The Generac MDG250 compressor is listed with standby output of 220 kW, Diesel fuel, 60 Hz operation, 120/240 V, 208/120 V, 240/120 V, 480/277 V output, and sound level of 75 dBA @ 23 ft (7 m).
Generator • Diesel • 60 Hz
Key specifications
Visual model specs
Built only from this model’s supplied generator specifications.
220 kW
200 kW
8.59 gal
11.1 gal
How the Generac MDG250 compares
This compares the supplied numeric specification with Generac generators in the same broad standby-power class where enough comparable data exists.
About 14% below the similar-output Generac average. Around the 37th percentile for this field.
About 37% above the similar-output Generac average. Around the 86th percentile for this field.
About 7% below the similar-output Generac average. Around the 25th percentile for this field.
About 14% above the similar-output Generac average. Around the 64th percentile for this field.
Generator information
| Manufacturer | Generac |
|---|---|
| Model | MDG250 |
| Generator type | Generator |
| Fuel | Diesel |
| Frequency | 60 Hz |
Electrical output
| Standby power | 220 kW |
|---|---|
| Prime power | 200 kW |
| Standby kVA | 275.0 |
| Voltage options | 120/240 V, 208/120 V, 240/120 V, 480/277 V |
| Circuit breaker | 900 A |
Engine, cooling and controls
| Oil capacity | 8.59 gal (32.5 L) |
|---|---|
| Coolant capacity | 11.1 gal (42 L) |
| Maximum ambient | 108 °F (42 °C) |
| Controller | Electronics DSE7310 MKII, Power Zone |
| Alternator | Marathon 431CSL6206 |
| Emissions | Tier 4 |
Physical specifications
| Dry weight | 9, 359 lb (4, 245 kg) |
|---|---|
| Sound level | 75 dBA @ 23 ft (7 m) |
Battery
| Battery group | 31 |
|---|---|
| Battery cranking | 950 CCA |
| Battery voltage | 12 V |
| Battery quantity | 1 |
Fuel system and runtime
| Fuel tank | 358 gal (1, 355 L) |
|---|---|
| Tank runtime | 33 hr |
Disclaimer: Specifications should be verified against the official owner’s manual and confirmed on the Generac USA website.