20442353 SP1 Volvo Twin Cylinder Compressor

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical engine-driven component within the air brake system of heavy commercial vehicles. By utilizing two piston-cylinder assemblies, it provides a higher air output compared to single-cylinder variants, ensuring rapid reservoir replenishment for demanding braking requirements. This specific model is engineered with heavy-duty grade materials to withstand rigorous operational cycles in heavy-duty environments.

Compatible vehicles and engines

This unit is specifically designed for use in Volvo B12 trucks equipped with D12A engines. It is a direct replacement option that ensures seamless integration with the existing air brake system architecture. The component is optimized to maintain consistent pressure delivery for heavy commercial vehicle applications.

Installation and maintenance

Installation requires careful attention to the water cooling connections and port alignment. This model features an M26x1.5 air outlet port, an M22x1.5 air unloader port, and M16x1.5 water inlet and outlet ports. Technicians should verify that the through-drive and mounting interfaces match the original equipment specifications during service.

Troubleshooting and selection

To ensure proper function, check the water cooling lines for obstructions and inspect the valve plate for wear during routine maintenance intervals.

OE cross-reference

1300 050 006 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20442353SP1.