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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 A-396A Calibration Pump (PRESSURE)Order #: A-396A Mfg #: A-396A Availability: In stock $467.00Calibration Pump (PRESSURE) Learn More -
Dwyer Instruments 471B-1 Digital thermo-anemometer, w/Probe,Batteries,Strap,Case
Order #: 471B-1 Mfg #: 471B-1 Availability: In stock $555.00Digital thermo-anemometer, w/Probe,Batteries,Strap,Case 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 V4-SS-2-U SS Vane Operated Flow Switch
Order #: V4-SS-2-U Mfg #: V4-SS-2-U Availability: In stock $809.75SS Vane Operated Flow Switch Learn More -
Dwyer Instruments V6EPB Flotect Mini-Size Flow Switch Brass upper and lower body
Order #: V6EPB-B-D-4-B Mfg #: V6EPB-B-D-4-B Availability: In stock $406.00Flotect Mini-Size Flow Switch Brass upper and lower body Learn More -
Dwyer Instruments DPG Dig.Press.Gage,30PSI,1/4"NPTM 3",316L SS,0.25%FS
Order #: DPG-103 Mfg #: DPG-103 Availability: In stock $292.00Dig.Press.Gage,30PSI,1/4"NPTM 3",316L SS,0.25%FS Learn More -
Dwyer Instruments 475-3-FM Mark III Handheld Digital Manometer, 0-200 in H2O,30 psig
Order #: 475-3-FM Mfg #: 475-3-FM Availability: In stock $218.00Mark III Handheld Digital Manometer, 0-200 in H2O,30 psig Learn More -
Dwyer Instruments 1950 EP Diff.PressSwitch,.07to.15"WP
Order #: 1950-00-2F Mfg #: 1950-00-2F Availability: In stock $233.25EP Diff.PressSwitch,.07to.15"WP 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 BCHP-1 Low Pressure Calibration Pump Calibration Test Pump
Order #: BCHP-1 Mfg #: BCHP-1 Availability: In stock $1,173.00Low Pressure Calibration Pump Calibration Test Pump Learn More -
Dwyer Instruments 475-0-FM HH Digital Manometer,0-10"H2O
Order #: 475-0-FM Mfg #: 475-0-FM Availability: In stock $303.00HH Digital Manometer,0-10"H2O Learn More -
Dwyer Instruments SLD-ACY Single Channel Leak Det Relay 470 to 10k ohm adj sensitivity
Order #: SLD-ACY Mfg #: SLD-ACY Availability: In stock $184.00Single Channel Leak Det Relay 470 to 10k ohm adj sensitivity 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 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 8904 Integral Vane Thermo-Anemometer
Order #: 8904 Mfg #: 8904 Availability: In stock $135.00Integral Vane Thermo-Anemometer Learn More -
Dwyer Instruments SPPM-28-C Smart Programmable Panel Meter 0-50mA Input w/2.8"Display
Order #: SPPM-28-C Mfg #: SPPM-28-C Availability: In stock $259.00Smart Programmable Panel Meter 0-50mA Input w/2.8"Display 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 2201 Magnehelic Differential Pressure Gage,0-1PSI
Order #: 2201 Mfg #: 2201 Availability: In stock $81.25Magnehelic Differential Pressure Gage,0-1PSI Learn More -
Dwyer Instruments 2006 Differential Pressure Gage 0-6.0"H2O
Order #: 2006 Mfg #: 2006 Availability: In stock $73.00Differential Pressure Gage 0-6.0"H2O 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 VA10420 Variable Area Glass Flowmeter Maximum flow rate 52.3 SCFH
Order #: VA10420 Mfg #: VA10420 Availability: In stock $211.00Variable Area Glass Flowmeter Maximum flow rate 52.3 SCFH Learn More -
Dwyer Instruments VAT-6110 VAT Variable Area Flowmeter Flow rate 13 LPM (3.43 GPM)
Order #: VAT-6110 Mfg #: VAT-6110 Availability: In stock $2,083.00VAT Variable Area Flowmeter Flow rate 13 LPM (3.43 GPM) Learn More -
Dwyer Instruments TH-10K Series TH Thermohygrometer Pen Kit
Order #: TH-10K Mfg #: TH-10K Availability: In stock $181.00Series TH Thermohygrometer Pen Kit Learn More -
Dwyer Instruments MPCJR Pump Controller MPC Jr.
Order #: MPCJR Mfg #: MPCJR Availability: In stock $654.00Pump Controller MPC Jr. Learn More -
Dwyer Instruments FT-63 Correlated Flow Tube, 65 mm, max. flow rate 49 mL/min air
Order #: FT-63 Mfg #: FT-63 Availability: In stock $98.00Correlated Flow Tube, 65 mm, max. flow rate 49 mL/min air Learn More
