21353433 Compatible Compressor for Volvo FH12 D12C

What does a single cylinder compressor do?

This single cylinder air compressor serves as a critical component within the pneumatic braking system of heavy commercial vehicles. It is engineered to provide consistent air pressure required for braking and auxiliary pneumatic functions. Built with high-strength components, this unit ensures long-term durability under intense thermal and mechanical stress.

Compatible Volvo vehicles and engines

This specific model is compatible with Volvo FH series (including 400, 420, 440, 460, 480, 500, 520, and 540 variants) and Volvo FH12 models equipped with D12C engines. It is designed to meet the rigorous demands of heavy-duty transport operations.

Technical specifications and installation

Technical specifications include a cylinder bore of Ø85.00 mm and a stroke of 56 mm, providing a swept volume of 318cm³. The unit features a water-cooled valve plate with M16x1.5 inlet and outlet ports, an M26x1.5 air outlet port, and an M12x1.5 unloader port. Installation should follow standard service protocols to ensure proper water cooling circulation.

Maintenance and troubleshooting

Maintaining regular checks on the air inlet and outlet ports is recommended to prevent system contamination. For optimal performance in the vehicle's pneumatic circuit, ensure all connections are secure and the water cooling lines are free from obstructions.

OE cross-reference

1300 025 002 (Single Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21353433.