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Dwyer  |  SKU: 475-000-FM

Dwyer Series 475 Handheld Digital Manometer

$1,296.40 $1,324.00
Shipping calculated at checkout.


The Series 475 Handheld Digital Manometer measures positive, negative, or differential pressures of air and compatible gases in ranges from 1 in w.c. (0.249 kPa) to 150 psid (10.34 bar). The dual push pads on the front panel control the on/off, auto zero, and pressure unit selection, allowing for simple operation with no set up needed. When used with a Dwyer® Pitot tube (u), the Series 475 can also be used as an air velocity gauge.


  • Large, easy to read LCD and simple operation


  • Monitoring natural gas pressures on boilers and other combustion equipment
  • Air velocity monitoring, when used with a Dwyer® Pitot tube and AV calculator
  • Field calibration of other instruments
  • Monitoring or troubleshooting HVAC systems

 Optional protective accessories available:



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