Cummins Onan RV generator set
RV QG 2800
- 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, quick and easy to install.
- 3-year limited warranty
- Low fuel consumption
- Cummins Onan sound-attenuating enclosure
- Focalized mounting system with vibration isolators
- Cross-flow cooling
- Sheet steel drip controlling base
- Enclosed muffler
- USDA Forest Service approved spark arrestor muffler
- Adjustable mechanical governor
- Automatic choke
- Overhead cam
- Single-side service
- Low oil level shutdown
- Electric fuel pump (gasoline); electric solenoid (LP)
- Mounted control panel
- Sealed remote start connector
- Electric start
- Fused DC circuits to protect set wiring and remote control wiring
- Magnetic circuit breaker
- 50 in (1.3 m)generator set output leads
- Solid-state ignition
- Standard onboard diagnostic capability
Weight, Size & Sound Levels
| Weight | 125 lbs | (57 kg) |
| Length | 22.0 in | (560 mm) |
| Width | 16.3 in | (415 mm) |
| Height | 12.8 in | (325 mm) |
| Sound | 70 dB(A) | (readings at 10 ft (3 m) half load) |
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– Meets National Park Service sound level requirements (60 dB(A) @ 50 ft) for national park use.
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Model Ratings
| Model | Fuel | Hz | RPM | Watts | Voltage | Amps | Phase | Circuit Breaker |
| 2.8HGJBB-1120A | Gasoline | 60 | 3600 | 2800 | 120 | 23.3 | 1 | 25A |
| 2.8HGJBB-1124A | Gasoline | 60 | 3600 | 2800 | 100 | 28 | 1 | 30A |
Specification sheet
Operator manual
Ambient conditions for rated power output with muffler and RV enclosure, per ISO 8528-1:
– Temperature: 77° F(25° C)
– Altitude: 500 ft (152.4 m), (99 kPa dry)
Typical power output change based on ambient conditions:
– Temperature: Power output decreases 1% for every 10° F (5.5° C) increase
– Altitude: Power output decreases 3.5% for every 1000 ft (305 m) increase
- Actual performance may vary slightly based on installation and operating conditions.
Warranty
This limited warranty covers virtually everything except routine maintenance for the first two years you own your RV generator set, and covers parts and labor on major power train and generator set parts during the third year. In addition, it also includes a free 90-day adjustment policy, which provides that Cummins Inc. will make minor adjustments during the first three months you own it – free of charge! Please note: This 3-year limited warranty applies to RV generator sets used in RV applications only, and does not apply to RV generator sets used in commercial mobile applications.



