Best Temperature Manifold Gauges of 2025

5.[ Durable HVAC Gauges ]: The HVAC Manifold Gauge Set Uses High-Strength Engineering Plastics And Flexible Non-Slip Silicone Design, The Whole Machine Is Sturdy And Durable.The Long-Life Valve Switch And 1/4 Inch Standard Interface Design Ensure The Durability And Versatility Of The HVAC Gauges. The Digital Manifold Gauge Set Can Be Connected To Refrigeration Equipment And A Vacuum Pump For Vacuum Pumping Operation. The Vacuum Pump Makes It Easier To Fill The Tubes With Refrigerant..6.

4. [Efficient Data Processing And LCD Display]：The Digital Manifold HVAC Gauge Has A Built-In 32-Bit Digital Processing Unit And High-Precision Data Acquisition Unit With High Data Stability. It Is Also Equipped With A Large LCD Display, Supports LCD Backlight, With Clear And Easy To Read Data Display, Which Supports Multiple Pressure Unit Switching, Including Kpa; Mpa; Bar; InHg; PSI. Note:When Performing Temperature Tests, Please Note The Conversion Between Fahrenheit And Celsius Temperatures.

[Pressure Maintaining And Leakage Test] The Pressure Difference Between The Initial Test Pressure And The Secondary Test Pressure Is Calculated To Determine Whether The Refrigerant Is Leaking.the Data Volume Is High And Stable.Pressure/temperature Multi-Unit Automatic Conversion (kPa,Mpa,bar,inHg,PSI,Celsius,Fahrenheit)

[Multiple Test Modes] AUTOOL LM150 Refrigerant Manifold Gauge Can Measure Dual Pressure (high And Low Pressure), And Dual Temperature Measurement (high And Low Pressure Pipeline Temperature, Need To Connect Test Clamps), Measure The Percentage Of Vacuum Degree; It Has The Functions Of Pressure Leakage Measurement, Leakage Time And Speed Recording, Pressure Multi- Unit Conversion, Temperature Celsius / Fahrenheit Conversion, Etc., To Meet The Different Needs Of Users.

[Evaporating Pressure And Temperature Measurement] Measure The Maximum Pressure When The Refrigerant Changes From Liquid To Gas, And The Minimum Temperature When The Liquid Changes To Gas (the Lower The Evaporating Pressure, The Lower The Evaporating Temperature, The Higher The Refrigeration Cycle Efficiency, And The Greater The Refrigeration Capacity).

[Condensing Pressure And Temperature Measurement] Measure The Minimum Pressure When The Refrigerant Changes From Gas To Liquid, And The Maximum Temperature When The Gas Changes To Liquid (the Lower The Condensing Pressure, The Lower The Condensing Temperature, The Higher The Refrigeration Cycle Efficiency, And The Greater The Refrigeration Capacity).

[Humanized Design] Digital Refrigerant Gauge Side Has A Flexible Non-Slip Silicone Design, Which Is Both Practical And Comfortable, And The Hidden Hook Design Can Free Your Hands And Facilitate Data Recording

[High-Quality Materials, Industrial-Grade Design] The Manifold Instrument Group Is Made Of High-Strength Engineering Plastics, Which Is Sturdy And Durable, And The Durable Valve Switch Adopts A 1/4-Inch Standard Interface Design To Ensure Durability And Versatility

4.[Durable And Multifunctional Set] The HVAC Tools Are Designed With High-Strength Engineering Plastics And Flexible Non-Slip Silicone. The Whole HVAC Pressure Gauge Is Solid And Comfortable To Hold. The Exquisite Design Of The Foldable Hook Ensures That The Digital Ac Gauge Is In A Safe Position During The Measurement Of Air Conditioning Tools & Equipment. Long-Life Valve Switch, 1/4 Inch Standard Interface Design To Ensure The Durability And Versatility Of The Instrument.

5.[Pressure Leak Test] The HVAC Pressure Gauge Calculates The Pressure Difference Between The Initial Test Pressure And The Second Test Pressure To Determine If The Refrigerant Is Leaking. Pressure Leak Measurement, Leak Time And Speed Record. Using A Digital Manifold Gauge Set Can Make Your Job Easier.

6.[Visual Window And LCD Display] The Charging Status Of Refrigerant Can Be Directly Observed Through The Refrigeration Gauges Window, Which Makes The Operation More Convenient. 7.5CM×4CM Display Screen, Support LCD Backlight, Convenient Lighting Operation, The Displayed Data Is Clearer And Easier To Read.

7.[Note] The Digital HVAC Gauges Will Read Random Numbers When It Is Powered On. Correct Steps: 1. Turn On, Then Close The Two Valves, Press The "ZERO" Key To Clear The Reading. 2. Then Connect The Three-Color Hoses, Then Open The Valve, And Use It Normally. Please Make Sure That The Refrigerant Hose Is Properly Connected. Poor Connection May Cause Refrigerant Leakage. The Maximum Working Pressure Of The Standard Hose Is 600 PSI ( 4.13 Mpa, 41.3 Bar). The Ultimate Pressure Is 3000 PSI.

[Full-Featured] Equipped With Automatic Power-Off Function, Unit Conversion And Backlight Function.

[Built In 90 Refrigerants] Digital Manifold Gauge Built-In 90 Refrigerants And Corresponding Temperatures Sheet Data According To The US NIST Standard. (e.g.R11 R13 R113 R114 R115 R116 R12 R123 R124 R125 R1270 R134A R14 R141B R142B R143A R152A R170 R21 R218 R22 R410A Etc.)

[3 PCS Reinforced Hoses] Features Three 5-Foot Freon Hoses Made Of PVC With Four Layers Of Reinforcement. They Can Withstand Pressures Up To 600 Psi With A Burst Pressure Of 3,000 Psi In Addition, The Hose Ports Are Equipped With Non-Slip Gaskets That Prevent Them From Loosening During Operation, Greatly Reducing The Risk Of Leakage And Wast.

Include: 1 × Single Manifold Gauge, 1 × 1/4”Male To 5/16"Female (R410a Mini Split Style)

High Pressure Resistant Hose, Extra Long 150 Cm Hose

UNIT CONVERSION - The Air Pressure Gauge Has Automatic Multi Unit Pressure Conversion (KPa, Bar, PSI, InHg, KgF/cm2) And Automatic Temperature Conversion In Celsius/Fahrenheit (℃, ℉) To Meet Different Needs.

2-VALVE & 3 HOSES - A Bidirectional Valve Group With Three Connections, Capable Of Measuring High-Pressure And Low-Pressure Pipelines; Equipped With Three Colors Of Hoses For Easy Identification, Red Represents High Pressure, Blue Represents Low Pressure, And Yellow Represents Refrigerant Bottles.

V-Shaped Valve Switch&High-Precision Data High/low Pressure Valve Of The Digital Refrigerant Gauges Adopts A V-Shaped Design.Compared With The Ordinary Knob Valve,the V-Shaped Valve Is Easier To Control The Amount Of Refrigerant Filling,saving Operation Time,and Material Is More Durable.Built-In 32-Bit Digital Processing Unit And High-Precision Data Acquisition Unit,the Data Volume Is High And Stable.Pressure/temperature Multi-Unit Automatic Conversion (kPa,Mpa,bar,inHg,PSI,Celsius,Fahrenheit).3.5" Backlit Display & Visual Refrigerant Filling Window & High Strength Material HVAC Digital Manifold Gauge Set Adopts 3.5-Inch Backlight Display Design,the Data Is Easy To Read,and Each Test Result Is Divided By Lines On The Screen,the Data Is More Intuitive.HVAC Digital Gauges Is Made Of High-Strength Engineering Plastic,with Anti-Slip Design On Both Sides,which Is Comfortable To Hold And Durable.Meter Has A Visualization Window Through Which You Can Keep An Eye On The Refrigerant Filling.

Condensing/Evaporating Pressure And Temp Test&Supercooling/Superheating Test During The Refrigerant Pressure Test,it Can Automatically Test The Refrigerant Condensation/evaporation Pressure Temp.The Lower The Condensation/evaporation Pressure And Temp, The Better The Cooling Effect.The Degree Of Supercooling/superheating Is Automatically Read.The Greater The Degree Of Superheating,the Less Refrigerant Is Filling,the Lower The Degree Of Subcooling Can Improve The Cooling Capacity Of The System.