Best HVAC Multimeter 2022

A multimer is like oxygen to the HVAC technician. Without the right oxygen level, we have a face breathing problem. Similarly, the same goes for a technician without the Best HVAC multimeter; he will face big trouble.

Actually, a multimeter is an electronic device used to determine whether or not an electronic voltage. Plus, it’s essential for those who work with electronic equipment. The best to check electric current it’s the use a device with less current such as lamps and batteries.

Furthermore, the multimeter is a useful tool for diagnosis and troubleshooting all kinds of electrical equipment and wiring. You can use your multimeter to test a broken extension cord, batteries, household appliances, and switches. It’s also known as the volt-ohm meter, or VOM.

I know the VOM is a bit intimidating to read, especially when you are a beginner. But you know what, there are many benefits if you learn to use the VOM.  One of the most major benefits of this device is budget-friendly. All you have to do is dial the function dial and scale to use the multimeter or VOM. That’s it!

Analog VS. Digital HVAC Multimeters

Before we start talking about the best multimeters out there, let’s talk firstly about Analog and digital multimeters.

The analog multimeter has a scale and a needle that tells the result.  And for features settings, you have to adjust the function switch manually. In my experience, the Analog is quite irritating because sometimes you have to multiply the final result by 100.

Digital multimeters have taken over the place of analog multimeters for the most part. However, the reason behind its success it’s easy to use LCD screen.  Also, it features auto-ranging and overload protection.

Top 6 Best HVAC Multimeter

After researching for hours and reviewing different products, below have listed the top 6 Best HVAC Multimeters. So, go and select the one that fits your bowl of requirements.

  1. Fieldpiece HS33 Expandable Multimeter for HVAC/R
  2. Fluke 116/323 Clamp Meter and Multimeter Combo Kit
  3. Klein Tools MM600 Digital Auto-Ranging HVAC Multimeter
  4. Amprobe AM-520 HVAC Multimeter with Non-Contact Voltage
  5. Mastech MS8229 Auto-Ranging 5-in-1 Multi-functional Digital Multimeter
  6. Extech EX363 Compact HVAC True RMS with Built-in NCV MultiMeter

Fieldpiece HS33 Expandable Multimeter for HVAC/R

Fieldpiece HS33 Expandable Multimeter for HVAC_R

Fieldpiece is a very well-known company that makes tools, particularly for HVAC professionals. Being an HVAC technician means the multimeter is like oxygen, and you can’t live without it. Thus, Fieldpiece offers the Expandable HS33. Many other models are also available, but choosing the HS33 is the most basic model that everyone can use.

Additionally, The Fieldpiece HS33 is made explicitly for HVAC professionals. Since Fieldpiece is a company that emphasizes delivering tools and equipment to HVAC technicians, their multimeter involves a special process. I’m saying this because the HVAC-specific design is the extensive range of accessories that come with the HS33 and eliminates the requirement for bringing any other meters at work.

Apart from these definite features, the Fieldpiece HS33 also has many of the elementary features technicians expect to see in a digital multimeter. With this device, you can also measure Capacitance, AC volts, resistance, and DC volts. Above all, it allows you to measure temperature up to 1000⁰F.

Lastly, you have to spend the first five to ten minutes of the job looking for untangling the leads with the regular meter. But not with HS33 as it allows you to store wire with the meter.


  • Contact-Free Voltage
  • Capacitance 400AAC and
  • Continuity Indicators and High
  • Data HOLD and MIN / MAX
  • Operator’s Manual
  • Deluxe ADSL2 Silicone Test Leads

Fluke 116/323 Clamp Meter and Multimeter Combo Kit

Fluke 116_323 Clamp Meter and Multimeter Combo Kit

In the modern era of digital multimeters, the Fluke 117 is one of the best options. Plus, its users are enthusiastic about the speed, consistency, and build quality of this Clamp Meter and Multimeter meter. Thus, without any further delay, let’s have a closer look at the Fluke 117 and find out all features. If you’re looking forward to buying a complete kit of meters, the Fluke 117 digital multimeter is for you.

The Fluke 117 is the hot-selling and last model in the 110 digital multimeter series. However, the reason behind this success of the 117 is the budget-friendly series with four different digital multimeters for various purposes. In other words, the 117 by Fluke is the most widespread model and full gear for lineman at work before the box.

Moreover, it offers various features that fit an electrician’s everyday life and comes with a non-contact voltage meter. Thus, you don’t have to touch a live wire to carry out your measurements. You can say it’s a life saying the feature. However, the linesmen have separate tools, but having this tool saves your time because it’s a complete bundle.


  • Built-In Thermometer
  • Microamps Sensors to Test Flame
  • Low Input Impedance
  • Prevent Ghost Voltage
  • Clamp Meter Measures 400 An Ac, 600 Vac, And Dc Voltage
  • Precise RMS Ac Voltage and Current
  • Non-Linear Signals

Klein Tools MM600 Digital Auto-Ranging HVAC Multimeter

Klein Tools MM600 Digital Auto-Ranging HVAC Multimeter

Digital multimeters are the most beneficial device for technicians, hobbyists, and DIY-ers with plenty of features. But the real problem is finding the perfect multimeter. To make your life easier, Klein offers a series of excellent quality multimeters but don’t you have to robber the bank for it.

Likewise, In this review, we will determine why the Auto-ranging Klein MM600 might be a perfect option. So, let’s begin!

The Klein mm600 is an excellent option for those who need a good multimeter for regular use. In other words, the hobbyists or DIY-ear who wants to work on the small circuit, the safe to use, and general-purpose the MM600 for you.

 Additionally, the professional technician or someone who works with the heavy circuit, the Klein MM60, is sufficient. The price bracket of the multimeter makes it everyone’s favorite. Above all, the auto-ranging functions in the Klein MM600 making it easy to use and faster even for a beginner. Thus, you don’t have to worry about determining the accurate range for each different measurement. The multimeter CE certified and CAT-III with a range of up to 600 Volts.


  • A Tester Can Measure Up To 10A AC/DC Current And Up To 1000V AC/DC Voltage
  • 40M Resistance Plus Temperature
  • Digital Multimeter Has CAT III 1000V Safety Rating
  • Built To Endure A 2m (6.6-Foot) Drop
  • Low Battery Indicator
  • Easily Accessible Fuse And Battery Compartment

Amprobe AM-520 HVAC Multimeter with Non-Contact Voltage

Amprobe AM-520 HVAC Multimeter with Non-Contact Voltage

Being an electrician is a very risky job every time there is, the fear of death remains. So, if you are a beginner and don’t know much, I suggest you either wait before gaining some experience or buy this multimeter Amprobe AM-520. According to my personal experience, this multimeter is worth buying and one of the best teachers.

The Amprobe 520 is a digital multimeter from 57* series with all the necessary functions. The multimeter is the complete package of the feature. Plus, the technician that works in low-light environments finds the 520 beneficial.

Amprobe AM-570 has added measurement settings as compared to regular multimeters. Likewise, you can measure AC/DC current up to 10amps, AC/DC voltage up to 600V, and resistance up to 40 megaohms. We can say it’s an all-in-one device. From heating, air conditioning, car repairing, and installing fuse boxes, Amprobe AM-570 is useful for you.

Quality-wise this device is sturdy, and the rubber glove that encloses the casing is thick enough to protect it. Meanwhile, on the backside, we have a pair of nice probe holders that allow you to hold the multimeter in one hand.


  • Voltage Up To 600v Ac/Dc
  • Capacitance For Checking Startup Capacitors
  • Flame Temperature and Microamps Sensors
  • Troubleshooting  Diode Test And Duty Cycle Applications
  • Backlit LCD Display

Mastech MS8229 Auto-Ranging 5-in-1 Multi-functional Digital Multimeter

Mastech MS8229 Auto-Ranging 5-in-1 Multi-functional Digital Multimeter

If you are looking for a high-quality multimeter but in a budget-friendly price bracket, the Mastech MS8229 is for you. In other words, the MS8229  has all the premium multimeter features. As a beginner, you have to be more careful because you don’t know electric work is hazardous. And you can’t use every product. But don’t you can also become a professional technician as this multimeter is safe to use.

 Before using the MS8229, you have to plug the probes in and select the function. You can say it’s a life-saving feature as light signals provide the proper plugin guidelines. Likewise, The multimeter has a rubber envelope that engulfs it. Quality-wise the rubber is very soft on the inside and sturdy from the outside.

Moreover, The led lights help to find the plugin of the probes according to your measurement settings. The lights shut down when you plug the probes in. Likewise, if you accidentally plug one probe in the wrong port, the multimeter produces a beeping sound and a flashing light.


  • All In One Combo Of Dmm Lux Meter, Humidity Meter, Sound Level Meter, and Thermometer
  • LED And Sound Warning
  • Built-In Temperature
  • Humidity Sensors
  • LED Back-Lit Blue Display

Extech EX363 Compact HVAC True RMS with Built-in NCV MultiMeter

Extech EX363 Compact HVAC True RMS with Built-in NCV MultiMeter

In case you are an experienced technician, you should have an Extech EX363 because it’s an excellent alternative if your primary multimeter fails. Plus, Extech designed the EX363 so both the beginner and professional use it.

Many types of multimeters exist. Also, the It multimeters’ price varies from brand to brand. Spy oy shouldn’t be surprising. If you ever notice that a significant number of people don’t have a multimeter. However, the reason behind this is the price range.  At this point, the Extech EX330 comes into play. Not only the newcomers but also for experiencing the EX330 is one of the best options. The device’s price range is very affordable, and the quality is superb, so any can afford it without thinking twice.

Furthermore, A thick layer of rubber envelops the outside of this multimeter. The rubber is thick enough to protect the multimeter from falling.  Plus, the kickstand on the back is not of good quality and compromises this multimeter’s fall protection.


  • Prevents ghost voltages
  • True RMS for precise AC measurements
  • Faster 60-Segment Analog Dial
  • Viewing trends with an approx. 6000 Count LED display
  • In-built Non-contact AC Voltages Detector
  • LED indicator

Buyers Guide

When you are ready to buy the best HVAC multimeter for your precise needs, there are many things to consider. Below is a quick buyer’s guide intended to help you find the ideal multimeter for you.

Multimeter Type and Usage Needs

For every HVAC technician, multimeters are a useful tool. Likewise, you may work without the other devices such as your charging hoses or various sets but can’t live without the HVAC multimeters.

Moreover, before buying, you need to ensure others also feature a meter that should be easy to use and lightweight. Every technique doesn’t need every feature, so you should focus on the right type of probe, a readable display, and easy to understand.

Measurements Accuracy

Another factor to consider is how much accuracy the device has. Besides, If your device doesn’t have High accuracy, it’s almost useless. You will need to check If the volts, ohms, amps, and current measurement.

Display Counts

The display count means the number of digits your meter will show on display. However,  The most common figure range for digital displays is 2000, 6000, 20000, etc. Every Multimeter Display count starts at 0. For example, if your multimeter has a display count of 2000, the maximum number of digits on your screen will show 199 (the 0 is the 2000 count)—likewise, The higher number of counts, the more precise reading.

Safety and Reliability

Being technical is a hazardous job so that a small mistake can become the reason for your death. That’s why multimeters will go through a variety of testing and certification processes for safety requirements. Plus, they have to go through under the observant eye of many autonomous testing laboratories. You may find the UL, CE, CSA certification labels on the device.

Moreover, the meters have to protect against voltage and current spikes and ground issues. 4 major categories range from CAT I to CAT IV.

Frequently Asked Question

What Is the Best HVAC Multimeter?

  • Fieldpiece HS33 Expandable Multimeter for HVAC/R
  • Fluke 116/323 Clamp Meter and Multimeter Combo Kit
  • Klein Tools MM600 Digital Auto-Ranging HVAC Multimeter
  • Amprobe AM-520 HVAC Multimeter with Non-Contact Voltage
  • Mastech MS8229 Auto-Ranging 5-in-1 Multi-functional Digital Multimeter
  • Extech EX363 Compact HVAC True RMS with Built-in NCV MultiMeter

How Can We Use A Multimeter?

  • Analog and digital multimeters have two wires, black and red
  • Plug black in the COM port and  red in the two remaining ports
  • Ensure the circuit you are testing doesn’t  have a higher voltage than the multimeter’s capacity

Which One Should I Buy, A Clamp Meter Or Simply A Multimeter?

Actually, it depends upon your requirements. However, keep this in mind a clam meter is somehow a general use device with precise accuracy specification on voltage and resistance. On the other hand, the multimeter is best for measuring the high voltages with better resolution and accuracy.

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