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CG260 Gas Generator Set

Continuous Rating

3333 / 3000 ekW @1.0pf

Fuel Type

Natural Gas, Coal Gas, Hydrogen Blend (up to 10%)

Maximum Electrical Efficiency



From natural gas-fueled combined heat and power (CHP) systems and emergency power for facilities, to renewable biogas energy to support the local grid, or electricity generated from coal mine gases, Caterpillar has a wide range of reliable gas power solutions.




  • Generator Set Specifications
    Spec Value
    Continuous Rating 3333 / 3000 ekW @1.0pf
    Fuel Type Natural Gas, Coal Gas, Hydrogen Blend (up to 10%)
    Maximum Electrical Efficiency 43.90%
    Frequency 50Hz / 60 Hz
    RPM 1000 / 900 rpm
  • Engine Specifications
    Spec Value
    Engine Model CG260-12
    Displacement 12443 in³
    Aspiration TA
    Bore 10.2 in
    Stroke 12.6 in
  • Generator Set Dimensions
    Spec Value
    Length 315 in
    Width 105 in
    Height 110 in
    Dry Weight - Genset 89617 lb

Standard Equipment

Air Inlet

  • One-element single-stage air cleaner with enclosure and sevice indicator
  • Turbocharger with a water-cooled bearing case for all cylinder

Control Panels

  • TEM (Total Electronic Management)


  • flange connections for JW inlet and outlet
  • Jacket water and SCAC thermostats
  • Electrical jacket water and aftercooler coolant pump


  • Exhaust waste gate for the CG260-12
  • Closed crankcase ventilation system

Fuel system

  • Independently controlled cylinder monitoring and ignition system
  • Electronic fuel metering valve
  • Pre-chamber spark plugs


  • Busbar connections
  • Closed-coupled generator result in no torque transmission to the base frame
  • Anti-condensation space heater
  • Reactive droop
  • 3-phase sensing and KVAR/PF control
  • Grid code generator
  • Winding temperature detectors


  • Compressed air engine start


  • Crankshaft vibration damper and guard

Optional Equipment


  • CHP skid