The Strategic Business Unit Medium-Speed Engines within the MAN Diesel Group develops and manufactures four-stroke engines that have a long tradition in marine propulsion. The second central application of medium-speed engines is power generation, having made the MAN Diesel Group one of the biggest players in the global market for Stationary Diesel Power Plants.

Medium-speed engines are produced in

• Augsburg, Germany (power plants, GenSets, marine propulsion)
• Frederikshavn, Denmark (marine propulsion, GenSets)
• St. Nazaire, France (marine propulsion)