20733974 Compressor for Volvo FH12 D12D

What does a single cylinder compressor do?

This single cylinder compressor serves as a critical component within the pneumatic braking system, providing the necessary air pressure for heavy commercial vehicle operations. Built with high-strength components, it ensures consistent air delivery to the brake system under demanding service conditions.

Compatible Volvo FH models and engines

This unit is specifically designed for Volvo FH models, including the FH12 with D12D engines. It is also compatible with various Volvo FH variants such as the 400, 420, 440, 460, 480, 500, 520, and 540 series. The design incorporates a water-cooled valve plate to maintain optimal thermal stability during operation.

Installation and technical specifications

Technical specifications include a swept volume of 318cm³, an air inlet port of Ø35, and an air outlet port of M26x1.5. For proper installation, ensure the water inlet and outlet ports (M16x1.5) are correctly connected to the cooling circuit. This compressor features a through-drive design and an integrated unloader port (M12x1.5).

Maintenance and troubleshooting

Regular inspection of the water cooling lines and air ports is recommended to prevent pressure drops. Maintaining clean air filtration helps extend the service life of the internal valve plate and piston assembly.

OE cross-reference

1300 025 002 (Single Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20733974.