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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 165 products
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
Industrial Diesel Power Units
C4.4 Tier 4 IPU

The C4.4 IPU engine is a common rail direct injection engine with either a single turbo or twin turbo chargecooled air system. It...

Maximum Power
140kW
Maximum Torque
815Nm @ 1400 rpm
Minimum Power
102kW
Commercial Propulsion Engines
C7.1

C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)

Displacement
7.01l
Bore
105mm
Stroke
135mm
High Performance Propulsion and Maneuvering Solutions
C7.1

The C7.1 marine propulsion engine is ideal for recreational boating applications, specifically smaller vessels and motoryachts ranging from 25 -60 feet in size....

Bore
105mm
Stroke
135mm
Displacement
7.01l
Auxiliary Engines
C7.1 (Electronic)

C7.1 (Electronic)

Stroke
135mm
Displacement
7.01l
Bore
105mm
Marine Generator Sets
C7.1 ECS

C7.1 Marine Generator Set Electronic Control System

Displacement
7.01l
Bore
105mm
Stroke
135mm
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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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