Performance You Rely On.



Commercial Mobile Fire Utility Vehicle Specialty Vehicles

Commercial Quiet Gas™ Series

Cummins Onan gasoline generator setDesigned for tough commercial applications, Quiet Gas Series generators are loaded with quality features. These include exceptionally low noise and vibration, easy installation, diagnostic capability and digital regulation that maintains voltage stability as loads change. The Quiet Gas EFI is the first Electronic Fuel Injection generator set in the industry.

The 5500 kW and above models are designed to consistently perform in applications where dependability and high quality power are essential. They're built to be the quietest in their class and the enclosed muffler provides easy installation.

The advanced digital control provides extensive diagnostic capabilities by constantly monitoring the generator set's operation and alerting the user to potential problems. It also assists the operator or service personnel in troubleshooting a variety of operating conditions and service checks.

The 4000 kW and under generator sets are ideal for light and medium-duty applications with small size and weight constraints. They feature exceptionally quiet operation, single-side servicing, and an enclosed muffler.

Quiet Gas Commercial Generator Sets

Select up to three of the following models for a detailed comparison of features.

60 Hz Generators


Commercial QG 2800
Commercial QG 2800
2.8 kW. Ideal for light and medium-duty applications with small size and weight constraints. Features exceptionally quiet operation, single-side servicing, and an enclosed muffler.
Commercial QG 4000
Commercial QG 4000
4 kW. Ideal for light and medium-duty applications with small size and weight constraints. Features exceptionally quiet operation, single-side servicing, and an enclosed muffler.
Commercial QG 5500 EFI
Commercial QG 5500 EFI
5.5 kW. Electronic fuel injection. Designed for tough commercial applications. Include exceptionally low noise and vibration, easy installation, diagnostic capability and digital regulation that maintains voltage stability as loads change.
Commercial QG 5500
Commercial QG 5500
5.5 kW. Designed for tough commercial applications. Include exceptionally low noise and vibration, easy installation, diagnostic capability and digital regulation that maintains voltage stability as loads change.
Commercial QG 7000 EFI
Commercial QG 7000 EFI
7 kW. Electronic fuel injection. Designed for tough commercial applications. Include exceptionally low noise and vibration, easy installation, diagnostic capability and digital regulation that maintains voltage stability as loads change.
Commercial QG 7000
Commercial QG 7000
7 kW. Designed for tough commercial applications. Include exceptionally low noise and vibration, easy installation, diagnostic capability and digital regulation that maintains voltage stability as loads change.

50 Hz Generators


Commercial QG 2300
Commercial QG 2300
2.3 kW. Ideal for light and medium-duty applications with small size and weight constraints. Features exceptionally quiet operation, single-side servicing, and an enclosed muffler.
Commercial QG 3600
Commercial QG 3600
3.6 kW. Ideal for light and medium-duty applications with small size and weight constraints. Features exceptionally quiet operation, single-side servicing, and an enclosed muffler.
.Cummins Inc.

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