Specifications
| Standby power | 73 kW |
|---|---|
| Emissions | EPA Tier 4i, EU Stage IIIA |
| Oil capacity | 12.1 L |
| Alternator | 100 amps |
| Dimensions (L×W×H) | 865×720×941 mm |
| Dry weight | 371 kg |
Engine
| Displacement | 4.5 L |
|---|---|
| Aspiration | Turbocharged and charge air cooled |
| Rated speed | 1800 rpm |
Maintenance & consumables
for the Cummins/Onan QSB5| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | — | ||||
| Fuel filter | — | ||||
| Oil filter | — | ||||
| Battery | — | ||||
| Belt | — | ||||
| Coolant | — | ||||
| Oil | Lube oil filter type(s) | — | |||
| Spark plug | — |
Common questions
What is the power rating of the Cummins/Onan QSB5-G8?
The Cummins/Onan QSB5-G8 is rated 73 kW standby.
Which engine powers the Cummins/Onan QSB5-G8?
The Cummins/Onan QSB5-G8 is powered by the Cummins/Onan QSB5 engine.
What alternator does the Cummins/Onan QSB5-G8 use?
The Cummins/Onan QSB5-G8 uses a 100 amps alternator.
Parts
1| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 3666496 | Service part / kit | Amazon eBay $102.95 |
Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.
Fuel consumption
| Rating | Load | L/h | gal/h |
|---|---|---|---|
| Prime | 100% | 20.0 | 5.3 |
| Standby | 100% | 23.0 | 6.1 |
Available documents
Spec sheet — QSB5-G8 (Cummins/Onan)