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Wherever you are and whatever your business, Caterpillar® engines and generators can meet your most critical needs and match the world’s most stringent standards. For more than 85 years Caterpillar has been powering the industries and businesses that communities rely on. And with 5 to 16,000 kW of electric power potential, we’re equipped to power today and built to power tomorrow.
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9 of 174 products
High Performance Propulsion and Maneuvering Solutions
C32B Sequential Turbo

With the introduction of the C32B product line in 2021, Caterpillar Marine now confirms the availability of the uprated Cat® C32B Marine Propulsion...

Bore
145.0mm
Stroke
162.0mm
Displacement
32.1l
Marine Generator Sets
C4.4

Cat® C4.4 Diesel Marine Generator Set has three phase ratings of 50 Hertz at 38.0, 51.5, and 69.0 ekW with heat exchanger cooling...

Bore
105.0mm
Stroke
127.0mm
Displacement
4.4l
Auxiliary Engines
C4.4 (ECS)

Cat C4.4 Marine Auxiliary Engine with Electronic Control System (ECS)

Length
856mm
Height
1038.0mm
Minimum Width
778mm
Marine Generator Sets
C4.4 ECS

Cat C4.4 Electronic Control System (ECS) Marine Generator Set

Bore
105mm
Stroke
127.0mm
Displacement
4.4l
Industrial Diesel Engines
C4.4 Naturally Aspirated

The Cat C4.4 Naturally Aspirated (NA) Industrial Diesel Engine is offered in ratings ranging from 54-56 bkW (72.4-75 bhp) @ 2200 rpm. ...

Maximum Power
83kW
Maximum Torque
418Nm @ 1400 rpm
Minimum Power
54kW
Industrial Diesel Engines
C4.4 Tier 3

Cat C4.4 Industrial Diesel Engines offer the perfect balance of durability, fuel efficiency and low emissions. Extensively tested on the job, these...

Maximum Power
106kW
Maximum Torque
558Nm @ 1400 rpm
Minimum Power
68kW
Industrial Diesel Power Units
C4.4 Tier 3 IPU

The Cat C4.4 Industrial Power Unit is offered in ratings ranging from 96.5 bkW (129.4 bhp) @ 2200 rpm. These ratings meet U.S....

Maximum Power
96.5kW
Minimum Power
96.5kW
Bore
105mm
Industrial Diesel Power Units
C4.4 Tier 3 IPU

The Cat C4.4 Industrial Power Unit is offered in ratings ranging from 61-81 bkW (81.8-108.6 bhp) @ 2200 rpm. These ratings meet...

Maximum Power
81kW
Minimum Power
61kW
Bore
105mm
Industrial Diesel Engines
C4.4 Tier 4

The Cat C4.4 Industrial Diesel Engine is offered in ratings ranging from 82-150 bkW (109-200 bhp) @ 2200 rpm, which meet U.S. EPA...

Maximum Power
150kW
Maximum Torque
825Nm @ 1400 rpm
Minimum Power
82kW
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Power Systems

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Electric Power

From diesel and gas generator sets to uninterruptible power supplies, automatic transfer switches and electrical switchgear, we can deliver the electric power and support you need.

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Industrial

Cat® industrial engines are ready for your application. These engines deliver the unsurpassed reliability, durability, fuel efficiency, and low cost of ownership you have come to expect from Caterpillar.

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Marine

Industry-leading technology allows Caterpillar to create the most reliable marine engines for a variety of applications. From tugs and container vessels to yachts and sport fishers, these engines will exceed your expectations for decades.

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Oil and Gas

Cat engines feature proven reliability and durability, the right power for each application, easy servicing, and low owning and operating costs. We offer a wide range of power for direct-drive equipment from mud pumps to power for the entire operation.

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