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

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

Power Range1263 – 1789 bkW
Frequency50 / 60
EmissionsU.S. EPA Tier 4, IMO II/III
ConfigurationV 12, 4-Stroke-Cycle Diesel
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Learn more about our 3512E Marine Auxiliary/DEP Engine (U.S. EPA Tier 4 Final)

The 3512E marine auxiliary engine is now available in a wide range of ratings that meet U.S. EPA Tier 4 Final and IMO III marine emissions regulations. As the commercial marine industry adjusts their operations to meet U.S. EPA Tier 4 Final and IMO III emissions standards, Caterpillar Marine has introduced a solution built to maximize performance while meeting regulations. Caterpillar's combination of a fuel-efficiency-optimized engine and a selective catalytic reduction (SCR) aftertreatment system is a solution that not only reduces NOx emissions, but can also lower a customer's owning and operating costs in the process.

Power Range
1263 - 1789 bkW
Frequency
50 / 60
Emissions
U.S. EPA Tier 4, IMO II/III
Configuration
V 12, 4-Stroke-Cycle Diesel
Displacement
3574in³
Aspiration
Turbocharged - Aftercooled
Bore
6.69in
Stroke
8.46in
Rotation from Flywheel End
Counterclockwise
Height
86.8in
Minimum Length
104.2in
Corrosion-resistant aftercooler core
Dual A5 engine control modules with electronic unit injection and low pressure fuel system
Dual turbochargers with water-cooled bearings and heat shields
Vibration damper and guard
Meets SOLAS regulations
Duplex Fuel and Oil Filtration
Auxiliary fresh water pump
Gear Driven, centrifugal jacket water pump with 40% more capacity
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