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The WM778 series are normally closed pressure protection valves often used when an auxiliary system is supplied off a primary system. The valve will protect primary system air pressure by reclosing automatically at a nominal 70 PSI (482 kPa).
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Williams Valve WM778A1 - Pressure Protection Valve (118588)
Available to order
Out of stock
- Overview
- Normally closed valve until a pressure of 70 psi is reached
- Valve will automatically close if pressure drops below 70 psi in compliance with the latest revisions to FMVSS121
- (2) 1/4” NPT ports
- Max operating pressure: 150 psi
- Operating temperature range: -40F to 180F
CA$33.92
- WM778A1
- Truck & Trailer Parts
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