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professional vessel engine / inboard / propulsion / diesel
M 46 DF



  • Market:

    professional vessel

  • Type:

    inboard, propulsion

  • Power source:

    diesel, gas

  • Technology:

    turbocharged, direct fuel injection

  • Other characteristics:

    IMO 3

  • Power:

    Min.: 5,400 kW (7,342 hp)

    Max.: 8,685 kW (11,808.3 hp)


The low emission footprint paired with high efficiency and reliability make the M 46 DF an ideal propulsion engine for operation inside and outside of environmental protected areas as well as waters with HFO limitations. Upcoming IMO III emission regulations, selected operation profiles and low diesel fuel costs make the M 46 DF a preferred engine regarding cost of operation.

Other Caterpillar Marine Power Systems products

Commercial Propulsion Engines