New CAT Equipment

C7 ACERT Hazardous Location Engine

Cat C7 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 C7 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 C7 ACERT engines include 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. C7 ACERT hazardous location engines, with ratings 153-172 bkW (205-230 bhp) @ 2200 rpm meet IMO Tier II, U.S. EPA Marine Tier 3, 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.

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Product Specs

General Specifications

Minimum Rating 205 BHP
Maximum Rating 275 BHP
Governor and Protection Electronic ADEM A4
Aspiration Turbocharged-Aftercooled
Displacement 442 in³
Flywheel and Flywheel Housing SAE 1,2, or 3
Flywheel Teeth 156 (SAE 1), 134 (SAE 2), 126 (SAE 3)
Rotation from Flywheel End Counterclockwise
Stroke 5 in
Bore 4.3 in


Emissions EPA & CARB Non-Road Tier 3, EU Stage IIIA, EPA Marine Tier 2, IMO Tier II


Length 4.38 in
Width 33.5 in
Height 43.8 in
Weight 1570 lb

Capacity for Liquids

Lube Oil System - Refill 36 gal (US)
Cooling System 78.2 gal (US)