3944525 CUMMINS ISL Single Cylinder, Air Compressor

This single cylinder air compressor is engineered to provide reliable pneumatic pressure within the engine's cooling and air supply system. Designed for heavy commercial vehicles, the component utilizes high-strength components to withstand constant thermal and mechanical stress. Its integration into the engine system ensures that the air brake and auxiliary pneumatic systems receive consistent-pressure air through its specialized port configuration.

3944525 is the OE-equivalent CUMMINS Single Cylinder, Air Compressor used in the CUMMINS ISL engine series. This part features a cylinder bore of Ø85.00 and a swept volume of 318cm³, ensuring precise displacement during operation. The unit is specifically designed to be compatible with CUMMINS systems to maintain optimal vehicle uptime and operational safety.

For workshop technicians, this unit offers straightforward installation with an M27x2 air outlet port and a 3/4" - 16 UNF water inlet/outlet configuration. The water-cooled design provides efficient thermal regulation, essential for long-haul heavy commercial vehicle service. Regular inspection of the water ports and the M10x1 air unloader port is recommended during standard maintenance intervals to ensure peak performance.

Maintaining precise technical specifications is vital for preventing system pressure drops. This compressor's heavy-duty grade materials are optimized for the rigorous demands of the ISL engine environment, ensuring long-term durability in high-load scenarios.