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The distinguished heritage of Dwyer Instruments is based on quality and reliability. The company stands as a major manufacturer of competitively priced controls and instrumentation for HVAC, chemical, food, oil and gas, and other industries. Dwyer’s popular brands and diversified products include the proven Magnehelic differential pressure gauges, as well as Photohelic pressure switch/gauges and Rate Master flowmeters. Following decades of progress, Dwyer continues to move forward, continually introducing and updating its accurate instruments. Transcat carries an impressive inventory of Dwyer models, including the top of the line series of manometers, digital pressure gauges, differential pressure controllers, flow switches, air velocity meters and more.
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Dwyer Instruments DPG Digital Pressure Gauge,5K PSI 0.25%FSOrder #: DPG-111 Mfg #: DPG-111 Availability: In stock $292.00Digital Pressure Gauge,5K PSI 0.25%FS Learn More -
Dwyer Instruments 1950-10-2F EP Differential Pressure Switch 3/11"WC,UL/FM/CSA,SPDT
Order #: 1950-10-2F Mfg #: 1950-10-2F Availability: In stock $311.00EP Differential Pressure Switch 3/11"WC,UL/FM/CSA,SPDT Learn More -
Dwyer Instruments A-396A Calibration Pump (PRESSURE)
Order #: A-396A Mfg #: A-396A Availability: In stock $498.83Calibration Pump (PRESSURE) Learn More -
Dwyer Instruments 1950 EP/WP Diff.Press.Switch 4 to 1.6"WC
Order #: 1950-1-2F Mfg #: 1950-1-2F Availability: In stock $311.00EP/WP Diff.Press.Switch 4 to 1.6"WC Learn More -
Dwyer Instruments RMB-55-SSV RMB Series FlowmeteR w/SS Valve 40-400 SCFH Air
Order #: RMB-55-SSV Mfg #: RMB-55-SSV Availability: In stock $74.50RMB Series FlowmeteR w/SS Valve 40-400 SCFH Air Learn More -
Dwyer Instruments BCHP-1 Low Pressure Calibration Pump Calibration Test Pump
Order #: BCHP-1 Mfg #: BCHP-1 Availability: In stock $977.00Low Pressure Calibration Pump Calibration Test Pump Learn More -
Dwyer Instruments VFB-65 Flowmeter,.2-4 LPM air
Order #: VFB-65 Mfg #: VFB-65 Availability: In stock $63.50Flowmeter,.2-4 LPM air Learn More -
Dwyer Instruments SGZ-D10722N-GF SS Industrial Pressure Gauge 2.5",1/4"npt bottom,200psi,glyc
Order #: SGZ-D10722N-GF Mfg #: SGZ-D10722N-GF Availability: In stock $52.40SS Industrial Pressure Gauge 2.5",1/4"npt bottom,200psi,glyc Learn More -
Dwyer Instruments RHP-3D11 Duct mount 3% RH/Temperature Transmitter, 4-20 mA O/P
Order #: RHP-3D11 Mfg #: RHP-3D11 Availability: In stock $151.00Duct mount 3% RH/Temperature Transmitter, 4-20 mA O/P Learn More -
Dwyer Instruments 1950 EP Diff.PressSwitch,.07to.15"WP
Order #: 1950-00-2F Mfg #: 1950-00-2F Availability: In stock $311.00EP Diff.PressSwitch,.07to.15"WP Learn More -
Dwyer Instruments A-451 HHT Replacement 2% Sensor
Order #: A-451 Mfg #: A-451 Availability: In stock $93.53HHT Replacement 2% Sensor Learn More -
Dwyer Instruments A-183 Protective Gage Boot/DPG Series Gage
Order #: A-183 Mfg #: A-183 Availability: In stock $13.00Protective Gage Boot/DPG Series Gage Learn More -
Dwyer Instruments RMB-53-SSV RMB Series Flowmeter w/SS Valve 10-100 SCFH Air
Order #: RMB-53-SSV Mfg #: RMB-53-SSV Availability: In stock $74.50RMB Series Flowmeter w/SS Valve 10-100 SCFH Air Learn More -
Dwyer Instruments ITA9604D Industrial Thermometer 6" stem, 30 to 180 F
Order #: ITA9604D Mfg #: ITA9604D Availability: In stock $72.00Industrial Thermometer 6" stem, 30 to 180 F Learn More -
Dwyer Instruments 8904 Integral Vane Thermo-Anemometer
Order #: 8904 Mfg #: 8904 Availability: In stock $122.00Integral Vane Thermo-Anemometer Learn More -
Dwyer Instruments 1222-M400-W/M Flex-Tube U-Tube Manometer 200-0-200 mm H2O/mercury
Order #: 1222-M400-W/M Mfg #: 1222-M400-W/M Availability: In stock $85.50Flex-Tube U-Tube Manometer 200-0-200 mm H2O/mercury Learn More -
Dwyer Instruments SG5-G0622N Contractor Gauge 0 to 160 psi,1/4"NPT bottom CXN
Order #: SG5-G0622N Mfg #: SG5-G0622N Availability: In stock $21.00Contractor Gauge 0 to 160 psi,1/4"NPT bottom CXN Learn More -
Dwyer Instruments VFC-121-EC Visi-Float Flowmeter, 4-25 SCFM air, 1" female NPT end CXN
Order #: VFC-121-EC Mfg #: VFC-121-EC Availability: In stock $145.00Visi-Float Flowmeter, 4-25 SCFM air, 1" female NPT end CXN Learn More -
Dwyer Instruments A-2026-2 Stainless Steel Fitting tee, 1/4" FNPT
Order #: A-2026-2 Mfg #: A-2026-2 Availability: In stock $7.60Stainless Steel Fitting tee, 1/4" FNPT Learn More -
Dwyer Instruments SFI-800-1/2-A711 Polysulfone Sight Flow Indicator,2-20 GPM,1/2" (F) NPT
Order #: SFI-800-1/2-A711 Mfg #: SFI-800-1/2-A711 Availability: In stock $172.50Polysulfone Sight Flow Indicator,2-20 GPM,1/2" (F) NPT Learn More -
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Dwyer Instruments 490A-5 Wet/Wet HH Digital Manometer 0-500PSI
Order #: 490A-5 Mfg #: 490A-5 Availability: In stock $937.00Wet/Wet HH Digital Manometer 0-500PSI Learn More -
Dwyer Instruments DEVCOM SOFTWARE HART Communicator Software
Order #: DEVCOM SOFTWARE Mfg #: DEVCOM SOFTWARE Availability: In stock $1,795.00HART Communicator Software Learn More -
Dwyer Instruments IP-44 Current to Pressure Transducer 4-20 mA input, 6-30 psi output
Order #: IP-44 Mfg #: IP-44 Availability: In stock $448.00Current to Pressure Transducer 4-20 mA input, 6-30 psi output Learn More -
Dwyer Instruments 477B-6 HH Digital Manometer 0 to 50PSI(0 to 344.7kPa)
Order #: 477B-6 Mfg #: 477B-6 Availability: In stock $489.00HH Digital Manometer 0 to 50PSI(0 to 344.7kPa) Learn More -
Dwyer Instruments VFB-66 Series VF Visi-Float Flowmeter Range 1-10 LPM air
Order #: VFB-66 Mfg #: VFB-66 Availability: In stock $63.50Series VF Visi-Float Flowmeter Range 1-10 LPM air Learn More
