The Generac MMG205 compressor is listed with standby output of 174 kW, diesel fuel, 60 Hz operation, 120/240 V, 120/208 V, 277/480 V output, and sound level of 68 dBA @ 23 ft (7 m).
Generator • diesel • 60 Hz
Key specifications
Visual model specs
Built only from this model’s supplied generator specifications.
174 kW
164 kW
How the Generac MMG205 compares
This compares the supplied numeric specification with Generac generators in the same broad standby-power class where enough comparable data exists.
About 32% below the similar-output Generac average. Around the 23rd percentile for this field.
About 3% below the similar-output Generac average. Around the 67th percentile for this field.
About 16% below the similar-output Generac average. Around the 7th percentile for this field.
About 16% above the similar-output Generac average. Around the 68th percentile for this field.
Generator information
| Manufacturer | Generac |
|---|---|
| Model | MMG205 |
| Generator type | Generator |
| Fuel | diesel |
| Frequency | 60 Hz |
Electrical output
| Standby power | 174 kW |
|---|---|
| Prime power | 164 kW |
| Standby kVA | 217.0 |
| Voltage options | 120/240 V, 120/208 V, 277/480 V |
| Circuit breaker | 800 A |
Engine, cooling and controls
| Oil capacity | 8.72 gal (33 L) |
|---|---|
| Maximum ambient | 120 °F (49 °C) |
| Controller | Power Zone |
| Emissions | Interim Tier IV |
Physical specifications
| Dry weight | 6, 625 lb (3, 005 kg) |
|---|---|
| Dimensions (L × W × H) | 144.1 × 50 × 77.2 in (3660 × 1270 × 1960 mm) |
| Sound level | 68 dBA @ 23 ft (7 m) |
Battery
| Battery cranking | 1000 CCA |
|---|
Fuel system and runtime
| Fuel tank | 342 gal (1, 294.6 L) |
|---|---|
| Tank runtime | 24.5 hr |
Disclaimer: Specifications should be verified against the official owner’s manual and confirmed on the Generac USA website.