680 ekW – 800 ekW Diesel Generator Set

CAT C27 Diesel Generator Set

800 ekW

635 ekW

Low Fuel, Tier 2 Nonroad Equivalent


The Caterpillar C27 diesel generator set is ready for mission-critical, standby, and prime applications on any worksite. The C27 generator set produces a reliable stream of power from 680 – 800 ekW at 60 Hz. 

Caterpillar designed this generator set to meet the ISO 8528-5 transient response requirements in addition to taking block load in one step and meeting NFPA 110 loading requirements.

Moreover, this generator set is certified for U.S. EPA Emergency Stationary Use Only (Tier 2) emission standards as well as a low fuel consumption system.


Robust design materials that resist corrosion in extreme environments
Efficient access to panels for installation and maintenance
Designed to match performance and output characteristics of Cat diesel engines
Scalable system designed to meet a broad spectrum of installation requirements
Reliable performance proven in thousands of applications across the globe

Your one-stop-shop for power equipment solutions.

When you work with React Power Solutions, we have the unique ability to offer custom solutions to the challenges you face on your worksite. Based in Houston, TX, we have everything you need to thrive in challenging work sites.

Maximum Rating 800 ekW
Minimum Rating 635 ekW
Generator Set Control EMCP4.2B
Generator SR5
Frequency – Speed 60 Hz (1800 rpm)
Voltages 208 to 600 Volts
Duty Cycles Standby, Prime
Engine Model: C27 ATAAC, V-12, 4-Stroke, Water-Cooled Diesel
 Bore: 5.4 in
Stroke: 6 in
Displacement:  1649.47 in³
Aspiration:  TA
Manifold Type:  Dry, Air-cooled
Engine Control and Protection:  ADEM™ A4
Emmissions/Fuel Strategy:  Low Fuel, Tier 2 Nonroad Equivalent
Length 184 in
Width 67.8 in
Height 85.1 in

CAT C27 Diesel Generator

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