303.01.012 Relay Valve for DAF and SCANIA

This relay valve is a critical component within the pneumatic brake system, ensuring precise pressure control and rapid signal transmission. Designed for heavy commercial vehicle applications, it provides reliable performance under high-stress braking cycles. The component is engineered with high-strength components to maintain structural integrity during intense operational demands.

303.01.012 is the OE-equivalent relay valve used in DAF (0396407, 0661693, 0759426, 1238474, 1238501, 1505410), SCANIA (1313871, 1378560, 2090237, 350000, 350001, 571117, 571174), KASSBOHRER (21151103062), LIEBHERR (5029915, 529915R), MERCEDES BENZ (003 429 13 44), ProVia (PRO 011 004 0), and WABCO (973 011 002 0) systems. This part ensures seamless integration with original braking hardware to maintain vehicle safety standards.

For workshop technicians and fleet managers, this unit features specific port configurations: three M22x1,5 ports and one M16x1,5 port, supporting a maximum operating pressure of up to 10 BAR. Proper installation and regular inspection of pneumatic connections are essential to ensure long-term reliability in the brake system. It is recommended to verify port sizes and pressure limits during every service interval to prevent system leaks or performance degradation.