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Gas Generator Sets

Cat industrial and commercial gas generator sets, at ratings from 100 to 4,500 ekW (100 to 4,500 kVA), operate on natural gas and a wide range of other gaseous fuels including biogas, landfill gas, coal gas and propane..

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Our gas generator sets are made to run on your most abundant gas sources with fuel flexible options. We've engineered for high efficiency, low life cycle costs and for our products to meet most global emissions specifications. Ranging from 100 to 4,500 ekW, with customizable options to match your power needs, our industrial and commercial gas generator sets are easy to select, permit and install. Power the possibilities of your world with world-class power. Tailored designs for natural gas, biogas, coal gas, and alternative fuels. New engine technologies deliver power, heat, or cogeneration with world class electrical and thermal efficiency. Factory-sourced containers, heat recovery modules, and control systems. Optimized for operation in parallel or disconnected from a primary electric utility.Natural Gas Generators - Power the possibilities of your world

  • CG260-16 Gas Generator Set
    CG260-16 Gas Generator Set

    Continuous Rating
    4500 / 4050 ekW @1.0pf

    Fuel Type
    Natural Gas, Hydrogen Blend (up to 25%)

    Maximum Electrical Efficiency
    44.60 / 44.3%

  • CG260-16 Gas Generator Set
    CG260-16 Gas Generator Set

    Continuous Rating
    4300 / 4000 ekW @1.0pf

    Fuel Type
    Natural Gas, Biogas, Coal Gas, Associated Gas, Synthesis Gas, Hydrogen Blend (to 25%)

    Maximum Electrical Efficiency
    44.1 / 43.8%

  • CG260 Gas Generator Set
    CG260 Gas Generator Set

    Continuous Rating
    3333 / 3000 ekW @1.0pf

    Fuel Type
    Natural Gas, Coal Gas, Hydrogen Blend (up to 25%)

    Maximum Electrical Efficiency
    43.90%

  • CG170-20B Gas Generator Set
    CG170-20B Gas Generator Set

    Continuous Rating
    2300 ekW @1.0pf

    Fuel Type
    Natural Gas, Biogas, Coal Gas, Hydrogen Blend (up to 25%)

    Maximum Electrical Efficiency
    45.00%

  • CG170B-16 Gas Generator Set
    CG170B-16 Gas Generator Set

    Continuous Rating
    1840 ekW @1.0pf

    Fuel Type
    Natural Gas, Biogas, Coal Gas, Hydrogen Blend (up to 25%)

    Maximum Electrical Efficiency
    44.70%

  • CG170 Gas Generator Set
    CG170 Gas Generator Set

    Continuous Rating
    1560 ekW @1.0pf

    Fuel Type
    Natural Gas, Biogas, Coal Gas

    Maximum Electrical Efficiency
    43.30%

  • CG170 Gas Generator Set
    CG170 Gas Generator Set

    Continuous Rating
    1500 ekW

    Fuel Type
    Natural Gas

    Maximum Electrical Efficiency
    40.90%

  • CG170B-12 Gas Generator Set
    CG170B-12 Gas Generator Set

    Continuous Rating
    1380 ekW @1.0pf

    Fuel Type
    Natural Gas, Biogas, Coal Gas, Hydrogen Blend (up to 25%)

    Maximum Electrical Efficiency
    45.00%

  • CG170-12 Gas Generator Set
    CG170-12 Gas Generator Set

    Continuous Rating
    1200 ekW @1.0pf

    Fuel Type
    Natural Gas, Biogas, Coal Gas

    Maximum Electrical Efficiency
    43.40%

  • CG170-12 KGas Generator Set
    CG170-12 KGas Generator Set

    Continuous Rating
    1125 ekW

    Fuel Type
    Natural Gas

    Maximum Electrical Efficiency
    40.90%

  • Gas Generator CG132B-16
    Gas Generator CG132B-16

    Continuous Rating
    1000 ekW @1.0pf

    Fuel Type
    Natural Gas, Hydrogen Blend (up to 25%)

    Maximum Electrical Efficiency
    41.50%

  • Gas Generator CG132B-16
    Gas Generator CG132B-16

    Continuous Rating
    800 kW @1.0pf

    Fuel Type
    Natural Gas, Biogas, Hydrogen Blend (up to 25%)

    Maximum Electrical Efficiency
    43.5% / 42.6%

  • CG132B-12 Gas Generator Set
    CG132B-12 Gas Generator Set

    Continuous Rating
    600 kW @1.0pf

    Fuel Type
    Natural Gas, Biogas, Hydrogen Blend (up to 25%)

    Maximum Electrical Efficiency
    43.3% / 42.4%

  • CG132B-8 Gas Generator Set
    CG132B-8 Gas Generator Set

    Continuous Rating
    400 ekW @1.0pf

    Fuel Type
    Natural Gas, Biogas, Coal Gas, Hydrogen Blend (up to 25%)

    Maximum Electrical Efficiency
    43.1% / 42.1%

  • Cat G3520H Combined Heat and Power (CHP) Solution
    Cat G3520H Combined Heat and Power (CHP) Solution

    Continuous Rating
    2480 ekW @ 1.0pf

    Fuel Type
    Natural Gas

    Maximum Electrical Efficiency
    42.40%

  • G3520H Gas Generator
    G3520H Gas Generator

    Continuous Rating
    2519 / 2500 ekW @ 1.0pf

    Fuel Type
    Natural Gas, Hydrogen Blend (up to 25%)

    Maximum Electrical Efficiency
    45.30%

  • G3520 2500kW Gas Generator Set
    G3520 2500kW Gas Generator Set

    Gas Standby Rating
    2500 ekW @ 0.8pf

    Fuel Type
    Natural Gas, Hydrogen Blend (up to 5%)

    Emissions/Fuel Strategy
    U.S. EPA Stationary Non-Emergency Certified

  • G3520 2000kW Gas Generator Set
    G3520 2000kW Gas Generator Set

    Gas Standby Rating
    2000 ekW @ 0.8pf

    Fuel Type
    Natural Gas, Hydrogen Blend (up to 5%)

    Emissions/Fuel Strategy
    U.S. EPA Stationary Non-Emergency Certified

  • G3520C Gas Generator
    G3520C Gas Generator

    Continuous Rating
    2050 ekW

    Fuel Type
    Natural Gas, Biogas, Coal Gas

    Maximum Electrical Efficiency
    40.10%

  • Cat G3516H Combined Heat and Power (CHP) Solution
    Cat G3516H Combined Heat and Power (CHP) Solution

    Continuous Rating
    1982 ekW @ 1.0pf

    Fuel Type
    Natural Gas

    Maximum Electrical Efficiency
    42.90%

  • Gas Generator G3516H
    Gas Generator G3516H

    Continuous Rating
    2027 / 2007 ekW @ 1.0pf

    Fuel Type
    Natural Gas, Hydrogen Blend (up to 25%)

    Maximum Electrical Efficiency
    45.30%

  • G3516 1500kW Gas Generator Set
    G3516 1500kW Gas Generator Set

    Gas Standby Rating
    1500 ekW @ 0.8pf

    Fuel Type
    Natural Gas, Hydrogen Blend (up to 5%)

    Emissions/Fuel Strategy
    U.S. EPA Stationary Non-Emergency Certified

  • G3516C Gas Generator Set
    G3516C Gas Generator Set

    Continuous Rating
    1660 ekW

    Fuel Type
    Natural Gas

    Maximum Electrical Efficiency
    37.70%

  • Gas Generator G3516A
    Gas Generator G3516A

    Continuous Rating
    1085 ekW

    Fuel Type
    Natural Gas, Biogas, Coal Gas

    Maximum Electrical Efficiency
    36.50%

  • Cat G3512H Combined Heat and Power (CHP) Solution
    Cat G3512H Combined Heat and Power (CHP) Solution

    Continuous Rating
    1490 ekW @ 1.0pf

    Fuel Type
    Natural Gas

    Maximum Electrical Efficiency
    42.50%

  • Gas Generator G3512H
    Gas Generator G3512H

    Continuous Rating
    1515 ekW / 1505 ekW @1.0pf

    Fuel Type
    Natural Gas, Hydrogen Blend (up to 25%)

    Maximum Electrical Efficiency
    44.90%

  • G3512 1000kW Gas Generator Set
    G3512 1000kW Gas Generator Set

    Gas Standby Rating
    1000 ekW @ 0.8pf

    Fuel Type
    Natural Gas, Hydrogen Blend (up to 5%)

    Emissions/Fuel Strategy
    U.S. EPA Certified for Non-Emergency Stationary Genset

  • G3512 750kW Gas Generator Set
    G3512 750kW Gas Generator Set

    Gas Standby Rating
    750 ekW @ 0.8pf

    Fuel Type
    Natural Gas, Hydrogen Blend (up to 5%)

    Emissions/Fuel Strategy
    U.S. EPA Certified for Non-Emergency Stationary Genset

  • G3412 Gas Generator Set
    G3412 Gas Generator Set

    Maximum Standby Rating
    500 ekW @0.8pf

    Fuel Type
    Natural Gas

    Emissions/Fuel Strategy
    U.S. EPA Certified for Emergency Only Stationary Genset

  • G3412 Gas Generator Set
    G3412 Gas Generator Set

    Continuous Rating
    423 ekW @0.8pf

    Fuel Type
    Natural Gas, Biogas, Field Gas, Propane

    Maximum Electrical Efficiency
    37.30%

  • DG500 (3-Phase)
    DG500 (3-Phase)

    Frequency
    60 Hz

    Natural Gas Rating
    500 ekW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Stationary Emergency and Non-Emergency Application

  • DG450 (3-Phase)
    DG450 (3-Phase)

    Frequency
    60 Hz

    Natural Gas Rating
    450 ekW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Stationary Emergency Application and Non-Emergency Applications

  • DG450-2 (Single-phase)
    DG450-2 (Single-phase)

    Frequency
    60 Hz

    Natural Gas Rating
    450 ekW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Non-Emergency Application

  • DG400 (3-Phase)
    DG400 (3-Phase)

    Frequency
    60 Hz

    Emissions/Fuel Strategy
    U.S. EPA Certified for Stationary Emergency Application and Non-Emergency Applications

    RPM
    1800

  • DG400-2 (Three phase)
    DG400-2 (Three phase)

    Frequency
    60 Hz

    Natural Gas Rating
    400 ekW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Non-Emergency Application

  • DG350 (3-Phase)
    DG350 (3-Phase)

    Frequency
    60 Hz

    Emissions/Fuel Strategy
    U.S. EPA Certified for Stationary Emergency Application and Non-Emergency Applications

    RPM
    1800

  • DG350-2 (Single-phase)
    DG350-2 (Single-phase)

    Frequency
    60 Hz

    Natural Gas Rating
    350 eKW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Non-Emergency Application

  • DG300-2 (3 phase)
    DG300-2 (3 phase)

    Frequency
    60 Hz

    Natural Gas Rating
    300 eKW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Non-Emergency Application

  • DG275-2 (3 phase)
    DG275-2 (3 phase)

    Frequency
    60 Hz

    Natural Gas Rating
    275 eKW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Non-Emergency Application

  • DG250-2 (3 phase)
    DG250-2 (3 phase)

    Frequency
    60 Hz

    Natural Gas Rating
    250 eKW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Non-Emergency Application

  • DG230-2 (3 phase)
    DG230-2 (3 phase)

    Frequency
    60 Hz

    Natural Gas Rating
    230 eKW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Non-Emergency Application

  • DG200-2 (3 phase)
    DG200-2 (3 phase)

    Frequency
    60 Hz

    Natural Gas Rating
    200 eKW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Non-Emergency Application

  • DG200-2S (Single-phase)
    DG200-2S (Single-phase)

    Frequency
    60 Hz

    Natural Gas Rating
    200 eKW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Non-Emergency Application

  • DG175-2 (3 phase)
    DG175-2 (3 phase)

    Frequency
    60 Hz

    Natural Gas Rating
    175 eKW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Stationary Emergency Application

  • DG175-2 (Single-phase)
    DG175-2 (Single-phase)

    Frequency
    60 Hz

    Natural Gas Rating
    175 ekW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Non-Emergency Application

  • DG150 (3 phase) (60 Hz)
    DG150 (3 phase) (60 Hz)

    Frequency
    60 Hz

    Natural Gas Rating
    150 ekW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Stationary Emergency and Non-Emergency Application

  • DG125 (Single-phase and 3 phase) (60 Hz)
    DG125 (Single-phase and 3 phase) (60 Hz)

    Frequency
    60 Hz

    Gas Standby Rating
    125 ekW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Stationary Emergency and Non-Emergency Application

  • DG125 (Single-phase and 3 phase) (60 Hz)
    DG125 (Single-phase and 3 phase) (60 Hz)

    Frequency
    60 Hz

    Gas Standby Rating
    125 ekW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Stationary Emergency and Non-Emergency Application

  • DG100 (60 Hz)
    DG100 (60 Hz)

    Frequency
    60 Hz

    Gas Standby Rating
    100 ekW

    Emissions/Fuel Strategy
    U.S. EPA Certified for Stationary Emergency Application

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Association Discounts Available.

Butler has special association discounts available to medical professionals, first responders, active military, veterans, FFA members and more.

Contact us today to save up to $2,000 on the purchase.

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