Part number: 3689649, 3689649RX, 3689649NX Application: For C-ummins ISX15/QSX15 ???? High power output: The air compressor can provide sufficient compressed air for the vehicle's braking system, etc., ensuring the sensitivity and reliability of the braking system, and meeting the air demand of large vehicles such as heavy trucks and buses. ???? Efficient air compression: The use of advanced air compression technology can quickly compress the air to the required pressure, improve work efficiency, reduce the compressor running time, and reduce energy consumption.