PFH HYDRAULIC STAINLESS STEEL LIQUID FILLED PRESSURE GAUGE

Robust construction designed to withstand extreme vibration and pulsation.
Universal fill compatibility allows filling with glycerin or silicone for flexibility.
All brass internals ensure durability and corrosion resistance.
Engineered restricted orifice available to protect against pressure spikes.
Polished crimp-on bezel for a sleek finish.
Ventable fill plug for easy case pressure venting.
Available in single (psi) or dual scale (psi/kPa) / (psi/bar) for various measurement needs.
Optional U-Clamps, front and back flanges for mounting flexibility.
ASME B40.100 & EN837-1 compliant, CRN registered for industry standards.
5-year warranty ensuring long-term reliability.

Ideal for industrial environments where extreme vibration and pulsation occur.
Suitable for pumps, compressors, hydraulic presses, power packs, and pneumatic equipment.

SPECIFICATIONS

Dial	2.5″ (63mm), 4″ (100mm) white aluminum with black and red markings
Case	AISI 304 SS
Lens	Polycarbonate
Ring	AISI 304 SS, Crimp-On
Socket	OT 58 brass
Connection	1/4″ or 1/2″ NPT with restricted orifice (standard on dual scale, optional on psi only scale)
Fill Liquid	Glycerin standard (silicone and dry case optional)
Bourdon Tube	Phosphor bronze C or coil shaped socket
Movement	OT 59 brass
Pointer	Aluminum, anodized black
Welding	Silver alloy
Over-pressure Limit	25% for pressures up to 1,450 psi (9,998 kPa) 15% for pressures over 1,450 psi (9,998 kPa)
Socket Gasket	Buna N
Fill Plug	Buna N, ventable with brass plunger
Lens Ring Gasket	Silicone rubber
Working Pressure	Maximum 75% of full scale value
Ambient/Process Temperature	Dry: -40°F to 200°F (-40°C to 93°C) Glycerin Filled: -4°F to 150°F (-20°C to 65°C)
Accuracy	±1.5% of full scale value
Enclosure Rating	IP65
Warning	Warning: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.