Shopping Cart

Your cart is empty.

Your cart is empty.

Dwyer 475-0-FM Digital Manometer + Protective Rubber Boot. Pos, Neg, Diff Pressure. Range 0 to 10.00' w.c. (2.491 kPa). Air or Natural Gas. Intrinsically Safe. Large LCD with Backlight.

5.0 Write Review
Free shipping on orders over $29.99

$444.71

$ 99 .00 $99.00

In Stock

About this item

  • BUNDLE INCLUDES: Dwyer 475-0-FM Handheld Digital Manometer, A-47X-BOOT Protective Rubber Boot, Wrist Lanyard, 9V Battery, Operating Instructions.
  • PACKED WITH FEATURES: The Dwyer 475 Series Manometer features dual push pads on the front panel to control on-off, auto zero, and pressure unit selection between U.S. and metric units and large, easy-read LCD with back light. Standard hose-barb connections accept 1/8" or 3/16" ID vinyl or rubber tubing (not included). The A-47X-BOOT shock-absorbing rubber boot includes finger indents for improved grip and drop prevention and magnetic back that sticks to metal surfaces.
  • INTRINSICALLY SAFE: The Dwyer 475 Series Manometer is FM-approved intrinsically safe for Class 1, Div. 1, Group A, B, C, D, T4 hazardous locations. Ideal for field calibration, monitoring or troubleshooting HVAC systems, clean rooms, fume hoods, isolation cabinets or rooms and a wide range of other low pressure pneumatic systems.
  • ACCURATE: Accuracy is +/ - 0.5% of full scale at 60 to 78 degrees F, and +/ - 1.5% full scale at 32 to 60 and 78 to 104 degrees F.
  • DWYER QUALITY: Meets the most demanding applications with its solid-state circuitry mounted on a shock-resistant fiberglass epoxy circuit board housed in a durable extruded aluminum case. Dwyer’s unique Dual Sensor System compensates for positional sensitivity- keeping readings stable and accurate regardless of how the meter is held or mounted.


The Dwyer 475-0-FM Handheld Digital Manometer with Protective Shock-Absorbing Boot. Dual-range measurements from 0-10.00" w.c. (2.491 kPa), positive, negative, or differential pressures. Air and natural gas. The protective boot includes a built-in magnetic strip for hands-free use. The padded rubber protects the meter from damage and the hand grips reduce chance of dropping. The Series 475 Dwyer Manometer is ideal for field calibration, monitoring or troubleshooting HVAC systems, clean rooms, fume hoods, isolation cabinets or rooms and a wide range of other low pressure pneumatic systems. This handy instrument is FM-approved, Intrinsically Safe for Hazardous Locations, Class 1, Div. 1, Group A, B, C, D, T4. Its simple operation and easy to read digital display make it an indispensable test instrument for the Plant Engineer, Industrial Hygienist and HVAC Technician. The Dwyer 475 is built to meet the most demanding applications with its solid-state circuitry mounted on a shock-resistant fiberglass epoxy circuit board housed in a durable extruded aluminum case. Dwyer’s unique Dual Sensor System helps compensate for positional sensitivity by keeping readings stable and accurate regardless of how the meter is held or mounted. A Standard 9 Volt Battery provides up to 100 Hours of operation. Dual push pads on the front of the panel control On-Off, Auto Zero, and Pressure Unit Selection.