7 Best digital hvac gauges [2022]

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1. Testo 557s Kit I App Operated Digital Manifold, 2 x testo 115i Pipe Clamp Thermometer, 1 x testo 552i Micron Gauge, 4 x Hoses I for HVAC Systems – with Bluetooth

  • State-of-the-art: The testo 557s digital 4- valve manifold replaces multiple HVAC tools and was developed to efficiently lighten your workload and deliver the most accurate results possible
  • 4 Hoses included: This kit includes 3 high quality hoses in blue, red and yellow, each 5 ft. long, ¼” SAE (straight and 45° angle), suitable for all common refrigerants
  • 552i Micron Gauge: The testo 552i achieves precise deep vacuum measurements down to single digit resolutions andprovides notifications when the evacuation targetis met
  • 115i Thermometer: Thanks to a grip of up to 1.5”, the wireless pipe clamp thermometer provides quick and convenient temperature and flow and return temperature measurements of pipes
  • Smart App: Take advantage of clearly visualized documentation from a smartphone or tablet. Remotely operate service and maintenance tasks and send results directly from the job site

2. Elitech EMG-40V Intelligent HVAC Digital Manifold Gauge Four Port with Vaccum Sensor Thermometer Clamps Hoses

  • Smart Touch Screen: The Elitech EMG-20V digital manifold adopts multiple HVAC tools in one unit, view changes on vacuum, pressure and temperature in clear data and graph display
  • Smart App: Connect App by Bluetooth, data monitoring and analysis in real-time. Read and export data easily through USB. Record points: 100,000 points
  • System Leak Testing: Monitoring the process of pressure holding and vacuum leakge test precisely with Temperature Compensation
  • Automatic Calculation: Measure the superheating and subcooling temperature of 88 refrigerants automatically
  • Easy to Use: Auto heat pump mode without changing the refrigerants hoses, thermometer clamps and refrigerants hose, vacuum sensors are included

3. MR CARTOOL L302 Digital Manifold Gauge Set 2-Valve Refrigerant HVAC Systems Leakage Pressure Tester Tool with 3 Hoses for Air Conditioning Refrigeration Recharging

  • DIGITAL MANIFOLD GAUGE SET: L302 refrigerant gauge kit determines low side and high side pressure, real-time test of pressure got corresponding saturation temperature which can help you more convenient for refrigeration system installation or servicing
  • HIGH-PRECISION: Built-in 90 refrigerants and corresponding temperatures sheet data according to the US NIST standard. When filling the refrigerant, you can observe the filling state of the refrigerant through the visible window
  • MULTIPLE FUNCTIONS: Refrigerant Pressure Mode, Vacuum Percentage Mode, Leak Detection Mode; With multi-unit conversion function: KPa, Bar, PSI, InHg, KgF/cm² switch, Celsius, Fahrenheit switch, can meet different needs
  • 2-VALVE & 3 HOSES: 2-way valve block with three connections, can measure high and low pressure pipe; comes with 3 colors hoses for easily recognition, red for high pressure, blue for low pressure, yellow for refrigerant bottle
  • WARRANTY: MR CARTOOL offers 24 MONTHS warranty and 7 x 24 Hours after-sale service. If you have any questions or suggestions during use, you can contact us, we will provide you with a solution as soon as possible

4. Testo – 0563 2557 557 I Digital Manifold Kit for air conditioning, refrigeration systems and heat pumps I 4-valve HVAC gauge with Bluetooth and set of 4 hoses

  • Efficient: The testo 557 is ideal for servicing air conditioners, refrigeration systems and heat pumps and replaces the multitude of tools needed by HVAC/R contractors and technicians
  • Versatile: Accurately measure high and low pressure, evaporation and condensation temperature and take advantage of the automatic calculation of superheating and subcooling
  • Convenient: Thanks to the 4-way valve and automatic heat pump mode, there is no need to switch over to different refrigerant hoses, which enables a quick and easy application
  • Set: Includes two pipe clamp temperature probes, one external pirani probe for vacuum measurement and a set of four hoses, as well as a protective hard-shell case
  • Refrigeration App: Follow all measurements remotely via Bluetooth from a smartphone or tablet. Send results directly from the job site for a more convenient documentation

5. CPS VG200: Vacuum Gauge with Digital LCD Display

  • ACCURATE – Calibrated to strict NIST standards for best-in-class accuracy and reliability.
  • SMART DESIGN – Advanced sensor design with self-heated thermistor bridge and automatic temperature compensation.
  • SIMPLE TO CLEAN – Field cleanable sensor designed to withstand 400 Psi of positive pressure.
  • EASY TO READ – Continual digital readout of evacuation process on large, easy to read 5-digit LCD display.
  • USER SELECTABLE UNITS – Choose between microns, torr, in/hg or mBar.

6. Testo 550s Kit I App Operated Digital Manifold for HVAC and Refrigeration with 2 x Wired Temperature clamp Probes I High and Low Side Pressure Measurement, Superheat and subcooling – with Bluetooth

  • Efficient: Over 60 refrigerant profiles, precise pressure and temperature measurements, as well as superheat and subcooling calculation make the testo 550s the tool for every HVAC job
  • Versatile: The tool can be combined with a number of air and surface probes that make measurements easier than ever – even in areas that are difficult to access for conventional devices
  • Easy-to-use: Thanks to its simplified menu structure, backlit display, IP42 certified, rugged housing and 2-way valve block with 3 connections, the device is handy and user-friendly
  • Clamp probes: The two wired temperature clamp probes included in the kit enable real time Evaporator and Condensor measurements, thus ensuring maximum efficiency
  • Smart App: Take advantage of clearly visualized documentation from a smartphone or tablet. Remotely operate service and maintenance tasks and send results directly from the job site

7. testo 549 I Digital Manifold for air Conditioning, Refrigeration Systems and Heat Pumps

  • Efficient: The testo 549 erases the need for analogue manifolds, offering data storage for up to 60 refrigerant profiles, precise measurements and automatic calculations
  • Accurate: Thanks to the extremely sensitive sensors, the digital manifold determines high side and low side pressure as well as evaporation and saturation temperature
  • Easy operation: Equipped with a large 2-line backlit display, 2-way valve block with three connections and a suspension hook, the HVAC/R instrument enables a convenient application
  • Dependable: With its rugged design and sturdy, impact resistant housing, the pressure meter was particularly created for harsh environments and provides a lasting performance
  • Versatile: In conjunction with an optional temperature probe, the digital gauge provides accurate real-time superheating and subcooling readings

8. Fieldpiece SM380V SMAN manifolds, Black

  • SMAN Manifold Micron Gauge (3 Port)
  • Newly designed SMAN manifold
  • Replacement for SMAN300 series
  • Three valve manifold with micron gauge
  • Toughest, most advanced digital refrigerant manifold on the market

9. Elitech EMG-40V Intelligent HVAC Digital Manifold Gauge 4-Way Valve with Micron Gauge Transmitter

  • Smart Touch Screen: The Elitech EMG-40V digital manifold adopts multiple HVAC tools in one unit, view changes on vacuum, pressure and temperature in clear data and graph display
  • Smart App: Connect App by Bluetooth, data monitoring and analysis in real-time. Read and export data easily through USB. Record points: 100,000 points
  • System Leak Testing: Monitoring the process of pressure holding and vacuum leakge test precisely with Temperature Compensation
  • Automatic Calculation: Measure the superheating and subcooling temperature of 88 refrigerants automatically
  • Easy to Use: Auto heat pump mode without changing the refrigerants hoses, thermometer clamps and refrigerants hose, vacuum sensors are included

10. HVAC Digital Manifold Gauge Set with Temperature Clips and Hoses for Heat Pumps, Refrigeration Systems and Air Conditioning

  • Meet Your Needs: Refrigeration Digital Manifold HVAC System Gauge Set will help you detect and repair refrigeration equipment such as air conditioners, refrigerators, and cold storage. It can also realize functions such as vacuum pressure test, pressure leak test, overheat test, etc.
  • MULTIFUNCTION: Compatible with many refrigeration systems. It can achieve dual pressure test and dual temperature test. With automatic multi-unit pressure conversion, automatic conversion of temperature Celsius/Fahrenheit, to solve different problems. By calculating the pressure difference between the initial test pressure and the second test pressure, it can be determined whether the refrigerant is leaking.
  • Accurate: Built-in 88 kinds of refrigerant pressure-evaporation temperature database. You can calculate the degree of subcooling and superheat. It is also very convenient to read the operating process data. LCD backlight support and large-size liquid crystal display, data display is clear and easy to read. It can test the vacuum percentage measurement, pressure leak measurement, and record the leak time and speed.
  • HIGH QUALITY: The instrument is made of high-strength engineering plastics and non-slip silicone. Long-life valve switch, 1/4 inch standard interface design, to ensure that the instrument is durable and comfortable. Built-in 32-bit digital processing unit and high-precision data acquisition unit, which can stably store and read massive data. Pay attention to the correct connection of all accessories and the host to prevent poor contact from affecting the test results.
  • WORRY FREE: This versatile Refrigeration Digital Manifold HVAC System Gauge Set can help you accomplish a lot of work and solve a lot of problems. It is equipped with two clip-on temperature probes, and convenient hooks ensure a firm connection to the digital manifold. We provide 1 year and return and exchange service.
  • Part number: HVAC-001
  • Fit type: Universal

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