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Cat C9 ACERT engines are the ideal solution for your demanding operations in the oilfield. Decades of field operation and intense research and development allow Cat C9 ACERT engines to deliver excellent performance with low operating costs and emissions. Equipment powered by C9 ACERT engines include workover rigs, pump skids, acidizing units, cementing units, coil tubing units, and hydraulic power units. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. C9 ACERT engines, with ratings: 205-280 bkW (275-375 bhp) @ 1800-2200 rpm, meet China Stage II, EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. U.S. EPA Tier 3 equivalent and EU Stage IIIA equivalent ratings are available using U.S. EPA and EU Flexibility. They are also available in other regulated and non-regulated areas.

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General Specifications
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Minimum Rating 275.0 BHP 205.0 bkW
Maximum Rating 375.0 BHP 280.0 bkW
Governor and Protection Electronic (ADEM™ A3) Electronic (ADEM™ A3)
Aspiration Turbocharged-Aftercooled Turbocharged-Aftercooled
Displacement 538.0 in³ 8.8 l
Flywheel and Flywheel Housing SAE 1 or 2 SAE 1 or 2
Flywheel Teeth 113 (SAE 1), 134 (SAE 2) 113 (SAE 1), 134 (SAE 2)
Rotation from Flywheel End Counterclockwise Counterclockwise
Stroke 5.87 in 149.0 mm
Bore 4.41 in 112.0 mm

Custom Packaging

For any petroleum application, trust Caterpillar to meet your project needs with custom factory generator sets and mechanical packages. Cat engines, generators, controls, radiators, and transmissions can be custom designed and matched in collaboration with our local dealers to create unique solutions. Custom packages are globally supported and are covered by a one year warranty after startup.

Custom Packaging

For any petroleum application, trust Caterpillar to meet your project needs with custom factory generator sets and mechanical packages. Cat engines, generators, controls, radiators, and transmissions can be custom designed and matched in collaboration with our local dealers to create unique solutions. Custom packages are globally supported and are covered by a one year warranty after startup.

Full Range of Attachments

Large variety of factory installed engine attachments reduces packaging time

Testing

Every engine is full-load tested to ensure proper engine performance.

Product Support Offered Through Global Cat Dealer

- More than 2,200 dealer outlets - Cat factory-trained dealer technicians service every aspect of your petroleum engine - Cat parts and labor warranty - Preventive maintenance agreements available for repairbefore-failure options - S•O•SSM program matches your oil and coolant samples against Caterpillar set standards to determine: - Internal engine component condition - Presence of unwanted fluids - Presence of combustion by-products - Site-specific oil change interval

Over 80 Years of Engine Manufacturing Experience

Ownership of these manufacturing processes enables Caterpillar to produce high quality, dependable products.

Over 80 Years of Engine Manufacturing Experience

Ownership of these manufacturing processes enables Caterpillar to produce high quality, dependable products.

Web Site

For all your petroleum power requirements, visit www.catoilandgasinfo.com.

C9 ACERT™ (Dry Manifold) Standard Equipment

Air Inlet System
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  • Turbocharger, separate circuit (SCAC) or remote (REMAC) aftercooler
  • Single, right-side, center-mounted turbo with water-cooled turbine housing
  • Air inlet 101.6 mm (4 in) connection type

C9 ACERT™ (Dry Manifold) Optional Equipment

Air Compressor
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  • Air compressor governor