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PFQ Liquid Filled Pressure Gauges are ideal for pumps, filters and filtration, compressors, hydraulic presses, machinery, pneumatic equipment and motors in harsh environments.



• Pulsation resistant, liquid filled Stainless Steel Case

• Glycerin filled standard

• Brass and Stainless Steel internals

• Restricted orfice

• Cramp on bezel

• Single 9psi) or dual scale (psi/k/Pa)/(psi/bar) available

• Optional U-Clamps and front flanges

• Dry case available

• CRN registered

• 5 Year Warranty



Dial - 2.5" (63mm)

Case - AISI 304 SS

Lens - Polycarbonate

Ring - AISI 304 Stainless Steel, Crimp On

Socket - OT 58 Brass or AISI 316 Stainless Steel

Connection - 1/4" NPT Standard with restricted orfice

Fill Liquid - Glycerin

Bourdon Tube - 2.5" (63mm) ir AISI 316 Stainless Steel

Movement - OT 59 Brass or Stainless Steel

Pointer - Aluminum, anodized black

Welding - Brass (Silver Alloy), 316 Stainless Steel (TIG)

Socket Gasket - Buna N for 2 piece internal socket seal

Fill Plug - BUNA N

Lens Ring Gasket - Silicone Rubber

Working Pressure - Maximum 75% of full scale value

Ambient/Process Pressure -  Dry (-40%°F to 200°F), Glycerin Filled (-4°F to 150°F)

Accuracy - 2.5" (63mm) ± 1.5% of full scale value

Encolsure Rating - IP65

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