Haldex Brake Systems Pressure Protection Valve Part No: 90555397

The Haldex 90555397 Pressure Protection Valve is a durable air system component that maintains safe air pressure in heavy truck compressed air systems. When pressure drops below specified limits, it isolates the circuit to protect brakes and essential accessories. Designed for use in heavy-duty truck air brake and ABS systems, this valve ensures reliable performance, prolongs vehicle life, and reduces downtime. Installing this genuine Haldex valve helps preserve air system stability, improve safety, and maintain proper function across a wide range of commercial trucks and trailers.