20478166 Volvo FH12 D12C Compressor

What does a single cylinder compressor do?

This single cylinder air compressor serves as a critical component in the pneumatic braking system of heavy commercial vehicles, ensuring consistent air pressure for safe operation. Built with high-strength components, this unit is designed to withstand the rigorous thermal and mechanical demands of heavy-duty duty cycles.

Vehicle and engine compatibility

This specific model is designed to fit Volvo FH12 trucks equipped with D12C engines. It is engineered to meet the exact requirements of the vehicle's pneumatic system, ensuring seamless integration and reliable performance in demanding transport environments.

Technical specifications and cooling

The unit features a water-cooled design with a water inlet and outlet port size of M16x1.5. Technical specifications include an Ø85.00 mm cylinder bore, a 62 mm stroke, and an air outlet port of M26x1.5. The assembly includes an ESS feature and a water-cooled valve plate for optimal thermal management.

Installation and maintenance guidance

When replacing this compressor, technicians should verify the port sizes and ensure the cooling lines are free of obstructions to maintain proper operating temperatures and prevent premature wear of internal components.

OE cross-reference

1300 025 001 (Single Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20478166.