Sign In
Welcome! Sign In to personalize your Cat.com experience
If you already have an existing account with another Cat App, you can use the same account to sign in here
Register Now
One Account. All of Cat.
Your Caterpillar account is the single account you use to log in to select services and applications we offer. Shop for parts and machines online, manage your fleet, go mobile, and more.
Account Information
Site Settings
Security
Key Specs
Cat C9 ACERT hazardous location engines are the ideal solution for specialized and demanding operations in the oilfield. Engines are hazardous-location certified from the factory to minimize installation design, time, and cost. Decades of field operation and intense research and development allow Cat C9 ACERT hazardous location engines to deliver excellent performance with low operating costs and emissions.Hazardous location engines are certified to operate in potentially explosive environments. Applications 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 hazardous location engines, with ratings 254 bkW (340 bhp) @ 2200 rpm meet IMO Tier II, EPA Non-road Tier 3 equivalent and EU Stage IIIA equivalent emission standards. They are available using U.S. EPA and EU Flexibility, and for other regulated and non-regulated areas.
| Maximum Rating | 340 BHP 254 bkW |
| Displacement | 537.96 in³ 8.82 l |
| Minimum Rating | 340 BHP 254 bkW |
| Governor and Protection | Electronic (ADEM™ A4) Electronic (ADEM™ A4) |
| RPM | 2200 r/min 2200 r/min |
| Aspiration | Turbocharged-Aftercooled Turbocharged-Aftercooled |
| 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 | 5.9 in 149 mm |
| Bore | 4.4 in 112 mm |
| Emissions | EPA and CARB Non-Road Tier 3, EU Stage IIIA, EPA Marine Tier 2, IMO Tier II EPA and CARB Non-Road Tier 3, EU Stage IIIA, EPA Marine Tier 2, IMO Tier II |
| Length | 44.4 in 1128 mm |
| Width | 35.1 in 892 mm |
| Height | 42.6 in 1082 mm |
| Weight | 2219 lb 1007 kg |
| Lube Oil System - Refill | 8 gal (US) 30.3 l |
| Cooling System | 3.7 gal (US) 13.9 l |
