. The Kaiweets digital clamp is also relatively safe, thanks to a satisfactory safety rating. Additionally, it also has non-contact testing of voltage which is usually safer than contact testing. Finally, it also has a large LCD screen with a backlight. The backlight ensures easier use even in the dark.

Pros
  • The LCD backlight makes it easy to use in the dark
  • It has a large screen that makes it easier to read
  • It is safe thanks to the non-contact testing function
  • The True RMS scale makes it accurate
Cons
  • The plastic build doesn’t boost its durability

5. AstroAI 2000 Counts – Best True RMS Clamp Meter

AstroAI Digital Clamp Meter 2000 Counts, Multimeter Amp Meter with Auto Ranging; Measures Voltage...
3,933 Reviews
AstroAI Digital Clamp Meter 2000 Counts, Multimeter Amp Meter with Auto Ranging; Measures Voltage...
  • 2000 COUNTS CLAMP METER:Check out our VIDEO on the left side and take a quick tour of AstroAI Multimeter! TEST A WIDE RANGE...
  • AUTO POWER OFF SAFELY:The amp meter's sampling speed of 2 times per second; If the meter is not in operation for 15...
  • CONVENIENT FEATURES: Included Data Hold / Max Hold and a Large, Digital LCD Display, and Extra Large Clamp make for easy use...
  • SAFETY FEATURE: Transformer Jaws pick up AC Current flowing through the conductor, increasing safety while improving this...
  • EASILY CARRING AND DURABLE:Commercial settings where it can handle the demands of a long workday, from the durable exterior...

AstroAI is a famous name when it comes to devices such as multimeter and clamp meters. It is, therefore, no surprise that we would feature one of their clamp meters on our list. You can use it to tests a wide array of electrical properties. However, the main electrical properties it tests are AC and DC current, resistance, continuity, frequency, continuity, and diodes. Moreover, the two times per second sampling speed makes it fast in relaying these results.

It has convenient features such as the data hold and the auto-shutoff features. The data hold ensues the results remain on the screen until you have recorded them somewhere. Automatic shut-off, on the other hand, will help conserve battery life. The transformer jaws make it easy to test AC since they pick up the current without touching the conductor. You will love this clamp meter, thanks to the compact size it comes with. That means you can carry it almost anywhere. That makes it a highly convenient instrument.

Pros
  • The compact size makes it easy to carry
  • It is versatile and can test different electrical properties
  • The convenient features such as the data hold and auto-shutoff make it easier to use
  • It provides results relatively faster
Cons
  • It has a soft case that doesn’t protect the instrument much

6. BSIDE ACM91 – Multimeter with amp Clamp

BSIDE ACM91 Digital Clamp Meter 1mA AC/DC Current True RMS Auto-Ranging 6000 Counts Meter Hz Temperature Capacitance Live Check V-Alert Low Impedance Voltage Tester

The B-Side ACM91, although entirely unfamiliar to most people, is an accurate clamp meter. What stands out when using this multimeter is the dual-line display. The dual-line display means that you can see different test results at the same time. In addition, it has a low impedance feature that identifies and eliminates ghost readings. That makes for more accurate results when testing frequency, AC and DC, continuity, or temperature.

You can use this clamp meter safely when you activate the V alert. The V alert enables the multimeter to work in non-contact mode, which is usually safer since you don’t have to touch the test circuit. The 1mm sensitivity further boosts this aura of safety. The B-Side clamp meter is a worthy addition to any electrician’s posse of tools.

Pros
  • It has a dual-line display for results
  • You can use it to test multiple electrical properties
  • It is possible to use it in non-contact mode
  • The low input impedance eliminates ghost readings for more accurate results
Cons
  • It isn’t ideal for testing low current DC

7. Klein Tools CL380 – Best amp Meter

Klein Tools CL380 Electrical Tester, Digital Clamp Meter and Non-Contact Voltage Tester,...
563 Reviews
Klein Tools CL380 Electrical Tester, Digital Clamp Meter and Non-Contact Voltage Tester,...
  • Electrical Tester measures both AC/DC current via the clamp
  • Non-contact voltage tester integrated into the clamp jaw
  • High-visibility reverse contrast LCD display for improved viewability in all ambient lighting conditions
  • Automatically ranging True Root Mean Squared (TRMS) measurement technology for accuracy
  • Measures AC/DC voltage, DC micro-Amp current, resistance, continuity, frequency, duty-cycle, capacitance and tests diodes via...

Klein is another famous name in the tools business. Apart from their incredibly durable multimeter, they also make clamp meters, like the Klein CL380 clamp meter. This clamp meter can measure electrical properties such as current and voltage. It is a safe device to use, thanks mainly to the non-contact jaw that enables you to test voltage without touching the conductor. That reduces the chances of any accidents from electrical faults.

The LCD screen is also large enough to enable high viewability even in lowlight conditions. In addition, the screen is a reverse contrast that ensures prevailing light conditions don’t interfere with the viewability. Another feature that guarantees the accuracy of this clamp meter is the True RMS scale. The scale also has automatic ranging to reduce the work you have to do before testing for an electrical property. With this clam meter, other tests you can carry out are capacitance, resistance, frequency diodes, and duty cycle. It should be enough for anyone to use it, leave alone an electrician.

Pros
  • It has a true RMS scale that has automatic raining
  • It is versatile and can measure multiple electrical properties
  • The large LCD screen makes it easy to view readings
  • The non-contact jaw enables safer testing
Cons
  • The reverse contrast screen doesn’t work that well when working in the open

8. Fluke 362 – Digital Clamp Multimeter

Fluke 362, 200A AC/DC Clamp Meter
469 Reviews
Fluke 362, 200A AC/DC Clamp Meter
  • 200A AC/DC CLAMP METER
  • CLAMP METER
  • FLUKE

The Fluke 362 clamp meter is a lightweight and compact device that should enable you to carry it almost anywhere in your pockets or backpack. In addition, it has a triangular jaw that is adept at fitting in tight spaces to make the test. That makes it ideal for testing hard-to-reach circuits. The jaw also makes it easy to use since it is a relatively simple procedure that gets it working.

One thing we loved with Fluke 362 is the relatively high measurement range for AC and DC. You can test 200A for AC and 600V for DC. That increases the range of devices you can use the clamp meter on. The Fluke 362 clamp meter is also a safety device. It has a safety rating of CAT III 600V that proves its safety for both the user and the testing device. With the data hold function, this multimeter also adds a touch of convenience to use it.

Pros
  • It is lightweight and compact, making it easy to carry from place to place
  • The rugged construction boosts its durability
  • Rectangular jaw makes it ideal for testing cables in tight spaces
  • It has a large and easy to read display
Cons
  • It doesn’t come with a carrying case

9. Fluke 325 – Best AC DC Clamp Meter for Home Wiring

Fluke 325 Clamp Multimeter AC-DC TRMS
431 Reviews
Fluke 325 Clamp Multimeter AC-DC TRMS
  • 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 up to 30mm without touching or interrupting the circuit
  • Audible continuity sensor confirms that the circuit conducts electricity
  • Meets IEC safety standard 61010-1, and is rated for CAT IV installations to 300V and CAT III installations to 600V

Are you getting tired of the Flukes now? We promise it isn’t our fault since all the Fluke devices on our list earn their spot. Fluke 325 clamp meter boasts a True RMS scale that enables it to sense the most accurate readings, the waveform notwithstanding. In addition, the non-contact jaw can test current in a conductor that is up to 30mm. That makes it a relatively safe instrument to use. Furthermore, it has an audible tester for continuity. That further adds to the convenience when using it.

Another thing we loved is the safety it guarantees a user. In addition to the non-contact testing, it also meets all the safety standards of the IEC and has a CAT IV rating for installations of 300V and 600V for CAT III. Furthermore, it tests AC and DC up to 400 A, while you can also test resistance up to 4 kilo ohms. That makes it our as a relatively versatile clamp meter that should serve you well.

Pros
  • The audible continuity test makes it convenient
  • It has a true RMS scale for increased accuracy
  • It is quite safe to use
  • The versatility on offer is commendable
Cons
  • It isn’t that affordable for a multimeter that doesn’t offer a lot

10. Proster 6000 Trms Best DC Clamp Meter

Proster Digital Clamp Meter TRMS 6000counts, 800A DC AC Current AC/DC Voltage NCV Continuity...
927 Reviews
Proster Digital Clamp Meter TRMS 6000counts, 800A DC AC Current AC/DC Voltage NCV Continuity...
  • 【Reliable Clamp Multimeter with True RMS】Accurate AC/DC voltage current, resistance, capacitance, frequency, temperature,...
  • 【Auto-Ranging with NVC】The meter will automatically select the appropriate auto range; NCV detects the existence of AC...
  • 【Clamp Measuring】Clamp jaw measures AC current up to 28mm without interrupting the circuit, which makes it much safer to...
  • 【Continuity Test & Overload Protection】 Designed to Safely and Accurately Confirm the Circuit Electricity with Low...
  • 【Features】high resolution, large backlit LCD screen and clamp light to improve visibility in dark place. Low battery...

If you are looking for a 6000-count clamp meter, then the Proster clamp meter is here. In keeping with the trend so far, it has a true RMS scale. The scale guarantees you more accurate results than devices with regular scales. Proster is a versatile meter that you can use to test for frequency, resistance, and capacitance. It also works for current (both DC and AC), diodes, duty cycle, temperature, among other tests. Its wide array of functions makes it a versatile clamp meter you will want to own.

Another thing that will endear this clamp meter to you is the automatic ranging for the non-contact voltage testing. Non-contact testing, as you must understand by now, is the safer option when dealing with direct voltage. In addition, the clamp can measure up to 28mm without interfering with the circuit. That makes this clamp meter the best option for testing cables or high-current loads in cars.

The other thing that further boosts safety when using this clamp meter is overload protection. If it detects too much voltage, the light alarm will inform you when it is too high and can cause damage.

Pros
  • The clamp meter can test up to 28mm without interfering with the circuit
  • It is safe to use
  • It is versatile and can make a wide variety of tests
  • Overload protection adds to the safety
Cons
  • The LCD’s backlight only stays on for a short duration that doesn’t help much

11. Meterk 4000 Counts – Best Clamp Ammeter

Meterk Digital AC/DC Clamp Meter 4000 counts & 21 pcs Multimeter Test Leads Kit
2 Reviews
Meterk Digital AC/DC Clamp Meter 4000 counts & 21 pcs Multimeter Test Leads Kit
  • 【Suitable combination】The AC/DC Clamp Meter 4000 counts with 21 pcs Multimeter Test Leads kit can be used for widely...
  • 【Multi-usage clamp meter】: The clamp meter can test accurate AC/DC Voltage, AC/DC Current, Frequency, Duty Cycle, Diode,...
  • 【Easy operation】: The clamp meter is small and portable to Carry and Use. High Resolution, large Backlit LCD Screen...
  • 【Multi-purpose test leads kit】 double insulation PVC with standard diameter's banana plug. 21pcs set includes 12pcs...
  • 【Included content】Meterk Digital Clamp Meter, 2*Test Leads, 3*AAA Batteries(Inside the Clamp meter), User Manual; 21 pcs...

Next on our list is the Meterk digital multipurpose clamp meter. The Meterk clamp meter can test continuity, AC and DC voltage, capacitance, diodes, resistance and frequency. Like most other clamp meters so far, it has the non-contact ability to test for voltage. That makes it a safe device to use since you don’t have to touch it to a circuit or conductor when testing directly.

Another feature that adds to the safety when using Meterk clamp meter is the overload protection. You can, therefore, safely use it, knowing that no electric shocks will be forthcoming. The Meterk also has a large LCD screen that has a backlight. The backlight comes in handy in low-light places. The flashlight, on the other hand, helps make whatever you are testing visible. With the low battery display, you will know when to change the battery or replace it. It runs on AAA batteries that are usually easy to find.

Pros
  • Flashlight and backlight add visibility when using it
  • The low battery prompt enables you to know when to change the battery
  • Non-contact testing makes it safe
  • It has overload protection on all ranges
Cons
  • The backlight lasts only 15 seconds which isn’t sufficient enough

12. Fluke T5-600 – Best Current Clamp Meter

Fluke T5-600 USACAL 600V Voltage Continuity and Current Tester with a NIST-Traceable Calibration...
18 Reviews
Fluke T5-600 USACAL 600V Voltage Continuity and Current Tester with a NIST-Traceable Calibration...
  • Your unit is calibrated prior to shipment with a New NIST-Traceable Calibration Certificate with Data
  • The NIST calibration provides you assurance your instrument meets manufacturer’s specifications. Your instrument is ready...
  • Continuity beeper; compact design with neat probe storage
  • Detachable Slim Reach probe tips are customized for national electrical standards; test leads accept fluke accessory test...
  • Auto off mode to conserve battery life

Fluke T5600 Current Tester is an excellent and more reliable multimeter you can never rule out. It comes with an automatic system that is relatively easy to use. It performs best when it comes to measuring resistance up to 1000ohms. It has another sound system that helps the holster in holding the test lead.

Fluke T5600 multimeter’s automatic and straightforward feature detects voltage plus checks all the AC/DC in its automated function system. Any electrician who wants a simple multimeter that can provide excellent work in all places and check voltages in dark spots should never let go of this Fluke meter. It also assists in troubleshooting.

The assembly of the Fluke T5600 multimeter makes it very easy to use. Both professional and new users can’t struggle to use this multimeter to measure current and detecting voltages. An optional holster makes the meter position itself in a significant way when in use and, at the same time, works as a test lead holder and a tester.
Fluke T5600 multimeter gives the complete accuracy and strength you need for testing, ensuring long-term connections. Not much has been said yet. When it comes to performance, it is more reliable and improves your working ability. It also has good power of connections and better improvements which makes most electricians like it.

Pros
  • Great quality
  • It has a better connection
  • It looks perfect
  • Very affordable
  • Good design
Cons
  • No accuracy on detecting voltage
  • The design is not as good as other fluke meters

13. Uni-T B4Q094 UT210E – Electrical amp Meter

Uni-T B4Q094 UT210E True RMS AC/DC Current Mini Clamp M W Capacitance Tester
2,107 Reviews
Uni-T B4Q094 UT210E True RMS AC/DC Current Mini Clamp M W Capacitance Tester
  • Ultra-portable tools for advance electricians, true rms response for ac current
  • 100A AC and DC current measurement with 1mA resolution, V.F.C function for measuring signal at varia
  • 600V ac and dc voltage measurement, resistance, diode, continuity and capacitance functions
  • Non-contact voltage detection with led indication, display backlight
  • Data hold, max, min, max-min, and zero mode

The UT210E clamp meter, although not as famous as its much-heralded partners on the list, boasts a reasonably accurate scale. Because the True RMS scale usually offers fast and precise results, its distinguishing feature is that you can measure the signal at varia thanks to the VFC function. It also measures 100A DC and AC at 1mA resolution. However, those aren’t the only tests it can do since you can also test resistance, voltage, and frequency.

UT210E clamp meter has a large display that has a backlight that boosts viewability even in dark places. The Led non-contact voltage detection further increases its ease of use in the dark. This clamp meter is an ultra-portable companion for any electrician and will enable them to test different parameters safely. It has several convenience features that make it easier to use. For instance, the data hold feature will free the test readings on the screen until after you’ve recorded them. The zero-mode, on the other hand, reduces incidences of inaccurate results.

Pros
  • Led indication for voltage testing makes it easy to use
  • It is an ultraportable device
  • The True RMS scale makes it more accurate
  • You can measure signals at varia thanks to the VFC function
Cons
  • It tends to develop problems after several years of use

14. UEi Test Instruments DL369 – Best Accurate Clamp Meter

UEi DL369 Digital Clamp Meter HVAC Auto-Ranging 4000 Counts Volt Meter AC Amp Meter Measures AC...
1,005 Reviews
UEi DL369 Digital Clamp Meter HVAC Auto-Ranging 4000 Counts Volt Meter AC Amp Meter Measures AC...
  • 📺 DUAL DISPLAY: The DL369 comes with a Dual 4000 Count Display to show all numbers clearly and easily while testing. There...
  • 🧰 CAPACITANCE & FREQUENCY: The DL369 measures both capacitance 4000µF & frequency providing industrial capabilities as an...
  • ⚡ AC/DC Microamps: The DL369 measures AC current up to 400A and AC/DC Current up to 2000µA providing you a wide testing...
  • 🔌 NCV: The DL369 has audible Non-Contact Voltage to be able to identify live lines and protect you on the jobsite. This...
  • ✅ 3-YEAR WARRANTY: The DL369 has a 3-year limited warranty. All warranties must be redeemed in the US.

UEi DL369 clamp meter is an excellent tool if all you need is an instrument for routine electrical maintenance or general-purpose troubleshooting. It lacks most of the extra features typical of other high-end clamp meters. However, it can test the most basic tests such as current, capacitance, resistance, and voltage. Additionally, you can also use it to test diodes, duty cycle, continuity, and frequency.

UEi DL369 clamp meter makes it capable of non-contact voltage testing, which is usually safer than other testing styles. It is a rugged device, thanks to the rough exterior it has. That makes it resistant to damage from minor falls. The convenience features make it a fairly easy to use instrument. For starters, it has the automatic ranging option that sets the range for you whenever you are using it. That saves you a lot of time. The other feature is the automatic power-off that makes the device go off if the screen stays idle for too long. On the other hand, the zippered pouch enables you to carry it easily from place to place.

Pros
  • The test leads are on the clamp for better testing
  • The convenience features such as automatic shutoff make it easy to use
  • It has non-contact voltage testing
  • It is durable thanks to the rugged make
Cons
  • You can’t use it to test inrush current

15. Amprobe AMP 210 – Best AMP Clamp Meter

Amprobe AMP-210 Clamp Meter
229 Reviews
Amprobe AMP-210 Clamp Meter
  • 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)

The Amprobe 210 clamp meter is Amazon’s choice for Amprobe clamp testers. That alone should tell you how high its stock is and that it would therefore give you reliable results. Much like the other multimeters on our list, it also boasts the more accurate True RMS scales. That makes it ideal even for nonlinear measurements. With the fast response sensors, you can get these results fast as well.

The large display has a backlight that ensures you can use it when in dark places as well. The relative zero feature helps boost the clamp meter’s accuracy by providing minimal ghost readings. On the other hand, the data hold feature enables you to freeze results on the screen until such a time when you have recorded them all.

With a safety rating of CAT III 600V, you are sure this clamp meter won’t blow on you. It is certified safe by the relevant authorities, making it one of the best options for you. While not as famous as the Fluke meters, this clamp meter will provide you the same accurate results the Flukes give.

Pros
  • The CAT III, 600V safety rating, means it’s safe
  • It has the relative zero and data hold feature that makes it more convenient
  • The True RMS scale is more accurate
  • Non-contact voltage testing is safe and easy to use
Cons
  • It doesn’t have an inrush function

16. Klein Tools CL800 – Ideal Clamp Meter

Klein Tools CL800 Electrical Tester, Digital Clamp Meter AC / DC Auto-Ranging 600 Amp Measures...
1,356 Reviews
Klein Tools CL800 Electrical Tester, Digital Clamp Meter AC / DC Auto-Ranging 600 Amp Measures...
  • Clamp Meter with automatically ranging true mean squared (TRMS) technology for increased accuracy
  • Test leads measure AC/DC voltage, resistance, continuity, frequency and capacitance and tests diodes
  • Thermocouple probe measures temperature
  • Low Impedance (LoZ) mode for identifying and eliminating ghost or stray voltages
  • CAT IV 600V, CAT III 1000V, Class 2, Double insulation safety rating

Klein Tools CL800 boasts a True RMS scale for high accuracy results and an automatic ranging scale that makes it easy to use. You won’t struggle to set the range yourself. You can test for resistance, continuity, frequency AC and DC voltage, diodes, and capacitance with its test leads. That tells you that this is a relatively versatile multimeter.

To boost the accuracy of the results you get, Klein Tools CL800 has a low impedance feature. The low impedance feature blocks out ghost readings that are usually responsible for false readings. The Klein CL800 is also relatively safe. Thanks to the double insulation it comes with. It also has a safety rating of CAT III 100V and CAT IV 600V. You will thus be sure you are using a safe product when using this clamp.

The CL800 also comes with a carrying pouch that makes it easier for you to move with it. It also has a relatively rugged build that ensures it is resistant to damages when it accidentally falls.

Pros
  • It a safe and accurate clamp meter
  • The true RMS scale makes it more accurate
  • The low impedance feature eliminates ghost readings
  • Automatic ranging scale makes the clamp easier to use
Cons
  • The temperature test isn’t that accurate

17. Fieldpiece SC260 – Best Low Current Clamp Meter

Fieldpiece SC260 Clamp Multimeter With True Rms
789 Reviews
Fieldpiece SC260 Clamp Multimeter With True Rms
  • Volts AC/DC
  • 400 Amps AC;40 Mega Ohm with 0.01 resolution
  • Temperature F/C
  • True RMS measurements
  • Low battery indicator

A clamp multimeter at the tail end of our list will provide you with True RMS measurements that guarantee more accurate results. In addition, the 0.01 resolution means you will see more outstanding values for the readings. If you primarily work with HVAC, the Fieldpiece SC260 multimeter will be a good fit for you. It is a simple device with a simple design that makes it relatively easy to use. The compact size also means you can easily travel with it either in your backpack or pocket.

In addition to the usual measurement suspects, the Fieldpiece clamp meter can also test temperature. You can also use it to test megaohms. You will, however, have to do with only 40 megaohms. Although the batteries will last you some time, it has a low battery indicator for you to know when it’s time to replace them. It comes with a carrying pouch for more effortless movement. If you are looking for the perfect day-to-day clamp meter, Fieldpiece SC260 is the one for you. Being at the bottom of our list doesn’t mean it won’t give you accurate and reliable results.

Pros
  • It is ideal for HVAC tests
  • It has a compact, portable size
  • The low battery indicator ensures you know when to change the batteries
  • The True RMS scale boosts its accuracy
Cons
  • It won’t last that long

Buyer’s Guide (Factors you Need to Consider)

The following are few factors you need to consider before buying a clamp meter;

  • Safety and Ease of use

The ideal clamp meter is easy and safe to use. You should check for the safety rating and other safety features such as overload protection. An easy-to-use clamp meter should have a simple design and easy-to-use features.

  • Size of the Jaws

The size of the jaws will determine the size of the cables or conductors you can test with the clamp meter. A smaller jaw will limit you when you want to test generally larger cables. That’s why you need to consider the size of the jaws.

  • True RMS scale

Another thing to look out for when buying a clamp meter is the scale. While any scale will give you results, a True RM scale will provide far more accurate results than any other scale. Accuracy is an essential aspect of a clamp meter which is why you need to consider this.

  • Budget

Clamp meters, like any other product, come at different prices. The meter you get will depend on the budget at your disposal. Your budget should guide you to get a meter that will suit your needs. Please don’t go for the highly-priced clamp meters without first looking at what they have to offer. You don’t want to end up buying an expensive meter that isn’t worth the money. On the other hand, Cheaper clamp meters might also be a good option if you choose wisely.

FREQUENTLY ASKED QUESTIONS

Are expensive Clamp Meters worth it?

Yes, they are. You, however, have to ensure you make the right choice and not blindingly choose one just because of its price.

Is a True RMS scale more accurate than a regular scale?

A true RMS scale is more accurate than a regular scale. Therefore, choosing between the two clamps with the two scales, choose the one with a True RMS scale.

Do Clamp Meters have a warranty?

Yes, it, however, depends on where you buy them. Most have a one-year warranty from the manufacturers and a 30-day warranty if you are buying from amazon.

Which is the best brand for Clamp Meters?

Although Klein and other brands give them a good run for their money, Fluke clamp meters are pretty good.

What is the meaning of CAT III?

CAT is short for a category. A safety rating used in a multimeter and clamp meters tells whether a device can withstand the voltage ranges from devices under testing.

Which safety rating is safer, CAT III-1000 V or CAT III-600 V?

The CAT III-1000V is better since it is of a higher category. In addition, devices with such a rating can withstand a higher transient voltage than those with a CAT III-600v.

Conclusion

Choosing the best electrical clamp meter won’t be that complicated if you have read our guide. However, clamp meters like multimeters will require you to consider several things when buying them. The jaw size should feature high on the things to look for in a clamp meter. In addition, it will determine the size of conductors you can use the clamp meter on.

Another thing to look at is the scale. Various scale types have varying accuracy. That is why you need to choose one that will give you as accurate results as possible. A true RMS scale is one of the most accurate scales, and it will guarantee you the most reliable results. Again, there are many options from the market, with the most notable brand being Fluke. However, it would be best if you didn’t restrict yourself to only the Fluke as other clam brands such as Klein will give you excellent results.

The durability of the clamp meter should also play a role when you are choosing it. Such a clamp will have a rugged build that makes it resistant to damage. Such clamps are also ideal for harsh working environments.

All in all, the clamp meter you choose is up to you. You are the one who knows what’s best for you. However, we hope our guide has done a commendable job of pointing you in the right direction.

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