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Dwyer Instruments

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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  1. Dwyer Instruments RMC-106-SSV
    Dwyer Instruments RMC-106-SSV 10 inch Scale Flow Meter, 100-1000 SCFH Air, S.S. Valve
    Order #: RMC-106-SSV
    Mfg #: RMC-106-SSV
    Availability: In stock
    $268.00
    10 inch Scale Flow Meter, 100-1000 SCFH Air, S.S. Valve Learn More
  2. Dwyer Instruments RMB-53-SSV
    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
    $110.80
    RMB Series Flowmeter w/SS Valve 10-100 SCFH Air Learn More
  3. Dwyer Instruments RMA-26-SSV
    Dwyer Instruments RMA-26-SSV Flowmeter,Range.5-5LPM air w/SS Valve
    Order #: RMA-26-SSV
    Mfg #: RMA-26-SSV
    Availability: In stock
    $87.55
    Flowmeter,Range.5-5LPM air w/SS Valve Learn More
  4. Magnehelic Differential Pressure Gage.0-8"wc
    Dwyer Instruments 2008 Magnehelic Differential Pressure Gage.0-8.0in.WC
    Order #: 2008
    Mfg #: 2008
    Availability: In stock
    $88.10
    Magnehelic Differential Pressure Gage.0-8.0in.WC Learn More
  5. Dwyer Instruments A-183
    Dwyer Instruments A-183 Protective Gage Boot/DPG Series Gage
    Order #: A-183
    Mfg #: A-183
    Availability: In stock
    $15.65
    Protective Gage Boot/DPG Series Gage Learn More
  6. Dwyer Instruments 2000-1KPA
    Dwyer Instruments 2000-1KPA Magnehelic Differential Press. Gage,0-1kPa
    Order #: 2000-1KPA
    Mfg #: 2000-1KPA
    Availability: In stock
    $88.10
    Magnehelic Differential Press. Gage,0-1kPa Learn More
  7. Clearance
    Dwyer Instruments VFB-80-BV
    Dwyer Instruments VFB-80-BV Flowmeter,0.5-12 GPH H2Ow/Brass Valve
    Order #: VFB-80-BV
    Mfg #: VFB-80-BV
    Availability: In stock
    Special Price $107.92 Regular Price $113.60
    Flowmeter,0.5-12 GPH H2Ow/Brass Valve Learn More
  8. Dwyer Instruments 475-0-FM
    Dwyer Instruments 475-0-FM HH Digital Manometer,0-10"H2O
    Order #: 475-0-FM
    Mfg #: 475-0-FM
    Availability: In stock
    $386.60
    HH Digital Manometer,0-10"H2O Learn More
  9. Dwyer Instruments 1950
    Dwyer Instruments 1950 EP Diff.PressSwitch,.07to.15"WP
    Order #: 1950-00-2F
    Mfg #: 1950-00-2F
    Availability: In stock
    $389.70
    EP Diff.PressSwitch,.07to.15"WP Learn More
  10. Dwyer Instruments 471B-1
    Dwyer Instruments 471B-1 Digital thermo-anemometer, w/Probe,Batteries,Strap,Case
    Order #: 471B-1
    Mfg #: 471B-1
    Availability: In stock
    $694.90
    Digital thermo-anemometer, w/Probe,Batteries,Strap,Case Learn More
  11. Dwyer Instruments A-396A
    Dwyer Instruments A-396A Calibration Pump (PRESSURE)
    Order #: A-396A
    Mfg #: A-396A
    Availability: In stock
    $574.35
    Calibration Pump (PRESSURE) Learn More
  12. Dwyer Instruments 477B-7
    Dwyer Instruments 477B-7 Handheld Digital Manometer,0 to 100PSI(0 to 689.5 kPa)
    Order #: 477B-7
    Mfg #: 477B-7
    Availability: In stock
    $611.55
    Handheld Digital Manometer,0 to 100PSI(0 to 689.5 kPa) Learn More
  13. New
    Dwyer Instruments 490W-6-HKIT-NIST Wireless Hydronic Differential Pressure Manometer with NIST
    Dwyer Instruments 490W-6-HKIT-NIST Wireless Hydronic Differential Pressure Manometer with NIST Hydronic Diff.Press.Manometr.w/ Wireless Sensors,1/4"NPTM,NIST
    Order #: 490W-6-HKIT-NIST
    Mfg #: 490W-6-HKIT-NIST
    $4,635.72
    Hydronic Diff.Press.Manometr.w/ Wireless Sensors,1/4"NPTM,NIST Learn More
  14. New
    Dwyer Instruments 490W-6-HKIT Wireless Hydronic Differential Pressure Manometer
    Dwyer Instruments 490W-6-HKIT Wireless Hydronic Differential Pressure Manometer Hydronic Diff.Press.Manometer w/Wireless Sensors,1/4"NPTM
    Order #: 490W-6-HKIT
    Mfg #: 490W-6-HKIT
    $4,394.30
    Hydronic Diff.Press.Manometer w/Wireless Sensors,1/4"NPTM Learn More
  15. Configurable!
    Dwyer Instruments RM Rate-Master Flowmeters
    Dwyer Instruments RM Rate-Master Flowmeters Series RM Rate-Master Flowmeters
    Order #: RMA
    Mfg #: RMA
    $47.05
    Series RM Rate-Master Flowmeters Learn More
  16. Configurable!
    Dwyer Instruments 626 Industrial Pressure Transmitters
    Dwyer Instruments 626 Industrial Pressure Transmitters Series 626 Industrial Pressure Transmitters
    Order #: 626
    Mfg #: 626
    $189.30
    Series 626 Industrial Pressure Transmitters Learn More
  17. Configurable!
    Dwyer Instruments 629C Wet/Wet Differential Pressure Transmitter
    Dwyer Instruments 629C Wet/Wet Differential Pressure Transmitter Series 629C Wet/Wet Differential Pressure Transmitter
    Order #: 629C
    Mfg #: 629C
    $462.80
    Series 629C Wet/Wet Differential Pressure Transmitter Learn More
  18. Configurable!
    Dwyer Instruments MSX Magnesense Differential Pressure Transmitter
    Dwyer Instruments MSX Magnesense Differential Pressure Transmitter Series MSX Magnesense Differential Pressure Transmitter
    Order #: MSX
    Mfg #: MSX
    $111.30
    Series MSX Magnesense Differential Pressure Transmitter Learn More
  19. Configurable!
    Dwyer Instruments HM35 Precision Digital Pressure Manometer
    Dwyer Instruments HM35 Precision Digital Pressure Manometer Series HM35 Precision Digital Pressure Manometer
    Order #: HM3531
    Mfg #: HM3531
    $2,552.30
    Series HM35 Precision Digital Pressure Manometer Learn More
  20. Configurable!
    Dwyer Instruments L6 Flotect Liquid Level Switch
    Dwyer Instruments L6 Flotect Liquid Level Switch Series L6 Flotect Liquid Level Switch
    Order #: L6EP
    Mfg #: L6EP
    $327.60
    Series L6 Flotect Liquid Level Switch Learn More
  21. New
    Dwyer Instruments 490A-5 Wet/Wet HH Digital Manometer 0-500PSI
    Dwyer Instruments 490A-5 Wet/Wet HH Digital Manometer 0-500PSI
    Order #: 490A-5
    Mfg #: 490A-5
    Availability: Please contact Transcat Customer Service for availability.
    Wet/Wet HH Digital Manometer 0-500PSI Learn More
  22. New
    Dwyer Instruments DPG-207 Digital Pressure Gage,300PSIG 12-24 VDC/VAC,4-20mA,+/-0.25%FS
    Dwyer Instruments DPG-207 Digital Pressure Gage,300PSIG 12-24 VDC/VAC,4-20mA,+/-0.25%FS
    Order #: DPG-207
    Mfg #: DPG-207
    Availability: Ships in 3-4 weeks
    $605.65
    Digital Pressure Gage,300PSIG 12-24 VDC/VAC,4-20mA,+/-0.25%FS Learn More
  23. Dwyer Instruments 4330 Differential Pressure Gage
    Dwyer Instruments 4330 Differential Pressure Gage 15-0-15"WC
    Order #: 4330-DWYER
    Mfg #: 4330
    Availability: Ships in 3-4 weeks
    $901.65
    Differential Pressure Gage 15-0-15"WC Learn More
  24. Dwyer 673-9C Pressure transmitter
    Dwyer Instruments 673-9C Pressure transmitter, range 0-500 psi Conduit connection
    Order #: 673-9C
    Mfg #: 673-9C
    Availability: Please contact Transcat Customer Service for availability.
    Pressure transmitter, range 0-500 psi Conduit connection Learn More
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