Pressure Protection Valve

The Automann 170.90554107 Pressure Protection Valve is specifically engineered for use in commercial vehicle air brake systems, providing critical protection by ensuring that only air at safe pressures is supplied to auxiliary systems. This valve opens at 75 PSI and closes at 70 PSI, effectively isolating the brake system from auxiliary circuits to prevent loss of braking capability in the event of an auxiliary leak. Its 1/4" NPT inlet and outlet ports allow for straightforward installation in a wide variety of truck and trailer applications. The valve also features a serviceable filter to trap debris and contaminants, helping to maintain air system integrity and extend component life. Manufactured to meet or exceed OEM standards, the Automann 170.90554107 is a direct replacement for numerous cross-referenced part numbers, ensuring broad compatibility across fleets. Trusted by professionals for its durability and reliability, this valve is available from Wofford Truck Parts, your source for quality heavy-duty truck components.