301.01.0046 Unloader Valves — DAF / MERCEDES BENZ

This high-strength component serves as a critical element within the pneumatic brake system of heavy commercial vehicles. Designed to manage pressure regulation effectively, the unloader valve ensures the stability of the air supply during operation. Its robust construction is engineered to withstand the rigorous vibration and pressure fluctuations typical of heavy-duty transport cycles.

301.01.0046 is the OE-equivalent unloader valve used in DAF (285768), EVOBUS (8285106000), MERCEDES BENZ (002 431 15 06, 002 431 46 06, 002 431 52 06, 002 431 87 06), and WABCO (975 300 750 0) systems. This part is specifically engineered to meet the strict technical requirements of these major manufacturers, ensuring seamless integration into existing brake architectures.

For workshop technicians and fleet managers, maintaining precise pneumatic control is essential for vehicle safety and performance. This unloader valve features standardized port sizes including M22x1,5 and G 1/4" to facilitate straightforward installation and compatibility with standard heavy-duty pneumatic lines. Regular inspection of the inflation valve and pressure thresholds is recommended during routine service intervals to ensure optimal system functionality.