Best HVAC Multimeters in 2021 – Reviews & Top 10 Picks

Are you having issues with your HVAC systems? HVAC (Heating Ventilation & Air Conditioning) multimeters are the best solution to detect the problems in your HVAC systems. The best multimeters for HVAC are versatile unit to catch the problems in many electronic devices.

Additionally, we have reviewed the best HVAC multimeters for work that is highly versatile. Whether you need it for your household purpose or for your professional use they provide accurate results and have minimum drawbacks that will not bother you.

Here is the list of the Top 10 best multimeter for HVAC that is simple to use and give accurate results.

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10 best multimeter for HVAC

This is a great meter that is available to use for both beginners and professionals. Its design is very simple that everyone can use it with great ease. You can use it with confidence with integrated safety features.

Quick Summary:
4.4/5
Voltage detection

This model comes with the feature of non-contact voltage detection. When some amount of voltage is present, then it will produce an audible alert. Now, you can use it on a regular or occasional basis.

Ranging

While using this unit, you have to set manual ranging. Here, a special trick is required to handle this feature.

Profile

It has a smooth and ergonomic design that ensures the best fit while dealing with it. Its display is a bit wider with large digits to maximize readability. It is not very wide but somewhat larger than other types.

Data holding capacity

You can hold the data if you have nothing to note down the readings. Here is the separate button available for this purpose.

Automatic power off

This meter is very efficient to save the battery while using. A 9-volt battery is needed to give the necessary power. This model lets the screen turn off when remains untouched for 15 minutes. So, it extends the battery life.

PROS
CONS

Greenlee is introducing another digital multimeter that is light in weight and good security while using. You can get advanced calculations with it, in addition to basic readings.

Quick Summary:
4.3/5
Functions

This unit comes with some basic to advanced features. With current, voltage, and resistance, you can measure frequency and capacitance. Other supportive functions are diode testing and continuity.

Accuracy

There is a True RMS to provide a very accurate result. When this feature is present, the multimeter does not have a compromise over accuracy.

Display

You will get a dual display on this meter. It comes with 10,000 display counts that are a good limit. Additionally, you can see the display, even, in the dim light due to the availability of integrated backlit.

Warning

It comes with Beepjack that warns in case the lead gets to connect to the wrong terminal. In this way, you will get an additional layer of security.

Range

It comes with automatic and manual range settings so you can choose according to your feasibility. If you are a beginner, then you can go for auto-ranging. On the other hand, you can go for an alternative option.

Accuracy

This is the main feature that makes its name reliable. You can measure the results without getting worried about the accuracy of the results. True RMS is always active to provide precise and accurate results in every situation.

PROS
CONS

Amprobe has come into the market with another model that can be used for home or commercial purposes. This product is safe to use and light in weight. You can purchase this unit if you are looking for a cheaper meter.

Quick Summary:
4.5/5
Functions

This unit can measure AC/DC current and voltage. Moreover, you can measure resistance, frequency, duty cycle, capacitance, or go for a battery test.

Audible warning

You will get an audible beep when diode testing or continuity. It would let you know when there is some voltage present. In this way, you can get the values with zero connections.

Display

The display features the relative zero modes to serve you when needed. Its LCD screen is large and wide to increase readability. This function also works well due to the availability of backlit. Now, you would not have to suffer when you have dim light in the surrounding.

Safety

This model comes with an interior and exterior safety. To endure drop, it has a wrapping of plastic or rubber cover. It provides basic protection if dropped. Plus, it enjoys a safety rating of class 3 for 600 volts. This status gives you the necessary confidence to use it. Additionally, both the mentioned safety layers make it durable too.

PROS
CONS

If you are searching for a typical multimeter for simple home use, then Crenova MS8233D is here to select. It comes with a brighter LCD screen that produces results 3 times faster than other types.

Quick Summary:
4.8/5
Functions

This unit can measure AC/DC current and voltage. Moreover, you can measure resistance, frequency, duty cycle, capacitance, or go for a battery test.

Audible warning

You will get an audible beep when diode testing or continuity. It would let you know when there is some voltage present. In this way, you can get the values with zero connections.

Display

The display features the relative zero modes to serve you when needed. Its LCD screen is large and wide to increase readability. This function also works well due to the availability of backlit. Now, you would not have to suffer when you have dim light in the surrounding.

Safety

This model comes with an interior and exterior safety. To endure drop, it has a wrapping of plastic or rubber cover. It provides basic protection if dropped. Plus, it enjoys a safety rating of class 3 for 600 volts. This status gives you the necessary confidence to use it. Additionally, both the mentioned safety layers make it durable too.

PROS
CONS

When you need a smaller meter with full functions, Extech EX330 is the name of choice. It comes with a data holding function that is not provided by all types of a multimeter. Plus, it is safe to use with UL certification.

Quick Summary:
4.8/5
Detectors

Though this is a smaller unit but provides both audible and visible detectors. It has an integrated beeper that provides a voice alert in case the voltage is present. Plus, it has a red light indicator to tell the presence of voltage.

Display

It has a large display that has larger digits to provide good readability. Even, you can get the update in less light due to the built-in backlit.

Auto-ranging

Through this feature, you can have perfect ranging by an automated method. This would let you have accurate results every time you get calculations from it.

Maximum hold

This function is efficient to memorize the maximum readings and give you update when higher reading came.

Data hold

This function is efficient to memorize the maximum readings and give you update when higher reading came.

Power

This model is powered by a battery. Like other models, this meter is very smart to save battery life. It has done so by automated shut of system.

PROS
CONS

Fluke is introducing a wireless meter that comes with a Wi-Fi function. It gives you accurate results and lets you make a log for a large list of readings.

Quick Summary:
5/5
Power

This unit gets the key power from the battery to do its task. Basically, it needs AAA batteries to provide essential power. The life of this battery is 250 hours.

Accuracy

Here is a very famous feature, the True RMS that is too efficient to provide very accurate results every time.

Wireless

This unit has a very attractive feature that is wireless. Now, you have no need to play with wires and can continue a messless job.

Safety

It has a safety rating class of 3 and 4 for 1000 volts and 600 volts respectively. This certification declares it as a safer product.

Data logging

You can record a great list of reading with the help of the data logging function. Note that this function is not offered by every type of multimeter.

Functions

In addition to the voltage, current, and resistance as the basic functions, you can calculate continuity, capacitance, frequency, and more.

Warranty

It comes with a warranty time of 3 years that is better than other products. 

PROS
CONS

Triplett has introduced a multimeter that can entertain home or commercial electronic issues. It comes with 19 ranges that are simply a wow feature.

Quick Summary:
4.3/5
Design

It comes with an ergonomic design to provide good protection if dropped. Actually, the rubber cover provides essential safety.

Power

It uses the power of the battery to do its job. The good point is that the display gets quite automatically to save the battery power.

Ranges

The good point is that the product comes with 19 ranges that include voltage, current, resistance, diode test, continuity, temperature, and more.

Display

Its display is larger and wider. The numbers shown on this unit are large. Plus, an integrated backlit makes the readings ready to see in a less light area.

Data hold

You can let the readings stick at the display with the help of the hold button. “DH” on the screen shows that this function is active. It can be exit by pressing again the same button.

Safety

It has the status of class 2 safety features to make it more secure. Now, you can use this meter with great ease and confidence in any environment.

PROS
CONS

This model of Fluke is safe to use and extremely light in weight. With the plastic outer, its profile is a bit different from the typical one.

Quick Summary:
4.3/5
Accuracy

This model of Fluke is equipped with True RMS that is active to provide accurate results without affected by the type of waveform. You can say that it is bound to give you accurate results both linear and non-linear load.

Working

You can open the jaw and get the readings without disturbing any circuit. The current measuring limit is 30 millimeters.

Warning

It delivers an audible sound when some electricity passes through the circuit. In this way, you get verification and safety during working.

Safety

This model fulfills the IEC requirements. It has class 3 and class 4 ratings for 300 volts and 600 volts. This feature provides you the confidence to get this multimeter.

PROS
CONS

UEi Test Instruments is also a famous brand that offers amazing devices. The discussed model has a dual display with a low battery display lock. It is not very pricey. But proving equally amazing features.

Quick Summary:
4.2/5
Functions

This model can manage both basic and advanced functions. The maximum resistance of 40 MΩ can be measured with this product. Other functions that are entertained by this product are current, voltage, diode testing, continuity, frequency, duty cycle, and more.

Battery

This model completes its task with the help of a pair of AAA batteries. These batteries are already included in the box and you have no need to purchase them from a third party.

Automatic power

This multimeter is very active to save power. It gets turned off after a specific time if remains untouched. The aim behind this strategy is to save the battery.

Auto-ranging

Like other multimeters, this model is also providing an auto-ranging system. Now, you can say goodbye to the manual ranging. It can be used if you are a beginner. 

PROS
CONS

Klein is a very famous brand that is introducing a very safe multimeter model. With 4000 display counts, it is light in weight and always ready to deliver nice service.

Quick Summary:
4.6/5
Functions

This model is ready to measure current, voltage, and resistance. Additionally, you can calculate frequency, temperature, capacitance, duty cycle, continuity, and more. I can manage a voltage of 1000 volts and a current of 10 Amps.

Safety

This meter comes with the safety rating of class 3 and 4 for 1000V and 600V, respectively. Now, you should not have confused about its safety.

Holster

There is a rubber holster that wraps the main body very efficiently. It can tolerate damage to the level of 2 meters. You can continue worry-free task with this support.

Indicator

The device would let you know when the battery drops below a certain limit. It is the indication to fix the issue before time. 

Design

The main profile of this unit is truly amazing. You would see a wider display with larger numbers over it. Plus, the battery is very easy to approach due to its very simple design. In short, you are ready to deal with this unit with great ease.

Support

It comes with an integrated support stand to let you enjoy hands-free usage. 

Usage

Both controlled electromagnetic and basic environments say welcome to this versatile multimeter.

PROS
CONS
Buying guide

It is time to give you a brief guide on how to purchase the best multimeter for HVAC. The choice of a multimeter is not as simple. It demands a large feature to consider before going for a final selection. In this part, we would zoom in on the most important features.

Type

Some units come with basic calculations while others go for the advanced type. If the multimeter in question is calculating resistance, voltage, and current, then it is the basic type. You can purchase it for basic home issues.

The advanced type is the demand of professionals and they measure frequency, temperature, capacitance, continuity, diode testing, and more. The reason to tell you here is that you should know the level of your work before purchase.

Budget

Multiple customers fix the budget at the first need but they don’t know how many features they should consider before going for a purchase. If your budget is good, then there is no need to worry about the quality and other features. Alternatively, with a low budget, you should have to be very smart. 

Never try to get a maximum number of features with a low budget. In this situation, you have to compromise over the quality that destroys the purpose of a multimeter. Actually, we are trying to say, you should go for the most necessary features with a low budget.

Display

The older type of multimeters come with analog screens. Its readings were not too easy. This type has no flexibility for beginners. But, the introduction of the digital display has made the game too easy. Now, the very beginners can read the screen with full confidence. 

Ranging type

Typically, the market offers two types of ranging; manual and automated. Which type you go for, depends on your experience. We would recommend you to go for the automated type. It would lead you to the accurate measurement of a range that reduces the chances of inaccuracy. Plus, the very first user would feel good support with it.

Brand

We recommend you to search for famous and reliable brands. The one with a good name always serves you well and offers a very good warranty. 

Technology

Different multimeters are equipped with different technologies. Some offer the upgraded version of the old one and others introduce totally new. You can select it according to your choice. 

Accessories

The multimeters come with multiple secondary accessories. They have red and black probes and alligator clips. Some brands offer batteries while others do not. Similarly, the presence of carrying case and availability of clamp also varies. These brands may offer other additional accessories. Note that some may not offer these accessories and you have to purchase them from a third party. 

We recommend you to get the type that is offering secondary accessories. It would lead your dealings a bit easier.

FAQs

How many types of multimeters are there in the market?

Based on the display, two types of multimeter are available. One is analog, the old type; and the other is digital, advanced type. The analog multimeter shows result in the form of arrows while the digital multimeter shows result in the form of digits.

Which brand multimeter is best for HVAC?

The most famous brand for a multimeter is Fluke. Other brands include are Amprobe, Klein, Extech, and Greenlee.

What are the disadvantages of digital multimeters?

• Digital multimeters are pricier than analog type.
• A Digital multimeter can handle a limited voltage.
• The low battery makes the display dimmer.
Conclusion

It is time to conclude our findings. The market has brought many multimeters for HVAC, but all are not considered good. We have highlighted some amazing multimeters for HVAC. All are good to use and provide accurate results.

After going through this article, you would find a nicer unit among a large variety.

Our Recommendation

If your budget is low, then we would recommend you purchase Crenova MS8233D Auto-Ranging Digital Multimeter. In addition to the low price, this great multimeter comes with a dual fuse having a sampling speed three times higher.

With a good budget, you can buy Fluke 3000 FC HVAC Wireless Digital Multimeter. It has a wireless system that has Wi-Fi connectivity.

Name

Weight

Voltage

Current

Fieldpiece HS33 Expandable Manual Ranging Stick Multimeter

1.5 pounds

AC and DC

AC and DC

Greenlee DM-810A Digital Multimeter

1 pound

AC and DC

AC and DC

Amprobe AM-510 Commercial/Residential Multimeter

0.8 pounds

AC and DC

AC and DC

Crenova MS8233D Auto-Ranging Digital Multimeter

11.3 pounds

AC and DC

AC and DC

Extech EX330 Autoranging Mini Multimeter

0.62 pounds

AC and DC

AC and DC

Fluke 3000 FC HVAC Wireless Digital Multimeter

3.8 pounds

AC and DC

AC and DC

Triplett Compact CAT II 1999 Count Digital Multimeter

0.8 pounds

AC and DC

DC

Fluke 323 True-RMS Clamp Meter

0.44 pounds

AC and DC

AC

UEi Test Instruments DL369 Digital Clamp-On Meter

0.04 pounds

AC and DC

AC and DC

Klein Tools MM600 HVAC Multimeter

0.9 pounds

AC and DC

AC and DC

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