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Auxiliary Engines

Cat® marine auxiliary engines offer a tailored solution for unique generator set applications that require a customized approach. Moreover, they are impeccably engineered for seamlessly powering electrically driven pumps, winches, conveyors, and thrusters. With their precision design, these engines prove to be the perfect fit for specialized marine needs, delivering a reliable and efficient power solution across a range of maritime scenarios.

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Models

3512E Marine Auxiliary/DEP Engine (U.S. EPA Tier 4 Final)

Power Range
732-2399 bhp (546-1789 bkW)
Speed Range
Emissions
U.S. EPA Tier 4 Final, IMO III
Details

3516E Marine Auxiliary Engine (U.S. EPA Tier 4 Final)

Power Range
787-3175 bhp (587-2368 bkW)
Configuration
Vee 16, 4-Stroke-Cycle Diesel
Aspiration
TA
Details

Cat C18 Auxiliary/Generator Set Engine (EPA Tier 3)

Minimum Rating
624.0 bhp
Aspiration
TA, TTA
Configuration
In-Line 6, 4-Stroke-Cycle Diesel
Details

Cat C18 Auxiliary/Generator Set Engine (IMO II)

Minimum Rating
404.0 bhp
Aspiration
TA, TTA
Configuration
In-Line 6, 4-Stroke-Cycle Diesel
Details

Cat C32 Auxiliary / Diesel Electric Propulsion (US EPA Tier 3 / IMO II)

Minimum Rating
314 bhp
Aspiration
Turbocharged-aftercooled aspiration
Configuration
Vee 12, 4-stroke-cycle diesel
Details

Cat C32 Auxiliary / Diesel Electric Propulsion Engine (IMO III)

Minimum Rating
352 bhp
Aspiration
Turbocharged-aftercooled aspiration
Configuration
Vee 12, 4-stroke-cycle diesel
Details

Cat C32 Auxiliary / Diesel Electric Propulsion Engine (US EPA Tier 4 / IMO III)

Minimum Rating
400 bhp
Aspiration
Turbocharged-aftercooled aspiration
Configuration
Vee 12, 4-stroke-cycle diesel
Details

Cat C32 Auxiliary/Generator Set Engine (EPA Tier 3)

Minimum Rating
1047.0 bhp
Aspiration
TTA
Configuration
Vee 12, 4-Stroke-Cycle Diesel
Details

Cat C32 Auxiliary/Generator Set Engine (IMO II)

Minimum Rating
791.0 bhp
Aspiration
TTA
Configuration
Vee 12, 4-Stroke-Cycle Diesel
Details

Cat C280 Marine Auxiliary Engines

Minimum Rating
2320.0 bhp
Aspiration
TA
Configuration
In-Line 6, Vee 8, Vee 12, Vee 16, 4-Stroke-Cycle Diesel
Details