DR5125 Knorr-Bremse Compatible Compressor Safety Valve

What does a compressor safety valve do?

This compressor safety valve serves as a critical protection component within the pneumatic air brake system. By automatically venting excess air when pressure exceeds safe limits, it prevents damage to the compressor housing, air lines, and reservoirs caused by overpressure. Built with heavy-duty grade materials, it ensures consistent performance under high-pressure conditions.

Compatibility and application

This part is compatible with Knorr-Bremse systems and is suitable for various heavy commercial vehicle applications. It is designed to maintain the integrity of the pneumatic circuit during intensive use, ensuring that the air brake system operates within calibrated safety parameters.

Installation and maintenance

The component features a threaded M26 port connection for secure installation onto the compressor housing or air line. Technicians should verify the 17 BAR pressure specification during installation to ensure proper relief timing and system safety. Regular inspections of the sealing surfaces are recommended to prevent air leaks.

Selection guidance

Proper selection of this safety valve is vital for maintaining road safety and minimizing maintenance costs in fleet operations. Consult your authorized distributor to ensure this component matches your specific compressor requirements.

OE cross-reference

7700 920 001 (Compressor Safety Valve) is the equivalent of the Knorr-Bremse OE number. This part directly replaces Knorr-Bremse OE number DR5125.