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Marine Engines and Generators

Industry-leading technology allows Caterpillar to create the most reliable commercial engines for a variety of applications. From tugs and container vessels to yachts and sport fishers, Cat engines have demonstrated their efficiency countless times. With remarkable reliability and durability, these engines will exceed your expectations for decades.
9 of 46 products
High Performance Propulsion and Maneuvering Solutions
C12

Cat® C12 Diesel Marine Propulsion Engines, with ratings of 669-715 mhp (660-705 bhp) at 2300 rpm, meet IMO II emission standards. The C12...

Bore
130.0mm
Stroke
150.0mm
Displacement
12.0l
High Performance Propulsion and Maneuvering Solutions
C12

Cat® C12 Diesel Marine Propulsion Engines, with ratings of 578-609 mhp (570-600 bhp) at 2300 rpm, meet IMO I emission standards. The C12...

Bore
130.0mm
Stroke
150.0mm
Displacement
12.0l
High Performance Propulsion and Maneuvering Solutions
C18

The C18 marine propulsion engine has high performance commercial application ratings of 814-1015 mhp (803-1001 bhp) at 2100-2300 rpm that meet U.S. EPA...

Bore
145.0mm
Stroke
183.0mm
Displacement
18.1l
Auxiliary Engines
C18

C18 auxiliary/generator set engines incorporate a separate circuit aftercooling system (SCAC) for all configurations. The primary advantage of the SCAC systsem is reduced...

Minimum Rating
465.0bkW
Maximum Rating
599.0bkW
Bore
145.0mm
High Performance Propulsion and Maneuvering Solutions
C18

The C18 marine propulsion engine has ratings for recreational applications that meet U.S. EPA Tier 3, IMO II, and EU Stage IIIA Regulations....

Bore
145.0mm
Stroke
183.0mm
Displacement
18.1l
Marine Generator Sets
C18 (SRMP)

The C18 SRMP is the latest generator and brings commonality with our petroleum products as well as interfacing improvements. We have also taken...

Bore
145.0mm
Stroke
183.0mm
Height
2408mm
Commercial Propulsion Engines
C18 ACERT IMO II

The C18 ACERT marine propulsion engine has commercial application ratings of 454-715 bhp that meet IMO II & EU Stage IIA emissions regulations,...

Bore
145.0mm
Stroke
183.0mm
Displacement
18.1l
Commercial Propulsion Engines
C18 ACERT Tier 3

The C18 ACERT marine propulsion engine has commercial application ratings of 475-725 mhp (469-715 bhp) at 1800-2100 rpm that meet U.S. EPA Tier...

Bore
145.0mm
Stroke
183.0mm
Displacement
18.1l
Auxiliary Engines
C18 IMO II

C18 auxiliary/generator set engines incorporate a separate circuit aftercooling system (SCAC) for all configurations. The primary advantage of the SCAC systsem is reduced...

Minimum Rating
301.0bkW
Maximum Rating
492.0bkW
Bore
145.0mm
You are viewing 9 of 46 products

Marine Power Systems

PRODUCT CATEGORIES

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Cat® Marine Power Systems

Auxiliary Engines

For unique applications requiring a custom approach, Caterpillar marine generator sets provide the power you work with and live by.

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Cat® Marine Power Systems

Generator Sets

Even on a good day, you have enough on your mind without worrying about the reliability of your marine generator sets.

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Cat® Marine Power Systems

Commercial Engines

Industry-leading technology allows Caterpillar to create the most reliable commercial engines for a variety of applications

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Cat® Marine Power Systems

High Performance

Cat® high performance marine engines offer superior performance, propulsion and maneuverability.

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Cat® Marine Power Systems

Controls

The Cat® MPC100 is the new Propulsion Control System solution designed for commercial vessels and yachting.

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