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

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
Aspiration TA
Bore 7 in
Stroke 8 in
Request a Quote Download Brochure
Power Rating
Power Range 732-2399 bhp (546-1789 bkW)
Power Range 732-2399 bhp (546-1789 bkW)
Engine Specifications
Speed Range
Emissions U.S. EPA Tier 4 Final, IMO III
Aspiration TA
Bore 7 in
Stroke 8 in
Displacement 3,574 in3
Rotation from Flywheel End Counterclockwise
Configuration Vee 12, 4-Stroke-Cycle Diesel
Aspiration TA
Emissions U.S. EPA Tier 4 Final, IMO III
Bore 7 in
Displacement 3,574 in³
Stroke 8 in
Dimensions & Weights
Minimum Dry Weight 18,025 lb
Minimum Length 104 in
Maximum Length 125 in
Minimum Height 92 in
Maximum Height 92 in
Minimum Width 71 in
Maximum Width 82 in
Minimum Dry Weight 18,025 lb
Minimum Height 92 in
Minimum Length 104 in
Minimum Width 71 in

Emissions

Utilizes SCR Technology to enable U.S. EPA Tier 4 Final emission regulations compliance while lowering operational costs, IMO III emissions compliant

Utilizes closed loop air assisted DEF dosing control strategy

Highest efficiency mixing and control to lower operational costs, extends emissions useful life, ensures compliance, flexibility regarding urea quality

Advanced Engine Combustion Design

Advanced engine combustion design process utilizing optimum configurations and cylinder geometry for maximum engine efficiency

Enhanced control of fuel injection

Enhanced control of fuel injection optimized through crank timing and thelatest A5 ECM technology

Enhanced Fuel Delivery

Optimal fuel injector nozzle geometry and electronic injection control for improved fuel delivery

Increased Durability and Higher Engine Duty Cycle Capability

Strengthened cylinder heads and valves for increased durability and peak cylinder pressure capability resulting in higher engine duty cycle capability

Caterpillar Warranty

Industry-leading warranty coverage for factory packaged components

Global Dealer Network

No matter where or when, our extensive global dealer network is ready to provide support.

  • Air Inlet System
    • Corrosion-resistant aftercooler core
  • Control System
    • Dual A5 engine control modules with electronic unit injection and low pressure fuel system
  • Exhaust System
    • Dual turbochargers with water-cooled bearings and heat shields
  • General
    • Vibration damper and guard
    • Meets SOLAS regulations
  • Fuel System
    • Duplex Fuel and Oil Filtration
  • Cooling System
    • Auxiliary fresh water pump
    • Gear Driven, centrifugal jacket water pump with 40% more capacity
×