1916521 Caterpillar Compatible C18 Compressor

What does a single cylinder compressor do?

This single cylinder air brake compressor serves as a critical component within the pneumatic system, providing the necessary compressed air for braking operations. It is engineered to withstand heavy-duty operating conditions through a robust, water-cooled design that prevents overheating during continuous use.

Engine compatibility and fitment

This unit is specifically compatible with Caterpillar engines, including the C7, C9, C11, C13, C15, and C18 series. It features an ESS feature and a water-cooled valve plate to maintain optimal performance under high thermal loads.

Technical specifications and installation

Technicians should note the technical specifications: this unit features a 360cm³ swept volume, 7/8’’-14 UNF air inlet port, and 3/4’’-16 UNF water ports. When performing maintenance or replacement, ensure all water and air connections are secure to prevent system pressure drops.

Maintenance and troubleshooting

Regular inspection of the water inlet and outlet ports is recommended to prevent scale buildup. Maintaining the integrity of the air unloader port and checking the through drive connection will help ensure long-term reliability in heavy commercial vehicle applications.

OE cross-reference

2200 020 001 (Single Cylinder Compressor) is the equivalent of the Caterpillar OE number. This part directly replaces Caterpillar OE number 1916521.