A4571304815S Twin Cylinder Compressor for Mercedes-Benz

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical engine-driven component within the air brake system of heavy commercial vehicles. By utilizing two piston-cylinder assemblies, it generates the high volumes of compressed air required for heavy-duty braking and pneumatic systems. Built with high-strength components, this unit is engineered to maintain consistent pressure under demanding operational conditions.

Compatibility and technical specifications

This specific model is compatible with Mercedes-Benz vehicles. It features a water-cooled design to manage thermal loads effectively during continuous operation. The technical configuration includes a Ø85.00 mm cylinder bore, a 56 mm stroke, and a 636cm³ swept volume, ensuring efficient air production for high-demand systems.

Installation and maintenance guidance

For professional installation, technicians should verify the M26x1.5 air inlet and outlet ports, as well as the M12x1.5 unloader port. This unit features through drive capability and includes a water-cooled valve plate for enhanced durability. Regular checks of the water inlet and outlet ports (M16x1.5) are recommended to ensure optimal cooling performance.

System reliability and checks

Maintaining proper coolant levels and inspecting port connections helps prevent system pressure drops. When replacing an existing unit, ensure the mounting interface and through drive configuration match the original equipment requirements to maintain system integrity.

OE cross-reference

1100 250 005 (Twin Cylinder Compressor) is the equivalent of the Mercedes-Benz OE number. This part directly replaces Mercedes-Benz OE number A4571304815S.