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3512C

Commercial Propulsion Engines

The Cat® 3512C commercial propulsion engine is designed for hard-working marine applications where reliability, fuel efficiency and emissions compliance are critical. With a wide range of ratings, advanced electronic controls and a proven V12 platform, the 3512C delivers dependable performance for tug, governmental and other workboat applications

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Power Range 1281 - 2552 bhp
Speed Range 1200 - 1800 rpm
Emissions IMO II, China II
Aspiration Twin Turbocharged Aspirator
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3512C
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OVERVIEW

Designed to Deliver Power, Speed and Emissions Compliance

FEATURES & BENEFITS

V12 Continuous Duty

Robust V12, 4-stroke diesel platform engineered for sustained high-load propulsion and continuous duty cycles across diverse commercial vessel platformsRobust V12, 4-stro... Read more

Multiple Power Ratings

Available in multiple ratings and speed configurations to match vessel duty profiles and mission requirement. Read more

Optimized Fuel Utilization

Optimized fuel delivery and combustion performance help maximize operating efficiency across a range of vessel duty cycles. Read more

Integrated Controls

Updated electronic controls meet IACS UR E29/E27 requirements for cyber security. Read more

Emissions Compliance

No aftertreatment required for IMO II, reducing system complexity, weight and installation footprint. Read more

Rotation Configurations

Broad power range with standard rotation and reverse rotation options to simplify vessel integration and repower projects. Read more

SPECIFICATIONS FOR 3512C

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Power Rating
Power Range 1281 - 2552 bhp
Engine Specifications
Speed Range 1200 - 1800 rpm
Emissions IMO II, China II
Aspiration Twin Turbocharged Aspirator
Bore 170 mm
Stroke 190 mm
Displacement 51.8 l
Rotation from Flywheel End Counterclockwise or Clockwise
Configuration V 12, 4-Stroke-Cycle Diesel
Displacement - HD 58.6 l
Stroke - HD 215 mm
Application Workboat
Dimensions & Weights
Maximum Length 2590 mm
Maximum Width 2037 mm
Minimum Dry Weight 6532 kg
Minimum Width 2037 mm
Minimum Height 1904 mm
Minimum Length 2590 mm
Maximum Height 1904 mm
Maximum Dry Weight 8104 kg
Length - Engine 222.2 mm

SELECT MODELS TO COMPARE

Commercial Propulsion Engines

C280-8

Power Range 3084-4023 bhp (2300-3000 bkW)
Speed Range 900 - 1000 rpm
Emissions IMO II, IMO III/EPA Tier 4
Aspiration TA
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Commercial Propulsion Engines

C280-12

Power Range 4640-5444 bhp (3460-4060 bkW)
Speed Range 900-1000 rpm
Emissions IMO II, IMO III/EPA T4
Aspiration TTA
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Commercial Propulsion Engines

3512E

Power Range 1341-2550 bhp (1000-1902 bkW)
Speed Range 1600 - 1800 rpm
Emissions U.S. EPA Tier 4, IMO II/III, EU Stage V
Aspiration Twin Turbocharged - Aftercooled
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Commercial Propulsion Engines

3516C

Power Range 2000-3385 bhp (1492-2525 bkW)
Speed Range 1200-1800 rpm
Emissions IMO II
Aspiration TTA
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Commercial Propulsion Engines

C9.3

Power Range 375-476 bhp (280 - 355 bkW)
Speed Range 1800 - 2300 rpm
Emissions IMO II, U.S. EPA Tier 3, China Stage II
Aspiration Turbocharged - Aftercooled
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Commercial Propulsion Engines

C32

Power Range 660 - 1600 bhp (492 - 1193 bkW)
Speed Range 1600 - 2300 rpm
Emissions U.S. EPA Tier 3/ Tier 4, IMO II/III, EU Stage V
Aspiration Twin Turbocharged Aspiration
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Commercial Propulsion Engines

3512C Tier 3

Power Range 1340-2366 bhp (1000-1765 bkW)
Speed Range 1600-1800 rpm
Emissions EPA Tier 3, IMO II
Aspiration TTA
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Commercial Propulsion Engines

C32

Power Range 660-1600 bhp (492-1193 bkW)
Speed Range 1600-2300 rpm
Emissions U.S. EPA Tier 3 / IMO II emissions certified
Bore 145 mm
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