On land or at sea, moving ground or deep beneath it, Caterpillar engines power the world. With more than 500 offerings, Caterpillar is the world's largest manufacturer of medium-speed engines, as well as one of the world's largest manufacturers of high-speed diesel engines, with ratings available from 54 to 21,760 hp (40 to 16,000 kW). And, Caterpillar is the only manufacturer with ACERT^® Technology, marrying leading edge emissions solutions with outstanding performance and reliability.

Marine
Our world-class line of high-speed and medium-speed marine engines for commercial, ocean-going and pleasure craft applications offers power solutions in the output range of 15 hp / 11 kW to 21,760 hp / 16,000 kW. Cat^® marine power is the leading choice in main propulsion and onboard power supply, including emergency generator sets, single or multi-engine plants and complete propulsion systems.

Industrial / OEM Engines
Power your equipment with Caterpillar and you give your customers a competitive edge. Cat engines deliver all the name has come to signify: Durability. Reliability. Efficiency. Performance.

Oil & Gas Engines
For more than 80 years, Caterpillar has been the worldwide leader in providing power to the oil and gas industry. With a product line that ranges from 85 to over 20,000 hp, Cat engines provide customers with a proven performance and reliability that is backed by the world’s largest dealer network with over 2,200 locations around the globe.

Power Generation
Caterpillar is meeting the world’s emergency, standby, prime and continuous power generation needs with an unparalleled line of diesel generator sets, natural gas generator sets and integrated power systems.