TOP PICKS
SaleBestseller No. 1 −18%
Fluke 902 FC HVAC True-RMS Clamp Meter
- 200 dc current measurements to measure flame rod
- Extended resistance range to measure thermistors up to 60k
- Capture flue gas temperature
- Fluke connects your meter to your phone through Bluetooth to help you get more done faster and safer
- True-rms voltage and current for accurate measurements on non-linear signals
Bestseller No. 2
Temperature Clamp HVAC K-Type Thermocouple Thermometer Lead Probe Pipe Clamp Multimeter Sensor Fieldpiece Jaw Clip Plumbing Clamp
- SPECIFICATIONS: Temperature Range: -40~392°F (-40~200°C) Clamp Jaw Opening: 1.5" (3.8cm) Cable Length: 83cm Probe Connection Type: K type Item Size: clamp + cable about 39.4" (100cm) Item Weight: about 0.19lb (0.085kg)
- HIGH ACCURACY - This Type-K thermocouple clamp offers increased jaw strength to hold pipes and maximize thermal contact for quicker, easier and accurate measurements.
- RELIABLE & CONVENIENT - Designed and built with features need to handle HVAC temperature measurement applications and multimeters, clamp meters and thermometers that accept a type K temperature probe.
- HANDY & COMPACT DESIGN - Designed to easily clasp the pipe and run the temperature reading. Its calmping jaws are equipped with springs to ensure firm and safe grip.
- WIDE APPLICATION - Best suitable for measuring industrial temperature. Highly accurate and applicable in the field of heating, ventilation, air conditioning, pipe temperatures and plumbing.
SaleBestseller No. 3 −9%
Klein Tools CL445 HVAC Clamp Meter, Auto-Ranging TRMS, NCVT, Measures Voltage, Current, Temperature, Micro Amps, InRush and More 1 1/2-Inch Jaw
- AUTOMATIC TRUE RMS DIGITAL CLAMP METER: CL445 HVAC Clamp Meter measures 600A AC current, 750V AC/600V DC voltage, resistance, continuity, and more
- VERSATILE TEST LEADS: Measure voltage, micro amp, frequency, capacitance, and perform diode tests with included test leads
- TEMPERATURE MEASUREMENTS MADE EASY: K-Type thermocouple port measures temperatures from -148°F to 1832°F (-100°C to 1000°C)
- NON-CONTACT VOLTAGE DETECTION: Integrated voltage tester in the clamp jaw allows for safe and convenient AC current detection
- DUAL VOLTAGE + CURRENT DISPLAY: Backlit LCD displays voltage and current simultaneously for easy readings in any lighting condition
SaleBestseller No. 4 −18%
Fieldpiece Compact HVACR Clamp Multimeter SC260 – True RMS Clamp Meter with Temperature, Capacitance & Backlight
- Compact clamp meter SC260 is designed for electrical HVACR service in hot & cold environment
- Durable clamp meter with higher accuracy VAC & AAC readings, True RMS, temperature, capacitance and backlight
- Non-contact voltage (NCV) & amperage readings, continuity warning & diode test
- Auto Select mode: Meter automatically detects when measuring capacitance or resistance measurements.
- Sturdy swivel magnet for hands free measurements
Bestseller No. 5
Fieldpiece SC440 True RMS Clamp Meter with Temperature, Inrush Current, Capacitance and Backlight
- Mid-size clamp meter has every parameter for electrical and thermal HVACR testing in one meter
- One of the most durable clamp meters in the industry that gives higher accuracy VAC & AAC readings on VFD with True RMS sensing technology
- Ranges include temperature, capacitance, microamps DC for flame diode tests, and everyday electrical ranges for HVACR
- Auto and manual ranger with safety features including a high-voltage LED and beeper, a continuity warning, push button non-contact voltage (NCV)
- Detachable leads and alligator probe tips for safe and easy one-handed testing
Bestseller No. 6
Klein Tools 69140 K-Type Thermometer, Pipe Temperature Clamp for HVAC, Measures -4 to +212 Degrees Fahrenheit
- WIDE TEMPERATURE RANGE: Measures temperature from -4 to 212-degrees F (-20 - 100-degrees C) with ±2% accuracy
- VERSATILE PIPE CLAMP: Clamps around pipes from 1/4 to 1-3/8-Inch diameter (up to 35 cm)
- FLEXIBLE LEAD: 40-Inch (102 cm) long flexible lead for convenient temperature measurements
- UNIVERSAL COMPATIBILITY: Works with any digital multimeter or clamp meter that measures temperature
- DEPENDABLE ACCURACY: Thermocouple accuracy is dependent on the accuracy of the meter being used
Bestseller No. 7
Klein Tools CL320KIT HVAC Kit for HVAC Testing; Digital Clamp Meter, Non-Contact Voltage Tester, and Infrared/Probe Thermometer
- HVAC PROFESSIONAL KIT: Includes HVAC Digital Clamp Meter, Dual IR/Probe Thermometer, and Dual Range Non-Contact Voltage Tester with Flashlight
- VERSATILE CLAMP METER: CL320 measures AC current and NCVT via clamp; AC/DC voltage, resistance, continuity, frequency/duty cycle, DC microamps, diode test and capacitance via test-leads; temperature via thermocouple
- TEMPERATURE MEASUREMENT: Dual IR Probe and Thermometer (Cat. No. IR07) measures temperature from -40 to 572°F (-40 to 300°C) with infrared thermometer and includes a temperature probe for air vents and ducts
- DIFFERENTIAL TEMPERATURE: Calculate differential temperature (T1-T2) using both IR and probe temperatures, with a hands-free hanging hook for the temperature probe
- VERSATILE VOLTAGE DETECTION: Dual-range Non-Contact Voltage Tester (Cat. No. NCVT3P) detects voltage from 12 to 1000V AC or 70 to 1000V AC with visual and audible indicators
Bestseller No. 8
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
- 📺 DUAL DISPLAY: The DL369 comes with a Dual 4000 Count Display to show all numbers clearly and easily while testing. There also is a Min/Max and auto ranging functions, Auto power off to conserve battery life, and test lead holders for easy transportation.
- 🧰 CAPACITANCE & FREQUENCY: The DL369 measures both capacitance 4000µF & frequency providing industrial capabilities as an affordable price. This Clamp meter also measures Duty Cycle, Diode Testing, Continuity, and Resistance to 40MΩ.
- ⚡ AC/DC Microamps: The DL369 measures AC current up to 400A and AC/DC Current up to 2000µA providing you a wide testing range and reducing the need for additional tools on the jobsite.
- 🔌 NCV: The DL369 has audible Non-Contact Voltage to be able to identify live lines and protect you on the jobsite. This volt meter provides increased safety with 600V CAT III & 1000V CATII safety ratings.
- ✅ 3-YEAR WARRANTY: The DL369 has a 3-year limited warranty. All warranties must be redeemed in the US.
Bestseller No. 9
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
- 🛠️ INDUSTRIAL GRADE: The DL379B is a commercial grade clamp meter with enhanced capabilities for every industrial setting. Our clamp meter measures AC Amps, AC/DC Volts, AC Microamps 2000µA, Capacitance 2000µF, Frequency, Duty Cycle, Diode Testing, Temperature, Continuity, and Resistance 40MΩ.
- 🦺 ENHANCED SAFETY: The DL379B provides increased safety with a CAT IV 300V & CAT III 600V safety rating. This clamp meter includes Non-Contact Voltage to identify live lines. There are input jack locks to protect your meter from blowing a fuse.
- ✨ GREAT DESIGN: Our clamp meter includes and easy to read backlit dual display with a magnetic mount for handsfree operation. The unit also has a work light to illuminate dark areas and test lead storage for easy transport. Other features include Min/Max, auto power off to conserve battery, and a Low Battery Indicator.
- 🧰 COMPLETE KIT: Also included with your clamp meter are test leads, K-Type temperature probe, 2 AAA batteries, and a zippered pouch for easy transportation.
- ✅ WARRANTY: The DL379B has a 3-year limited warranty. All warranties must be redeemed in the US.
SaleBestseller No. 10 −20%
KAIWEETS HT206D Digital Clamp Meter T-RMS 6000 Counts, Multimeter Voltage Tester Auto-ranging, Measures Current Voltage Temperature Capacitance Resistance Diodes Continuity Duty-Cycle (AC/DC Current)
- True-RMS clamp meter: This multimeter can accurately measure AC/DC Current, AC/DC Voltage, Frequency or Duty Cycle, Resistance, Capacitance and also provides Diode, Continuity and Temperature tests. True RMS for accurate measurements on non-linear loads. Easy to use for labs factories and household.
- LowZ & LPF: Low input impedance helps prevent false readings due to ghost voltage. Low Pass Filter (LPF) for accurate measurement of variable frequency drive signals when measuring motors and transformer. To measure the current you need to clamp the meter around one of the wires and not the whole power cord.
- NCV Detection Function: Non-contact voltage detection effectively check electrical status through measuring EM field intensity without touching any wires; The NCV button lies on the right side. Simply place your thumb on it and push.
- Multi-function: Two-color backlit LCD Display - When the voltage > 80V, the current > 3A, the LCD backlit screen turns red to warn you of high voltage/ LED Flashlight / Temperature Measurement for liquids and air conditioning ports included K-Type Thermocouple / Low Battery Indication / Auto power off after 15 minutes inactivity.
- Safety Service: Safety standard IEC 61010-1, CAT III 600V. Double insulation. 36 Months product service provided. 7/24 Customer Service.
BUYING GUIDE
When working with heating, ventilation, and air conditioning (HVAC) systems, an HVAC clamp meter is an indispensable tool. It combines the versatility of a digital multimeter with the capability to measure AC or DC current without breaking the circuit. Here’s a comprehensive guide on how to select the best HVAC clamp meter for your needs.
1. Measurement Range
The HVAC clamp meter should have a broad measurement range to cover all the different kinds of tasks you’ll be performing, from low-voltage control circuits to higher voltage power circuits. Check for voltage, current, resistance, and temperature ranges before making your purchase.
2. Accuracy
Precision is key when it comes to HVAC work. Ensure that the clamp meter you choose is accurate within a reasonable percentage, usually indicated by the manufacturer.
3. Jaw Size
The size of the clamp’s jaw determines the diameter of the conductor that it can measure. Choose a jaw size that’s suitable for the types of cables you usually work with.
4. True RMS
For the most accurate representation of complex waveforms, like those found in HVAC systems, go for a meter with True RMS (Root Mean Square) capabilities.
5. Multifunction Capabilities
Many HVAC clamp meters are now designed as ‘multimeters’ with additional capabilities such as temperature measurement, capacitance, and even microamps for flame sensor testing. Look for a versatile meter that can measure all the parameters you need.
6. Durability
Your clamp meter is going to see a lot of action, so it should be built to last. Look for rugged construction, and features like a durable case or even a waterproof design.
7. Safety Ratings
Ensure that the clamp meter has adequate safety certifications like CAT III or CAT IV, which will allow you to work safely in various environments.
8. Display
A large, easy-to-read display is crucial, especially when you’re working in dim or bright conditions. Some advanced models come with a backlit screen for added visibility.
9. Battery Life
Extended battery life means less downtime and more efficiency. Look for models that offer long battery life or even low battery indicators so you’re never caught off guard.
10. Additional Features
Features like data logging, wireless connectivity, and built-in flashlight can be extremely helpful, depending on your specific needs.
11. User Reviews
Before making a decision, read reviews from other HVAC professionals to see how the meter performs in real-world conditions.
12. Price and Warranty
Prices can vary dramatically depending on the features and brand reputation. Establish your budget and compare it against your needs. Also, consider the warranty and customer service in case you run into any issues.
By focusing on these factors, you’ll be better equipped to find an HVAC clamp meter that’s both reliable and suited to your specific needs.
