Cat C12 ACERT

Commercial propulsion engines

About the Cat C12 ACERT

 

Cat® C12 Diesel Marine Propulsion Engines, with ratings of 340-490 bhp (254-366 bkW) at 1800-2300 rpm, meet IMO II emission standards with the exception of the 497 mhp (490 bhp) rating at 2300 rpm which meets IMO I emissions standards. The C12 takes full advantage of the electronically controlled unit injection fuel system, resulting in an environmentally friendly engine with outstanding performance and fuel economy. There is also a wide range of optional equipment available to meet the needs of your marine commercial or pleasure craft application.

Specifications

Power Rating
Power Range 340-490 bhp (254-366 bkW)
Engine Specifications
Speed Range 1800-2300 rpm
Emissions IMO I, IMO II
Aspiration TA
Bore 5.1 in
Stroke 5.9 in
Displacement 732 in³
Rotation from Flywheel End Counterclockwise
Configuration In-line 6, 4-Stroke-Cycle Diesel
Dimensions & Weights
Dry Weight 2588 lb
Height 39.5 in
Length 62 in
Width 38.1 in

Features

ADEM III Control System

ADEM III Control System
More control inputs and outputs, capacity for additional features, additional monitoring capabilities, expansion capability for future enhancements

Most Advanced Electronic Control System

Most Advanced Electronic Control System
Adjustment free control of engine speed, customer defined operating characteristics, protection and warning system, optional display systems available

Future Enhancement Capability

Future Enhancement Capability
The electronic control system has additional capacity for future enhancements to ensure a long useful engine life.

Redesigned Exhaust Manifold

Redesigned Exhaust Manifold
Provides a smoother passage for improved exhaust gas flow to the turbocharger which leads to more usable energy and lower exhaust temperatures.

Easy Replacement for 3196

Easy Replacement for 3196
The C12 has the same physical size, same footprint, and the same connection points as the 3196 engine as well the same optional attachments.

Optional Monitoring System

Optional Monitoring System
Caterpillar offers several “plug and play” monitoring systems which display everything from the basic engine operating parameters to engine load factor and trip totals. Ask your local Caterpillar dealer for additional information on our Marine Power Display (MPD), Marine Analog Power Display (MAPD), and our Engine Vision Display (EVD).

Product Support

Product Support
Trained technicians at over 1800 authorized service locations worldwide support Caterpillar products. Use our Internet Dealer Locator www.cat.com to identify the Caterpillar dealer location nearest to you.

Warranty

Warranty
C-12 Marine Propulsion engines used in commercial applications are covered for 12 months from the date of delivery to the end user. Engines used in non-revenue producing pleasure craft applications are covered for 24 months, unlimited hours, from the date of delivery. Concurrently, specific engine components are covered for 60 months, unlimited hours, from the date of delivery to the end user.

Extended Service Coverage (ESC)

Extended Service Coverage (ESC)
Optional engine protection coverage for up to 60 months from date of delivery may be purchased through your local Caterpillar dealer.

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