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Model # 2.8HGJBB- 1120A
MSRP: $2,550.00
Every Day Price: $2,305.00
You Save: $245.00
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Cummins Onan QG RV Generator 2800 Gasoline

  • Microprocessor control with diagnostics and lightweight, compact design
  • Gasoline or LP fueled
  • Quietest generator sets of their size
  • Easy maintenance with single-side service
  • Completely enclosed with muffler, easy to install
  • 3-year limited warranty
  • Low fuel consumption


Onan RV 2.8HGJBB-1120A Details and Specifications

Cummins Onan QG Gasoline powered 2800 watt RV generator. Perfect for travel trailers, truck campers, and folding camping trailers.  Runs one air conditioner with power to spare.  Lightweight, compact, and easy to install.  Easy maintenance with single-side service.  Quietest generator set of its size.


  • Microprocessor control with diagnostics and lightweight, compact design.
  • Gasoline fueled.
  • Quietest generator sets of their size.
  • Easy maintenance with single-side service.
  • Completely enclosed with muffler, quick and easy to install.
  • 3-year limited warranty
  • Low fuel consumption
  • 2.8kW QG RV generator set will start and run one 13500 Btu high efficiency air conditioner (15.5 amps or less) plus 600 watt base load with an additional 300 watts of power available.


Product Specifications

Model Number 2.8HGJBB-1120A
Manufacturer Cummins Onan
Made In USA Yes
Rated Watts 2800
Rated Amps 23.3
Voltage 120V Single Phase
A/C Ton Rating Up to 13500 Btu
Decibel Rating 70 dB(A) @ 10 ft. half load
Starting System Electric
Low Oil Alert Low Oil Shutdown
Mainline Breaker 25 Amps
Hour Meter Available on optional remote panel
Shipping Weight 125 lbs.
Dimensions (Inches) 22L x 16.3W x 12.8H
Engine Brand EX21
Engine RPM 3600 RPM
Cooling System Air Cooled
Alternator Type Cummins 2-Pole Revolving Field
Frequency 60 Hz
Auto Voltage Regulation Electronic
Fuel Type Gasoline
Fuel Tank Size Customer Supplied
Run Time (50% Load) .28 gal/hr
Warranty Information
Consumer Warranty 3 Year Limited
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Shipping Terms

All generators include 24 hour delivery notification and residential delivery. Liftgate service is available on all air-cooled generators and some liquid cooled units – Please call for verification. Free Shipping is curbside service only. Curbside service means the freight company will deliver to your address and lower your generator to the ground. The freight company will not back down driveways, place a generator in a building or where it is being installed. You are responsible for arranging the movement and setting of the generator.

Some restrictions apply to "Free Shipping" you may either view our
Shipping Information page or contact us for details.