8112543 Compatible Volvo NH12 D12A Air Compressor

What does a twin cylinder compressor do?

This twin cylinder compressor plays a critical role in the pneumatic braking system of heavy commercial vehicles. By utilizing a dual-cylinder design, it provides the necessary air pressure required for efficient brake actuation and system stability. Built with high-strength components, it is engineered to withstand the rigorous thermal and mechanical demands of long-haul operations.

Vehicle and engine compatibility

This specific model is compatible with Volvo NH12 trucks equipped with D12A engines. It serves as a reliable replacement for original equipment, ensuring seamless integration into the vehicle's existing air management architecture.

Installation and maintenance guidance

Technicians should note that this unit is water-cooled (W) and features a water-cooled valve plate for optimized thermal management. The technical configuration includes an M26x1,5 air outlet port, an M22x1,5 unloader port, and Ø29 mm inlet port. Regular inspection of the water inlet and outlet ports (M16x1,5) is recommended to prevent cooling system blockages.

Technical configuration details

Proper installation requires verifying the through-drive alignment and ensuring all connections are secure to maintain the integrity of the 608cm³ swept volume performance.

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.