Digital Manometer, Dual Port Air Pressure Meter Pressure Gauge HVAC Gas Tester, Differential Pressure Manometer with 5/16 Inches Diameter Pressure Port, Hti-Xintai: Amazon.com: Industrial & Scientific
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Manometer, RISEPRO® Digital Air Pressure Meter and Differential Pressure Gauge HVAC Gas Pressure Tester: Amazon.com: Industrial & Scientific
Xzt Digital Hydraulic Pressure Gauge 3.15" 10000psi 24vdc Npt1/4-back Entry - Instrument Parts & Accessories - AliExpress
DigiMano 2500 - Pressure Meters - Netech
Additel - ADT 681 Digital Pressure Gauges - Instrumentation
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Digi-Sense Digital Pressure Gauge with Transmitter, 0 to 100 psig, 4/20 mA Output, 4-Digit LCD from Cole-Parmer