... Air Compressor 375-425 cfm High performance air compressors These 125 hp, Tier 2, certified, diesel-powered Ingersoll Rand air ... 10.6) 425 (12)Rated Operating Pressure – psig (bar) 125 (8.6) 150 (10.3) 100 (6.9)Pressure ... Range – psig 80 – 150 80 – 175 80 – 125 (bar) (5.5 – 10.3) (5.5 – 12.1 ... rpm 1,500 1,500 1,500bhp @ Rated Speed 125 125 125Electrical 12 V 12 V 12 VEngine Oil Capacity – ...