Get current pricing for Ingersoll Rand, C18M3 Ingersoll Rand C18m3, 450 Hp Compressor. 1780 Cfm @ 125 Psi Discharge Pressure. Ir Centac Centrifugal Compressor. Previously Driven By 450 Hp, 3/60/46 . Product Category: Process Equipment, Sub Category: Power Generation: