70330056 Compatible Twin Cylinder Compressor for Volvo FH12

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical component in the pneumatic braking system of heavy commercial vehicles. Engineered for high-performance air production, it utilizes a water-cooled design to maintain optimal operating temperatures during continuous use. The unit features a Ø85.00 mm cylinder bore and a 62 mm stroke to provide efficient air delivery.

Compatible vehicles and engines

This component is specifically fitted to Volvo FH12 trucks equipped with D12C engines. It provides reliable performance within the pneumatic systems of these heavy-duty vehicles. Check the compatibility list for more information.

Installation and maintenance

For installation, technicians should ensure the M16x1,5 water inlet and outlet ports are correctly connected to the cooling circuit. This unit includes an integrated unloader port (M12x1,5) and an ESS feature to maintain stable system pressure. Regular inspection of the through-drive connection is recommended to ensure long-term reliability.

Operational stability

Maintaining proper coolant flow through the water-cooled valve plate is essential for preventing overheating and ensuring consistent air output throughout the vehicle's service life.

OE cross-reference

1300 185 001 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 70330056.