8112543 Compatible Volvo FH12 D12A Air Compressor

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical component within the pneumatic braking system, providing the necessary air pressure for heavy commercial vehicle operations. Engineered with high-strength components, it ensures consistent air delivery even under demanding thermal conditions through its integrated water-cooling mechanism.

Compatible vehicles and engines

This specific unit is designed for Volvo FH12 trucks equipped with D12A engines. The assembly includes a water-cooled valve plate and an ESS feature to maintain optimal pressure stability within the vehicle's air brake system.

Installation and maintenance

Technicians should note the specific port configurations, including the Ø29 air inlet and M26x1,5 air outlet port. Proper installation requires verifying the M16x1,5 water inlet and outlet connections to ensure efficient thermal management. Maintaining clean coolant lines is essential for the longevity of this water-cooled unit.

System performance and selection

Regular inspection of the through drive and unloader ports can prevent system pressure fluctuations. For optimal performance in heavy commercial vehicle fleets, ensure all mounting points are secure and connections are tightened to specification.

OE cross-reference

1300 050 004 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 8112543.