8112584 Volvo NH12 D12A Twin Cylinder 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. Built with high-strength components, it ensures consistent performance under demanding thermal conditions through its integrated water-cooling mechanism.

Vehicle compatibility and engine fitment

Specifically designed for Volvo NH12 trucks equipped with D12A engines, this unit maintains high volumetric efficiency. The assembly features an air inlet port of Ø29 and an air outlet port of M26x1,5, alongside dedicated M16x1,5 water ports to manage operating temperatures effectively.

Installation and maintenance guidance

For workshop technicians performing maintenance, this unit includes an ESS feature and a water-cooled valve plate for enhanced durability. Installation requires careful attention to the M26x1,5 outlet and the M22x1,5 unloader port to prevent pneumatic leaks and ensure optimal system pressure.

Technical specifications and performance

Regular inspection of the water inlet and outlet connections is recommended to prevent overheating and ensure the longevity of the internal components.

OE cross-reference

1300 050 001 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 8112584.