Produced in a durable plastic casing with a clearly marked scale in millibar. Product weight:0.3 kg. Technical Data.
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500/800PSI Refrigerant Manometer Manometer Air Condition Pressure Gauge Manometer & Valve manometro For R22 R134a R404A
Aliexpress UK
An essential tool to obtain accurate pressure readings and diagnose issues in HVAC heating, ventilation, and air conditioning systems. 【Backlit LCD】 Large backlit LCD screen to display gas pressure value clearly even in low-light conditions.
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HTI HT-1890 Gas Pressure Gauge Manometer Handheld Digital Manometer Data Hold Dual Port Air Pressure Gauge HVAC Gas Teste Meter
Aliexpress UK
✅ Versatile & Precise: ➠ Measures differential, positive, and negative pressure with ±0.3% FS accuracy—ideal for HVAC diagnostics, lab research, and industrial maintenance. ➠ 12 Units Conversion at a button press (e.g., switch between psi, bar, kPa instantly). ✅ User-Friendly Design: ➠ Backlit LCD with clear symbols (HOLD, BAT, REC.) for easy reading in dark environments. ➠ One-Touch Data Hold & Recording—capture peak values or track trends effortlessly. ✅ Durable & Portable: ➠ Compact size fits in toolkits; rugged construction withstands on-site use. ➠ Auto-Shutdown saves battery life during long projects. ✅ Troubleshooting Ready: ➠ ERR Alerts warn of overpressure (ERR1) or underpressure (ERR2), preventing system damage.
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Digital Manometer,2-Port Manometer Gas Pressure Tester LCD Display With Backlight for any gas pressure system trouble HP-189A
Aliexpress UK
Also supports smaller tubes but not larger rubber tubes.
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HTI HT-1890 Gas Pressure Gauge Manometer Handheld Digital Manometer Data Hold Dual Port Air Pressure Gauge HVAC Gas Teste Meter
Aliexpress UK
100~ 200Kpa. Press the REC button to access the MIN/MAX recording mode. •Resolution. Unit Range Resolution. Support data zeroing,data locking,data storage,review of 29 data sets. Resolution: 1pa, 0.1hpa, 0.01Kpa.
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0-300 psi Double Scale Air Compressor Pressure Gauge 0-20Bar / 0-300 PSI Manometer For Compressor Water Manometer Press Gage
Aliexpress UK
Data Locking and Storage. It can also record and save up to 29 sets of data. This provides valuable data for subsequent differential pressure analysis and troubleshooting. The design is all-in-one, making it small, lightweight, and easy to use.
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Digital Pressure Manometer -0.1-60Mpa Digital Pressure Gauge 80mm M20*1.5 0.2% SS304 IP65 Pressure Manometer
Aliexpress UK
High-precision measurement with ±0.3% FS accuracy for reliable results in HVAC and pressure system diagnostics. Supports 11 pressure units (e.g., inH₂O, psi, bar, kPa, mmHg) with easy switching for global compatibility. Data hold, max/min/avg recording, and differential measurement functions enhance on-site usability. Compact, portable design with auto shut-off (25 min) and battery indicator for efficient field use. Built-in over-range protection (ERR1/ERR2) and rugged construction ensure durability and safety.
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Air Compressor Pressure Gauge Pneumatic Hydraulic Fluid Manometer 13mm 1/4 0-180 PSI 0-12Bar Manometer Voltage Monitor Tool
Aliexpress UK
▶️Wide Applications Range: Suitbale for vacuum degree negative pressure testing of the intake manifold, brake booster pressure testing, negetive pressure testing of the crankcase, exhaust valve negative pressure testing, etc.
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Manometer Gas Pressure Tester ±30Psi/206.8Kpa, Digital HVAC Gas Manometer with Backlight, 11 Selectable Units, Data Record
Aliexpress UK