A multimeter is an essential tool for HVAC technicians as it helps them diagnose and troubleshoot electrical problems in heating, ventilation, and air conditioning systems. With so many options available in the market, choosing the best multimeter for HVAC can be a challenging task. In this blog post, we will review the 6 best multimeters for HVAC and provide a buying guide to help you make an informed decision.
- Accuracy: The accuracy of a multimeter is one of the most important factors to consider when purchasing a multimeter. A multimeter with high accuracy will provide more accurate measurements, which is essential in HVAC systems.
- Features: The features of a multimeter vary widely from model to model. Some of the essential features to look for include auto-ranging, temperature measurement, and a built-in flashlight.
- Safety: Working with electricity can be dangerous, so safety is a top priority. Look for a multimeter with safety features such as overload protection and non-contact voltage detection.
- Brand Reputation: The reputation of the brand is also an essential factor to consider when buying a multimeter. Look for brands with a good reputation for producing high-quality and durable products.
- Price: Multimeters come in a wide range of prices, from budget-friendly options to high-end models. Determine your budget and choose a multimeter that meets your requirements and budget.
6 Best Multimeter For HVAC
- Fluke 116 HVAC Multimeter
- Klein Tools MM600 HVAC Multimeter
- UEi Test Instruments DL369 Digital Clamp Meter
- Fieldpiece HS33 Expandable Manual Ranging Stick Multimeter
- Amprobe AM-570 Industrial Digital Multimeter
- Extech EX330 Autoranging Mini Multimeter
6 Best Multimeter For Hvac
1. The Fluke 116/323 Multimeter and Clamp Meter
- The low input impedance of the Fluke 116 digital multimeter helps prevent false readings due to ghost voltage, ensuring accurate measurements.
- The Fluke 323 true RMS clamp meter features true RMS AC voltage and current measurement, providing accurate readings on non-linear signals.
The Fluke 116/323 Multimeter and Clamp Meter HVAC Combo Kit is a reliable and durable tool for professionals in the heating, ventilation, and air conditioning (HVAC) industry. This combo kit includes the Fluke 116 digital multimeter and the Fluke 323 true RMS clamp meter, along with a temperature probe, test leads, TPAK, and carrying case.
Where it Can be Used
This kit is ideal for professionals in the HVAC industry who need to measure both AC and DC voltage, AC current up to 400 A, and microamps to test flame sensors. The built-in thermometer in the Fluke 116 digital multimeter is particularly useful for measuring temperature in HVAC applications.
Specification
- Fluke 116 digital multimeter features a built-in thermometer for HVAC applications
- Fluke 116 digital multimeter features microamps 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
Pros
- The built-in thermometer in the Fluke 116 digital multimeter is particularly useful for HVAC professionals, as it allows for quick temperature measurements without the need for an additional tool.
- The low input impedance of the Fluke 116 digital multimeter helps prevent false readings due to ghost voltage, ensuring accurate measurements.
- The Fluke 323 true RMS clamp meter features true RMS AC voltage and current measurement, providing accurate readings on non-linear signals.
Cons
- The price of this combo kit may be higher than some other multimeter and clamp meter options on the market, making it less accessible for those on a budget.
Why You Should Buy
If you work in the HVAC industry and need a reliable, accurate, and convenient tool for measuring AC and DC voltage, AC current, and temperature, the Fluke 116/323 Multimeter and Clamp Meter HVAC Combo Kit is an excellent choice. The built-in thermometer and microamps measurement capabilities of the Fluke 116 digital multimeter make it a valuable tool for HVAC professionals, while the true RMS measurement capabilities of the Fluke 323 clamp meter ensure accurate readings on non-linear signals. The kit also comes with a range of accessories, making it a convenient and portable solution for professionals on the go.
2. The Klein Tools CL320KIT
- The kit includes essential testers required for HVAC testing.
- The digital clamp meter has TRMS technology and can measure a broad range of parameters, including AC current, NCVT, AC/DC voltage, resistance, frequency, DC microamps, capacitance, duty cycle, diode test, continuity, and temperature.
The Klein Tools CL320KIT is a versatile kit designed for HVAC professionals. It includes three essential testers – a digital clamp meter, a non-contact voltage tester, and an infrared/probe thermometer. This kit can help you accurately measure various HVAC parameters, making it an ideal choice for professionals who need to ensure optimal system performance.
Where it Can be Used
This HVAC kit can be used in a variety of settings, including residential, commercial, and industrial HVAC applications. It is ideal for testing and troubleshooting HVAC systems, including heating, ventilation, and air conditioning.
Specifications
- Brand: Klein Tools
- Power Source: Battery Powered
- Style: Voltage Tester
- Color: Multi
- Item Weight: 1 Pounds
Pros
- The kit includes essential testers required for HVAC testing.
- The digital clamp meter has TRMS technology and can measure a broad range of parameters, including AC current, NCVT, AC/DC voltage, resistance, frequency, DC microamps, capacitance, duty cycle, diode test, continuity, and temperature.
- The infrared/probe thermometer can measure temperature from -40 to 572 Degrees Fahrenheit (-40 to 300 Degrees Celsius).
Cons
- The kit may be too advanced for DIY users who only need to perform basic HVAC testing.
Why You Should Buy
If you are an HVAC professional, the Klein Tools CL320KIT can help you accurately measure various HVAC parameters, ensuring optimal system performance. It is a versatile kit that includes essential testers, making it an ideal choice for residential, commercial, and industrial HVAC applications. The TRMS technology, infrared/probe thermometer, and non-contact voltage tester provide precise measurements, and the temperature probe comes with a hands-free hanging hook, making it easier to measure air vents and duct temperature. Overall, the Klein Tools CL320KIT is an excellent investment for HVAC professionals who need to perform advanced testing and troubleshooting.
3. The Amprobe AM-520
- Versatile and reliable
- Non-contact voltage detection
- Audible continuity
- Diode test
- Duty cycle for troubleshooting applications
The Amprobe AM-520 is a versatile and reliable multimeter that offers a range of functions to help you with your HVAC troubleshooting needs. This multimeter is designed to measure voltage up to 600V AC/DC, AC/DC current and resistance, frequency, capacitance, temperature, and microamps for flame sensors. It also comes with non-contact voltage detection and audible continuity, diode test, and duty cycle for troubleshooting applications.
Where it can be used
The Amprobe AM-520 is an excellent choice for HVAC professionals, electricians, and DIY enthusiasts who need a reliable and versatile multimeter. It is designed to help you troubleshoot and diagnose problems in your HVAC systems, including heating and air conditioning systems, refrigeration units, and more. It is also useful for checking electrical circuits and troubleshooting electrical problems in your home or office.
Specification
Brand: Amprobe Style: AM-520: HVAC DMM Color: Red, Black Item Weight: 1.66 Pounds Measurement Type: Multimeter
Features
- Voltage up to 600V AC/DC
- AC/DC current and resistance
- Frequency
- Capacitance for checking startup capacitors
- Temperature and microamps for flame sensors
- Non-contact voltage detection and audible continuity
- Diode test
- Duty cycle for troubleshooting applications
- Backlit LCD display with data hold, MIN/MAX and relative zero mode
Pros
- Versatile and reliable
- Non-contact voltage detection
- Audible continuity
- Diode test
- Duty cycle for troubleshooting applications
- Backlit LCD display with data hold, MIN/MAX and relative zero mode
Cons
- No auto-ranging feature
- No true RMS measurement
Why You Should Buy
The Amprobe AM-520 is an excellent choice for HVAC professionals, electricians, and DIY enthusiasts who need a reliable and versatile multimeter. It comes with a range of features to help you troubleshoot and diagnose problems in your HVAC systems and electrical circuits. The non-contact voltage detection and audible continuity features make it easy to use, and the backlit LCD display with data hold, MIN/MAX, and relative zero mode is useful for taking accurate readings. Overall, the Amprobe AM-520 is a great investment for anyone who needs a reliable and versatile multimeter for their HVAC and electrical work.
4. The Testo 760-2 Digital Multimeter
- Automated testing and meter configuration
- Durable and rugged housing
- Backlit display for low-light conditions
- Includes test leads, thermocouple adapter, and certificate of conformity
The Testo 760-2 Digital Multimeter is a versatile and reliable tool that is ideal for electric testing on refrigeration, air conditioning, and heating systems. This multimeter offers a range of useful features and functions that make it easy to use and accurate, including automatic range detection, auto power off, and a thermocouple adapter.
Where it Can be Used
The Testo 760-2 Digital Multimeter is a T-RMS multimeter that is specifically designed for HVAC measurements, current, and frequency testing. It is suitable for use in a wide range of environments, from residential and commercial HVAC systems to industrial and automotive applications.
Specifications
- Brand: Testo
- Power Source: Adapter, electric
- Style: Digital
- Item Weight: 1.2 Pounds
- Item Dimensions LxWxH: 28.2 x 15.6 x 5.8 inches
Features and Benefits
- Easy Operation: The Testo 760-2 Digital Multimeter is designed for easy and convenient application, making it an ideal tool for professionals and DIY enthusiasts alike.
- Reliable Measurement: With its auto-test setup and lead connection detection, this multimeter offers precise and reliable readings. It prevents switching from V to A or A to V if leads are not in the proper socket, ensuring accurate results every time.
- Automation: The Testo 760-2 Digital Multimeter is designed to eliminate mistakes, save time, and optimize accuracy. It automatically detects testing and selects the correct meter configuration, making it easy to use even for beginners.
- Durable: Thanks to its rugged housing and molded lead holder, this HVAC tool is built to last. It offers reliable durability in almost every environment and features a backlit display for easy reading in low-light conditions.
Pros
- Easy to use and convenient
- Reliable and accurate measurement
- Automated testing and meter configuration
- Durable and rugged housing
- Backlit display for low-light conditions
- Includes test leads, thermocouple adapter, and certificate of conformity
Cons
- Relatively expensive compared to other multimeters on the market
Why You Should Buy
The Testo 760-2 Digital Multimeter is a high-quality, reliable tool that offers a range of useful features and benefits. It is designed specifically for HVAC measurements, making it an ideal choice for professionals and DIY enthusiasts who work in this field. With its accurate and automated measurement capabilities, rugged housing, and easy-to-read display, the Testo 760-2 Digital Multimeter is a great investment for anyone who needs a dependable and versatile multimeter for their work.
5. If you are looking for a reliable and efficient digital clamp meter
- Capacitance and Frequency: This meter measures both capacitance and frequency, providing industrial capabilities at an affordable price.
- AC/DC Microamps: The UEi DL369 measures AC current up to 400A and AC/DC Current up to 2000µA, providing a wide testing range and reducing the need for additional tools on the job site.
If you are looking for a reliable and efficient digital clamp meter, the UEi DL369 is definitely worth considering. This HVAC Auto-Ranging meter is designed to measure AC current, AC/DC voltage, microamps, capacitance, resistance, diodes, NCV, and continuity. It comes with a dual 4000 count display that shows all numbers clearly, making it easy to read and use. In this review, we will discuss where this meter can be used, its specifications, pros and cons, and why you should buy it.
Where It Can Be Used
The UEi DL369 is a versatile clamp meter that can be used in various industries, such as HVAC, electrical, and automotive. Its industrial capabilities, coupled with its affordable price, make it a go-to tool for electricians, technicians, and engineers. This meter is ideal for testing AC current up to 400A and AC/DC current up to 2000µA, making it suitable for a wide range of testing applications.
Specification
Brand: UEi Test Instruments Power Source: Battery Powered Style: Clamp-On Meter Color: Red, Yellow, Black Item Weight: 0.65 Ounces Warranty: 3-Year Limited Warranty
Pros
- Dual 4000 Count Display: The dual display shows all numbers clearly and easily while testing.
- Capacitance and Frequency: This meter measures both capacitance and frequency, providing industrial capabilities at an affordable price.
- AC/DC Microamps: The UEi DL369 measures AC current up to 400A and AC/DC Current up to 2000µA, providing a wide testing range and reducing the need for additional tools on the job site.
Cons
- The clamp jaw opening is small and may not fit all cables and wires.
- It is not backlit, making it difficult to use in low-light conditions.
Why You Should Buy
The UEi DL369 Digital Clamp Meter HVAC Auto-Ranging is a reliable and efficient meter that provides accurate readings for AC current, AC/DC voltage, microamps, capacitance, resistance, diodes, NCV, and continuity. Its dual 4000 count display and auto-ranging functions make it easy to read and use. The DL369’s industrial capabilities, coupled with its affordable price, make it a go-to tool for electricians, technicians, and engineers. This meter comes with a 3-year limited warranty, making it a great investment for your testing needs.
In conclusion, the UEi DL369 Digital Clamp Meter HVAC Auto-Ranging is a versatile and reliable meter that provides accurate readings for a wide range of testing applications. Its industrial capabilities, affordable price, and 3-year limited warranty make it an excellent investment for electricians, technicians, and engineers.
6. KAIWEETS HT206D Digital Clamp Meter
- Low Pass Filter (LPF) for accurate measurement of variable frequency drive signals
- Non-contact voltage detection function
- Two-color backlit LCD display
- Temperature measurement function with K-Type Thermocouple
- LED flashlight
KAIWEETS HT206D Digital Clamp Meter is a versatile and accurate multimeter that can measure AC/DC current, AC/DC voltage, frequency or duty cycle, resistance, capacitance, and temperature. It also provides diode, continuity, and non-contact voltage detection functions. This multimeter is designed for easy use in labs, factories, and households.
Where it Can be Used
This multimeter can be used in various applications such as electrical maintenance, electronics, automotive repair, and HVAC. Its non-contact voltage detection function allows you to check electrical status without touching any wires. The temperature measurement function makes it useful for air conditioning and liquid temperature measurements.
Specification
- Brand: KAIWEETS
- Style: AC/DC Current
- Power Source: Battery Powered
- Color: Red, Black, Clear
- Item Weight: 0.43 Kilograms
- Safety Standard: IEC 61010-1, CAT III 600V
- Display: Two-color backlit LCD display
- Warranty: 36 Months product service provided
Pros
- True-RMS for accurate measurements on non-linear loads
- Low input impedance helps prevent false readings due to ghost voltage
- Low Pass Filter (LPF) for accurate measurement of variable frequency drive signals
- Non-contact voltage detection function
- Two-color backlit LCD display
- Temperature measurement function with K-Type Thermocouple
- LED flashlight
Cons
- The clamp is relatively small and may not fit around larger wires
Why You Should Buy
The KAIWEETS HT206D Digital Clamp Meter is an excellent choice for professionals and DIY enthusiasts. It has a wide range of functions and features, including true-RMS, low input impedance, LPF, and non-contact voltage detection. The two-color backlit LCD display and LED flashlight make it easy to use in low-light conditions. The temperature measurement function with the K-Type Thermocouple adds value to this multimeter. The 36 months product service and 7/24 customer service ensure peace of mind. Overall, this is a reliable and accurate multimeter that offers excellent value for money.
Conclusion
A multimeter is an indispensable tool for HVAC technicians, and choosing the right one can make all the difference. With our buying guide and the 6 best multimeters for HVAC, you can make an informed decision and choose a multimeter that meets your requirements and budget. Whether you are a beginner or an experienced HVAC technician, there is a multimeter on our list that will suit your needs.