November 4, 2025

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10 Best hvac multimeters of 2025

Save up to 11% off

Best Choice

1

Fluke
Fluke 902 FC HVAC True-RMS Clamp Meter

11% Off
Main highlights

Accurate Measurements
True-RMS voltage and current for non-linear signals ensures precise readings.

Ideal for HVAC Professionals
Perfect for measuring flame rods, thermistors, and flue gas temperature.

Customer Praise for Reliability
Highly dependable and accurate, ideal for critical tasks.
Key specs
- Temperature:Flue gas temperature
- Voltage:True-rms
- Current:200 dc
- NCV:N/A
- Resistance:Up to 60k
9.8

Exceptional

Our Rating

9.7
Simple to use

9.3
lasts a long time

9.3
Precision
How do we rank?

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Real users impact

Thousands of users trust our site daily

Based on millions of stores and reviews

Shoppers influence our rankings
Analyzing top stores
Value for Money

2

Fieldpiece
Fieldpiece SC440 True RMS Clamp Meter with Temperature, Inrush Current, Capacitance and Backlight
Main highlights

Comprehensive Testing Capabilities
Mid-size clamp meter covers electrical and thermal HVACR testing with True RMS for accurate readings.

Ideal for HVAC Professionals
Perfect for HVAC tasks with features like inrush current and flame diode testing.

Durability and Accuracy Praised
Highly durable with accurate readings, especially valued by HVAC users.
9.7

Exceptional

Our Rating

9.9
clearly written

9.7
Simple to use

9.7
Precision
3

Fieldpiece
Fieldpiece Compact HVACR Clamp Multimeter SC260 – True RMS Clamp Meter with Temperature, Capacitance & Backlight
Main highlights

Accurate True RMS and Versatile Measurements
Offers precise VAC & AAC readings, True RMS, temperature, capacitance, and backlight.

Ideal for HVACR Technicians
Designed for electrical HVACR service in varying environments, perfect for troubleshooting.

Praised for Functionality and Price
Customers appreciate its comprehensive features and affordability for HVAC and electric use.
9.6

Exceptional

Our Rating

9.7
Simple to use

9.5
worth the money

9.5
Precision
4

KLEIN TOOLS
Klein Tools CL320KIT HVAC Kit for HVAC Testing; Digital Clamp Meter, Non-Contact Voltage Tester, and Infrared/Probe Thermometer
Main highlights

Key Features and Benefits
Comprehensive HVAC toolkit with digital clamp meter, dual IR/probe thermometer, voltage tester; features differential temperature and integrated flashlight.

Ideal Use Cases
Perfect for professional HVAC technicians, ideal for measuring AC/DC voltage, current, temperature in air vents/ducts, and detecting voltage in complex systems.

Customer Reviews Highlight
Most praised for its accuracy and versatility, especially the dual IR/probe thermometer for precise temperature measurements in varied HVAC applications.
Key specs
- Temperature:-40 to 572 F
- Voltage:12 to 1000V AC
- Current:AC current via clamp
- NCV:Dual-range Non-Contact
- Resistance:N/A
9.4

Excellent

Our Rating

9.5
worth the money

9.5
Precision
5

KLEIN TOOLS
Klein Tools CL445 HVAC Clamp Meter, Auto-Ranging TRMS, NCVT, Measures Voltage, Current, Temperature, Micro Amps, InRush and More
Main highlights

Comprehensive Measurement Capabilities
Measures AC current, AC/DC voltage, resistance, continuity, temperature, and more with automatic true RMS accuracy.

Ideal for HVAC and DIY Use
Perfect for HVAC technicians and DIY enthusiasts needing reliable electrical diagnostics.

Praised for User-Friendly Design
Highly appreciated for its intuitive one-hand operation and auto-ranging feature.
Key specs
- Voltage:750V AC/600V DC
- Frequency:Yes
- Capacitance:Yes
- Current:600A AC
- Display:Backlit LCD
9.2

Excellent

Our Rating

9.3
Precision

8.7
clearly written

8.4
Simple to use
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6

UEi Test Instruments

UEi DL369 Digital Clamp Meter HVAC Auto-Ranging 4000 Counts Volt Meter AC Amp Meter Measures AC Current AC/DC Voltage & Microamps Capacitance Resistance Diodes NCV Continuity Tester Live Wire Test
9.0

Excellent

Our Rating

9.5
worth the money

9.5
Simple to use

9.3
Precision
7

UEi Test Instruments
UEi DL379B Digital Clamp Meter Auto Ranging, HVAC Current Voltage Tester w/Magnetic Mount, Measures AC Amps AC/DC Volts Temperature Capacitance Frequency Diodes Duty Cycle Continuity Resistance NCV
Main highlights

Key Features
Commercial-grade DL379B measures various electrical parameters, enhanced safety ratings, dual display, magnetic mount, and includes a complete kit for immediate use.

Ideal Use Cases
Perfect for industrial settings, electrical troubleshooting, HVAC systems, and safety checks in high-category environments requiring precise and reliable measurements.

Customer Reviews
Most reviews highlight the clamp meter`s accuracy, durability, and the convenience of the magnetic mount and backlit display for easy hands-free operation.
Key specs
- shape:Handheld
- power source:Battery Powered
- warranty:3-Year limited warranty
- connectivity:N/A
- sensor:N/A
8.9

Very Good

Our Rating

9.7
Simple to use

9.1
worth the money

9.1
Precision
8

UEi Test Instruments
UEi DL389B Digital True RMS Clamp Meter, HVAC 4000 Counts Auto Ranging Voltmeter, Measures AC & DC Volts AC Amps AC/DC Microamps Temperature Frequency Resistance Capacitance Duty Cycle NCV Diode Test
Main highlights

Industrial Grade Performance
The DL389B is a commercial grade clamp meter with capabilities including AC/DC measurement, capacitance, frequency, diode testing, temperature, continuity, and resistance.

Best for Electrical Professionals
Ideal for electricians and HVAC technicians needing a reliable, accurate, and versatile clamp meter with enhanced safety ratings and True RMS for daily use.

User-Friendly Design
Customers praise the DL389B for its ease of use, auto range detection, continuity tone, and the convenience of a built-in magnetic mount.
8.8

Very Good

Our Rating

8.2
Simple to use

8.0
worth the money

8.0
Precision
9

Fieldpiece
Fieldpiece HS33 Expandable Manual Ranging Stick Multimeter for HVAC/R
Main highlights

Key Features
Features non-contact voltage detection, 400AAC, capacitance, high voltage, continuity indicators, and MIN/MAX data hold for comprehensive electrical diagnostics.

Ideal Use Cases
Perfect for HVAC/R professionals, electricians, and maintenance technicians needing accurate, reliable measurements in difficult-to-reach or hazardous environments.

Customer Reviews
Most praised for its reliability and accuracy, customers appreciate the expandable manual ranging stick multimeter for its versatility and ease of use.
8.7

Very Good

Our Rating

9.7
Simple to use

9.5
Precision

9.3
worth the money
10

KLEIN TOOLS
Klein Tools CL320 Digital Clamp Meter, HVAC AC Auto-ranging 400A, AC/DC Voltage, TRMS, DC Microamps, Resistance, Frequency, NCVT, Temp, More
Main highlights

Key Features
Versatile clamp meter with accurate TRMS, NCVT, backlit display, and comprehensive measurement capabilities for enhanced diagnostics.

Ideal Use Cases
Perfect for electricians and HVAC technicians needing reliable, hands-free operation in low-light conditions for advanced electrical testing and troubleshooting.

Customer Praise
Highly praised for its accurate measurements and convenient non-contact voltage testing, making it a favorite among professionals.
Key specs
- Temperature:Via thermocouple
- Voltage:AC/DC voltage via leads
- Current:AC current via clamp
- NCV:Integrated in clamp jaw
- Resistance:Resistance via leads
8.6

Very Good

Our Rating

9.9
Simple to use

9.5
clearly written

9.1
worth the money

10 Best hvac multimeters of 2025

1

Fluke 902 FC HVAC True-RMS Clamp Meter

9.7

9.3

9.3

How do we rank?

How do we rank?

Analyzing top stores

2

Fieldpiece SC440 True RMS Clamp Meter with Temperature, Inrush Current, Capacitance and Backlight

9.9

9.7

9.7

3

Fieldpiece Compact HVACR Clamp Multimeter SC260 – True RMS Clamp Meter with Temperature, Capacitance & Backlight

9.7

9.5

9.5

4

Klein Tools CL320KIT HVAC Kit for HVAC Testing; Digital Clamp Meter, Non-Contact Voltage Tester, and Infrared/Probe Thermometer

9.5

9.5

5

Klein Tools CL445 HVAC Clamp Meter, Auto-Ranging TRMS, NCVT, Measures Voltage, Current, Temperature, Micro Amps, InRush and More

9.3

8.7

8.4

6

UEi DL369 Digital Clamp Meter HVAC Auto-Ranging 4000 Counts Volt Meter AC Amp Meter Measures AC Current AC/DC Voltage & Microamps Capacitance Resistance Diodes NCV Continuity Tester Live Wire Test

9.5

9.5

9.3

7

UEi DL379B Digital Clamp Meter Auto Ranging, HVAC Current Voltage Tester w/Magnetic Mount, Measures AC Amps AC/DC Volts Temperature Capacitance Frequency Diodes Duty Cycle Continuity Resistance NCV

9.7

9.1

9.1

8

UEi DL389B Digital True RMS Clamp Meter, HVAC 4000 Counts Auto Ranging Voltmeter, Measures AC & DC Volts AC Amps AC/DC Microamps Temperature Frequency Resistance Capacitance Duty Cycle NCV Diode Test

8.2

8.0

8.0

9

Fieldpiece HS33 Expandable Manual Ranging Stick Multimeter for HVAC/R

9.7

9.5

9.3

10

Klein Tools CL320 Digital Clamp Meter, HVAC AC Auto-ranging 400A, AC/DC Voltage, TRMS, DC Microamps, Resistance, Frequency, NCVT, Temp, More

9.9

9.5

9.1

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