301.01.0044 WABCO Unloader Valves

The high-strength components of this unloader valve ensure reliable pneumatic regulation within the brake system of heavy commercial vehicles. Designed to manage pressure transitions effectively, this part provides consistent performance under demanding operational conditions, maintaining the integrity of the air circuit.

301.01.0044 is the OE-equivalent of the WABCO 975 300 210 0 unloader valve used in WABCO brake-suspension systems. This product is engineered to meet strict technical standards for seamless integration and long-term durability in professional workshop environments.

Technical specifications include a Port 1 size of M22x1,5 and a Port 21 size of M22x1,5. The unit is calibrated for a cut-out pressure of 8,1 BAR / 0,2 BAR, ensuring precise pressure-cut operations. Maintenance technicians can rely on its robust construction to minimize downtime during routine vehicle servicing.

When replacing existing components, ensure the compatibility of port sizes and pressure thresholds to maintain optimal system function. This component is specifically designed for heavy commercial vehicle applications where pneumatic stability is critical.