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7 Best HVAC Multimeters Of 2023 Reviews

If you are a professional electrician or someone who likes to keep their garages fully equipped with all essential tools and equipment, you might be looking for a decent HVAC multimeter to complete your collection. Back in the old days, there were many different apparatus in the market that were suitable for this job such as voltmeters or ammeters. But for simple tasks of measuring current, voltage, or resistance, these devices were quite hefty and the analog readings also had a margin of error.

However, it is a thing of the past now since there are multimeters available in the market that offer a sort of all-in-one measurement device for electricians. There are many different types of multimeters available in the market based on their application. For HVAC-related applications, there are a few things that you need to keep in mind.

  • Safety Parameters: When you are handling electronic appliances and tools, one of the most important things that you need to keep in mind is safety. If the device is not safe to use, then it can cause serious incidents that can turn out to be fatal for the user. Therefore, you should first check the safety standards and safety circuits available on the multimeter before buying one.
  • Features: One of the main reasons to buy a multimeter over other alternatives like a voltmeter or an ohmmeter is the wide range of features that are available only on a multimeter. With different options, you will get a different set of features making the device more versatile in terms of application. For commercial applications, there are premium options that offer some features like true RMS, min/max record, auto ranging, etc.
  • Accuracy: While any multimeter in the market can give you output for your test, there are a few options that can give you accurate and precise results. If the multimeter you are using is not accurate, then it is not worth much in terms of applicability. Plus, you can’t trust the output of such units for high-end jobs where expensive machines are in the play. The best way to check the accuracy of a multimeter is to check the reviews left by current users and see if they had to second-guess its output.

There are a lot of buyers in the market that are not familiar with the technical specifications or characteristics of devices like an HVAC multimeter. However, these devices are slowly becoming an essential tool for every household and office since HVAC systems are everywhere and there is always a need for a multimeter while installing or fixing these systems. Therefore, we searched the market and found the following best options for an HVAC multimeter just for you. We will be explaining each of our picks on this list along with some handy information provided in our “Buying Guide” to give you a complete idea about what you should know before buying an HVAC multimeter.

Best HVAC Multimeter 2023

Best HVAC MultimeterPower TypeVoltage AC/DCResistanceBuy Now
Fluke 116/323 MultimeterBattery PoweredUp to 600 VoltsUp to 40 MΩCheck On Amazon
Fieldpiece HVACR Clamp MultimeterBattery PoweredUp to 600 VoltsUp to 40 MΩCheck On Amazon
Fluke HVAC MultimetersBattery PoweredUp to 600 VoltsUp to 40MΩCheck On Amazon
Klein Tools HVAC KitBattery PoweredUp to 1000 Volts-Check On Amazon
UNI-T Digital Clamp MeterCorded Electric, Battery Powered600 VoltsUp to 60MΩCheck On Amazon
Amprobe HVAC MultimeterCorded Electric600 VoltsUp to 40 MΩCheck On Amazon
Testo Digital MultimeterCorded Electric600 Volts-Check On Amazon

Best HVAC Multimeter Reviews

1. Fluke 116/323 Multimeter

Fluke Multimeter

Fluke is one of the leading suppliers across the country for electronic measurement devices and accessories, especially curated for the professionals. If you also need such a multimeter, check out this option from Fluke.

The Fluke 116/323 Multimeter and Clamp Meter is our top choice for the best HVAC multimeter for its wide range of features and accessibility features. Unlike many other options, the Fluke 116/323 Multimeter and Clamp Meter is an all-in-one HVAC combo kit with support for almost all types of measurements that you would need. It also comes with a built-in thermometer to offer a wide range of temperature range for measurement.

Apart from that, the Fluke 116/323 Multimeter and Clamp Meter offers micro amps that allows you to test flame sensors, a feature that is exclusive to this device. The low input impedance on the other hand prevens false or misleading readings, giving you precise and accurate results which is needed for professional applications. This device is capable of measuring up to 400A AC current and 600 VAC as well as DC voltage.

Best Features

  • Battery-powered HVAC multimeter
  • Offers up to 600 Volts voltage range
  • Up to 40 MΩ resistance can be measured
  • All necessary accessories are included

Pros

  • Perfect option for professional applications
  • Offers many additional features and testing modes
  • Comes with a large display

Cons

  • Not the best option for basic applications

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2. Fieldpiece HVACR Clamp Multimeter

Fieldpiece Compact HVACR Clamp Multimeter

Fieldpiece is also one of the most trusted brands for electronic devices such as multimeters, vacuum gauges, HVAC charge and air kits, and much more. Therefore, we have included this great option from Fieldpiece on this list.

In 2nd place, we have the Fieldpiece Compact HVACR Clamp Multimeter SC260. As the name suggests, this is more of a compact and highly portable multimeter which is rather budget friendly for its applicability. This is a true RMS clamp meter with temperature as well as capacitance measurement features. The Fieldpiece Compact HVACR Clamp Multimeter SC260 is specifically designed for HVAC systems and works perfectly in cold as well as hot environments.

As for the durability, Fieldpiece has managed to offer a rugged build quality even with the compact form factor with the Fieldpiece Compact HVACR Clamp Multimeter SC260. You can also go with the non contact type of measurement for voltage and amperage readings for added safety. Plus, it can be used for continuity warning & diode tests that are crucial for checking the blower motor for an HVAC system. The Fieldpiece Compact HVACR Clamp Multimeter SC260 can automatically detect if its being used for capacitance or resistance measurements, making your job even easier.

Best Features

  • Battery-powered HVAC multimeter
  • Offers up to 600 Volts voltage range
  • Up to 40 MΩ resistance can be measured
  • One of the highly compact and portable options

Pros

  • Offers non contact measurement for voltage and amperage tests
  • Supports continuity warning & diode test
  • Auto select mode for easy of usage

Cons

  • The display is very compact

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3. Fluke HVAC Multimeters

Fluke HVAC MultimetersFluke 116 HVAC Multimeter is Best for quality and reliability. It worked flawlessly with the i400e AC accessory clamp, and the convenient backlit button made it easy to use, even in dimly lit areas.

The built-in thermometer was impressive, providing accurate temperature readings compared to other thermometers. Whether was working on household projects or HVAC tasks, it performed reliably. You must view it at a specific angle to see clearly. Now, the LCD display could use improvement. I hope Fluke considers upgrading this in future versions.

One thing I noticed was the change in meter leads. They used to be rubber-coated, but now they are plastic-coated, which makes them less flexible and harder to bend and store properly.

Overall, the Fluke 116 HVAC Multimeter is a top-notch tool. Despite some minor drawbacks, it delivers on its promises. If you need a reliable HVAC multimeter, try Fluke 116.

Best Features:

  • Built-in thermometer
  • Microamps to test flame sensors
  • Large white LED backlight
  • Resistance, continuity, frequency, and capacitance
  • CAT III 600 V safety rated

Pros:

  • Comprehensive features for HVAC applications
  • Reliable performance
  • Built-in thermometer for measuring temperatures
  • Microamps to test flame sensors
  • Large white LED backlight for work in poorly lit areas
  • CAT III 600 V safety rated

Cons:

  • Can be expensive
  • Not as portable as some other multimeters
  • Not as accurate as some other multimeters

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4. Klein Tools HVAC Kit

Klein Tools HVAC Kit

Moving on to the budget range of options suitable for basic needs, we have a great option coming from Klein Tools. You might have probably heard about this brand before since it also produces a variety of hand tools and testing apparatus.

The Klein Tools CL320KIT HVAC Kit is also an all-in-one option that we have for the best HVAC multimeters. This multimeter features dual IR/probe design with a built-in thermometer and a dual range non contact voltage tester for safer application. The Klein Tools CL320KIT HVAC Kit is also backed by TRMS technology so that it can measure AC current, NCVT, AC as well as DC voltage, resistance, frequency, duty cycle, continuity, and many other factors without any problem.

The thermocouple used with the Klein Tools CL320KIT HVAC Kit is especially interesting since it offers a supported temperature range of -40 to 572 degrees Fahrenheit , making it a suitable choice for domestic as well as commercial HVAC systems. You can also check the surface temperature via the infrared thermometer for contact less type of testing that ensures your as well as the device’s safety. And where that is not possible, you can use the probe which comes in handy for measuring temperatures around air vents and ducts.

Best Features

  • Battery-powered HVAC multimeter
  • Offers up to 1000 Volts voltage range
  • -40 to 572 degrees Fahrenheit temperature range
  • Dual IR/Probe Thermometer

Pros

  • Many great features are implemented
  • Comparatively cheaper alternative for an HVAC multimeter
  • Very safe options with all factors considered

Cons

  • Some features are excessive regarding basic applications

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5. UNI-T Digital Clamp Meter

UNI-T Digital Clamp Meter

So far, we have seen the best options for an HVAC multimeter that you would find useful for professional applications. But for personal usage, there are some highly affordable options made by brands like UNI-T that are a perfect pick.

The UNI-T Digital Clamp Meter UT202A+ is the most affordable choice we have for our list of the best HVAC multimeters today. But, it still offers the auto ranging features which is surely an important feature for getting quicker results, especially for those who do not have previous experience with a multimeter. It is a perfect option for domestic applications as it supports live wire detection, NCV detection, relative testing mode, etc. So, you can use the UNI-T Digital Clamp Meter UT202A+ for HVAC systems as well as automotive and even standard electrical problems.

The UNI-T Digital Clamp Meter UT202A+ is rated for 6000 counts so that there is almost no margin for errors on this device. It can measure up to 600A max AC current, AC current frequency, up to 600 Volts AC/DC voltage, voltage frequency, resistance, capacitance, and much more. The UNI-T Digital Clamp Meter UT202A+ also has a high safety rating which is admirable for such a cheaper device. On top of that, you also get 18 months of warranty on the UNI-T Digital Clamp Meter UT202A+ for a worry-free purchase.

Best Features

  • Corded Electric/Battery-powered HVAC multimeter
  • Offers up to 600 Volts voltage range
  • Up to 60 MΩ resistance can be measured
  • Comes with 18 months of warranty

Pros

  • Highly reliable choice despite the affordability
  • 6000 counts rated display
  • Capable of measuring many different aspects

Cons

  • Measurement ranges should have been wider

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6. Amprobe HVAC Multimeter

Amprobe HVAC Multimeter

Coming up next, we have one more HVAC multimeter suitable for basic applications designed by Amprobe. You will notice that Amprobe has paid close attention to some important features of the device and made it very easy to use.

The Amprobe – 4018649 AM-520 HVAC Multimeter is also one of the budget options that are included on this list of the best HVAC multimeter. This device also supports non-contact voltage and temperature detection which is what most users need. It makes the job very easy and safe and you can use the device without any professional help. As for the testing range, the Amprobe – 4018649 AM-520 HVAC Multimeter is capable of measuring up to 600 Volts AC or DC voltage, AC or DC current, resistance, and frequency.

If you are planning to use the Amprobe – 4018649 AM-520 HVAC Multimeter for startup capacitors, you can do that since it supports capacitance testing as well. On top of that, you will also find support for microamps that enables testing of flame sensors. As for reliability testing such as diode test or duty cycle test for troubleshooting, it is also covered by the Amprobe – 4018649 AM-520 HVAC Multimeter. The display of this multimeter is also quite large and easily visible under bright light.

Best Features

  • Corded Electric HVAC multimeter
  • Offers up to 600 Volts voltage range
  • Up to 40 MΩ resistance can be measured
  • Many types of testings are supported

Pros

  • Highly versatile HVAC multimeter
  • Backlit LCD display
  • Non-contact voltage and temperature detection

Cons

  • Build quality could have been better

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7. Testo Digital Multimeter

Testo Digital Multimeter

Lastly, we are bringing yet another durable and premium option for an HVAC multimeter designed for professional applications. This multimeter is made by Testo and is one of the finest options from its wide range of HVAC, combustion, emission, and flue gas testing equipment.

In the end, we have the Testo 760-2 Digital Multimeter on our list of the best HVAC multimeters. This is also a premium option best-suited for professional applications. It offers true RMS measurements so that you can use the Testo 760-2 Digital Multimeter for a variety of testing on HVAC systems and get quick and accurate results. It is also equipped with an auto-test setup that minimizes the prep time and lets you carry out the tests quickly.

ANd to further minimize possibilities for error and increase the accuracy of results, the Testo 760-2 Digital Multimeter automatically detects the testing circuit and selects the right range and meter configuration for the job. One of the best features of the Testo 760-2 Digital Multimeter is its build quality. From the outside, you will notice a rugged exterior that makes the device a perfect choice for outdoor usage. Also, the LCD display on the Testo 760-2 Digital Multimeter is comparatively larger than most other options around this price point.

Best Features

  • Corded Electric HVAC multimeter
  • Offers up to 600 Volts voltage range
  • Comes with a large display
  • Supports auto ranging

Pros

  • One of the best options for outdoor usage
  • Build quality is very good
  • Large and easily accessible display

Cons

  • Requires 3 AAA batteries to work

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Buying Guide For The Best HVAC Multimeter

Buying a new multimeter can be a complicated process and it can get really confusing if you are not familiar with these devices or their specifications. Unless you are a professional electrician, finding out the best HVAC multimeter around your budget can be challenging as you have to consider a lot of factors before you can select one option from hundreds of choices available on the market.

Generally, everyone will suggest you check the specifications list presented along with the product to get an idea about its compatibility with your job. But it is simply not enough if you are not sure what these parameters mean and how they affect the compatibility or performance of an HVAC multimeter. To help you with that, we are bringing this helpful buying guide for the best HVAC multimeter. In this guide, we will talk about the most important features that you need to check out while purchasing an HVAC multimeter so that you can get the best deal within your budget.

1. Auto Ranging Feature

If you have used a multimeter before, you would know that using a multimeter can be a bit tricky since most multimeters require calibration before you can measure a certain aspect of the circuit. In many cases, you will have to select an approximate range of the current, voltage, or resistance before you can connect the multimeter to the circuit for taking a measurement. But with newer models, this task is completely eliminated thanks to the auto ranging feature.

With the auto ranging feature available on your HVAC multimeter, you won’t have to go through the trouble of guessing the range of the measurement or taking multiple measurements to find the right value. The multimeter is capable of calibrating itself once connected to the circuit and setting the optimal range of measurement, whether it is voltage, current, resistance, or any other value. Keep in mind that not all digital multimeters offer this feature and it is mostly available with premium options.

2. Included Probes and Accessories

Even though an HVAC multimeter is designed to conduct various measurements and tests, it is simply a display device that can calculate and show the result on the display. Apart from that, you will see probes on the device that must be connected to the circuit without which the calculations are impossible, except for non-contact measurements. Therefore, you will receive a collection of wires and other additional accessories along with an HVAC multimeter to offer a complete setup. Some manufacturers also include specialized probes that can detect some additional aspects of the circuits such as capacitance, frequency, duty cycle, etc. that are not possible without said problem and accessories. Along with the probes and accessories, you should also check if the multimeter comes with holders so that you can keep all the essential accessories in a safe place and carry them along with the multimeter for outdoor jobs. Having alligator clips is also essential since it is the most commonly used option for contact-type measurements.

3. Temperature Sensor

As we mentioned earlier, multimeters are highly versatile electrical measurement devices. So, there are many different types of multimeters available on the market based on their applications and compatibility with different types of circuits. Since we are looking for multimeters that are suitable for HVAC systems, it is important to get one that comes with temperature sensor probes. For any type of heating or air conditioning work, you will need a multimeter that can detect temperatures up to a high value to perfectly inspect the system and manage its parameters for better output.

Almost all standard multimeters present on the market right now that support HVAC applications have a temperature range of up to 537 degree Celsius. But, make sure that it comes with a specialized temperature probe in order to get accurate values that you can use for managing the system. Also, the problem itself should be capable of withstanding high temperatures without any damage if you want to use it for years to come.

4. Display Parameters

Lastly, we will talk about the display which is also a crucial part of any digital multimeter that you can find on the market. As for the accuracy, there are a lot of options that can offer you the same without much of a problem. But, you should be able to see the results clearly, even under broad daylight which depends upon the display of the digital multimeter. While buying an HVAC multimeter, you need to carefully choose one that has a large display along with sufficient brightness so that you can clearly see the results.

A lot of times, the device can display accurate results, but there are human errors caused by the display that creates problems down the line. To avoid that, make sure that the multimeter that you are buying offers results at least up to 2 digits after the decimal point for pinpoint accuracy. Apart from the digits, you should also check if the display shows the unit of measurement so that you can check the measurement mode of the device and choose the right one for your application. There are a few HVAC multimeters that come with a large enough display so that you can check the measurement value, frequency, range, type of current, and many other essential factors at once without needing to change the measurement mode.

Frequently Asked Questions

1. How to use an HVAC multimeter?

Ans: Before you can start using an HVAC multimeter, we will suggest checking out the instructions manual that is included with the device to get a complete idea about the multimeter. Even though the basic working principle is pretty much the same for all devices, it differs a little bit from device to device based on the manufacturer. You can also find tutorial videos on the manufacturer’s website about the device to get a complete idea of how to use it. Once you have set up the multimeter, all you will have to do is select the right measurement mode with the help of the rotor selector wheel and connect the probes to get an output.

2. How many readings can I save in the memory of an HVAC multimeter?

Ans: The default memory is different for different multimeters. So, the number of observations that you can save on your HVAC multimeter can be different from its competitors. If you are going with a budget option, it might not even have an onboard memory chip in the first place. Thus, preventing you from saving any observations at all. However, almost all standard HVAC multimeters feature onboard memory with enough storage capacity to store up to 400 readings on the device, if not more.

3. Is it possible to check an HVAC blower motor with a multimeter?

Ans: Yes, it is possible to check the aspects of an HVAC blower motor if you are purchasing an HVAC multimeter. With such a device, you can check various aspects of the motor such as supply voltage, current, winding continuity, resistance, and much more. To do that, simply connect the red and black test probes to the 2 or 3-phase wiring of the motor and check the display for results. For testing the current, you will have to use the clamp head of the meter and select the current range option via the rotary switch. As for the continuity of the winding, simply cut off the power supply of the motor, and then you can check the continuity of winding via the connection box of the motor.

Conclusion

Today, we have offered you a selection of the best HVAC multimeters available on the market right now so that you won’t need to browse through hundreds of options and check the specifications of each option that falls under your budget range. These options are tried and tested by thousands of users so that you don’t have to doubt their accuracy or reliability in any case. With the right HVAC multimeter, you can easily check all of the crucial parameters of an HVAC system and control its parameters according to the output you want.

It is also an important factor to detect problems in the system without needing a professional. Apart from basic elements like current, voltage, and resistance, some advanced options also offer support for checking aspects like temperature range, capacitance, frequency, duty cycle, etc. that you might find helpful in the future. Lastly, we will offer you some recommendations from our picks so that you can make a quick choice and get one that suits your needs the best.

  • There are a lot of buyers that need a multimeter for basic calibration and testing. For that, a premium device is not necessary. In fact, you can go with a cheaper option like the UNI-T Digital Clamp Meter UT202A+ and get all the features that you need. This is the cheapest option on our list today with auto-ranging and true RMS features. The UNI-T Digital Clamp Meter UT202A+ is rated for up to 6000 counts where it can measure up to 600 Volts and up to 40 MΩ resistance.
  • On the other hand, if you frequently find yourself needing an advanced multimeter for a variety of testing jobs, we will suggest shelling out a bit more and going with the Fluke 116/323 Multimeter and Clamp Meter. Although it is a highly premium option, it is the best option for professional electricians that need an all-in-one multimeter for outdoor jobs. This is more of an HVAC combo kit with a built-in thermometer that is crucial for HVAC applications. You can also use this multimeter’s microamps to test flame sensors.
  • Lastly, we will suggest the Fluke HVAC Multimeters since it offers many high-end features within a fairly budget-friendly price range. This is one of the few options on the market right now that can measure up to 600 Volts voltage and up to 40MΩ resistance without any problem. You will also find a built-in temperature sensor along with a banana plug thermocouple that makes it much easier to carry out the measurements.

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