81124273 Compatible Compressor for Volvo NH12

What does a twin cylinder compressor do?

This twin 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 through its dual-cylinder design, ensuring the stability of the air brake system under demanding operational conditions. The unit features a high-strength construction designed for durability in heavy-duty service.

Vehicle and engine compatibility

This specific model is designed for Volvo NH12 vehicles equipped with D12A engines. It functions effectively within the engine's cooling circuit, utilizing its water-cooled design to manage operating temperatures during continuous use. Check the compatibility list.

Technical specifications and installation

For technical installation, this unit features a 75.00 mm cylinder bore and a 50 mm stroke, resulting in a 440cm³ swept volume. The air inlet and outlet ports are M26x1.5, while the unloader port is M22x1.5. The water inlet and outlet ports are M16x1.5 to facilitate integration with the vehicle's cooling system.

Maintenance guidance

Regular inspection of the water-cooled valve plate and connection ports is recommended during routine maintenance to prevent leaks or pressure drops in the braking circuit.

OE cross-reference

1300 060 001 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 81124273.