Generator Sets

For all your electric power generation demands — simple or complex, large or small, standby or prime power, MacAllister Power Systems will help you select and engineer your best solution.

We represent a complete line of Caterpillar Generator Sets that are available to operate on Diesel Fuel, Propane, Natural Gas, Landfill Methane, and Agricultural Bio-Gas.

Our experienced design engineers work with you to design the installation that best fits your requirements. We can provide stationary and mobile units including weather proof and sound attenuated enclosures in various sizes including the fuel tank.

We offer new, used, and rental generators for any situation.

  • New Diesel Generators from 12kW to 17,460kW
  • New Gas Generators from 25kW to 6,520kW
  • Used Generators in all configurations and sizes
  • Rental Generators in quiet sound attenuated enclosures from 20kW to 2,000kW

MacAllister Power Systems has been supplying and installing complete Emergency Standby Systems including customized controls, automatic transfer switches, and switchgear for over sixty years. We can provide turnkey solutions to meet your requirements.

Some of our applications include:

  • Landfill Methane Power Generation
  • Health Care Facilities
  • City and Municipality Water and Wastewater Backup Power
  • Data Centers
  • Universities
  • Nursing Homes
  • Commercial and Industrial Applications
  • Residential
  • Parallel Utility / Load Share

Learn more about Caterpillar Generator Sets at