2500 150 003 Twin Cylinder Air Compressor — Cummins

What does a twin cylinder compressor do?

This twin cylinder air compressor is an engine-driven component designed to provide reliable compressed air for heavy commercial vehicle braking systems. By utilizing two piston-cylinder assemblies, it delivers higher air output than single-cylinder alternatives, making it essential for vehicles with high pneumatic demand.

Vehicle and engine compatibility

This unit is compatible with Freightliner, Kenworth, Peterbilt, International, Thomas Built Buses, Blue Bird, Ic Bus, Gillig, New Flyer, Dongfeng, Nova Bus, and Orion Bus vehicles. It is specifically designed to work with Cummins ISC and ISL9 engines to ensure consistent pressure regulation.

Technical specifications and installation

Designed for heavy-duty service, this water-cooled unit features an M27x2 air outlet port and a 3/4-16 UNF water inlet and outlet. For optimal performance and longevity, technicians should verify the mounting interface and ensure the water cooling circuit is properly maintained during installation.

Maintenance and selection guidance

Consult your authorized distributor.

OE cross-reference

2500 150 003 (Twin Cylinder Compressor) is the equivalent of the Cummins and WABCO OE numbers. This part directly replaces Cummins OE number 3976374. It also replaces WABCO OE number 9115165000.