Specifications
| Fuel | #2D Fuel |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 8 kW |
| Prime power | 6 kW |
| Oil capacity | 3.5 L |
| Voltage options | 120/240 V |
| Phase | 1-phase |
| Rated current | 33 A |
| Power factor | 1 |
| Battery group | 26F |
| Battery voltage | 12 V |
| Coolant capacity | 6.6 L |
| Max ambient | 43.3 °C |
| Dry weight | 555 kg |
| Sound level | 68.0 dBA @ 7 m |
| Fuel tank | 185.5 L |
Engine
| Oil capacity | 3.5 L |
|---|---|
| Coolant capacity | 2.8 L |
| Displacement | 0.954 L |
| Aspiration | Naturally Aspirated |
| Rated speed | 1800 rpm |
Common questions
What is the power rating of the Generac GR8?
The Generac GR8 is rated 8 kW standby.
What engine does the Generac GR8 use?
The Generac GR8 is powered by the ISM 1.0 DN engine.
What fuel does the Generac GR8 use?
The Generac GR8 runs on #2D Fuel.
What is the oil capacity of the Generac GR8?
The ISM 1.0 DN engine in the Generac GR8 has an oil capacity of 3.5 liters.
Fuel consumption
| Rating | Load | L/h | gal/h |
|---|---|---|---|
| Prime | 25% | 1.0 | 0.28 |
| Prime | 50% | 1.6 | 0.42 |
| Prime | 75% | 1.9 | 0.5 |
| Prime | 100% | 2.5 | 0.67 |
| Standby | 25% | 1.3 | 0.35 |
| Standby | 50% | 2.0 | 0.52 |
| Standby | 75% | 2.4 | 0.63 |
| Standby | 100% | 3.2 | 0.84 |
Available documents
Spec sheet — 0162990SBY (Generac)