The Generac MMG50ITM compressor is listed with standby output of 42 kW, 60 Hz operation, 120 V, 139 V, 208 V, 220 V, 240 V, 277 V output, Three phase / Single phase, and sound level of 68 dBA @ 75 ft (23 m).
Generator • 60 Hz • Three phase / Single phase
Key specifications
Visual model specs
Built only from this model’s supplied generator specifications.
42 kW
38 kW
How the Generac MMG50ITM compares
This compares the supplied numeric specification with Generac generators in the same broad standby-power class where enough comparable data exists.
Very close to the similar-output Generac average. Around the 46th percentile for this field.
About 77% above the similar-output Generac average. Around the 90th percentile for this field.
Very close to the similar-output Generac average. Around the 45th percentile for this field.
About 49% above the similar-output Generac average. Around the 80th percentile for this field.
Generator information
| Manufacturer | Generac |
|---|---|
| Model | MMG50ITM |
| Generator type | Generator |
| Frequency | 60 Hz |
Electrical output
| Standby power | 42 kW |
|---|---|
| Prime power | 38 kW |
| Standby kVA | 53.0 |
| Voltage options | 120 V, 139 V, 208 V, 220 V, 240 V, 277 V |
| Phase | Three phase / Single phase |
| Power factor | 1Ø: 1; 3Ø: 0.8 |
| Circuit breaker | 225 A |
Engine, cooling and controls
| Oil capacity | 2.75 gal (10.4 L) |
|---|---|
| Alternator | Marathon 286PSL1701 |
| Emissions | Final 4 |
Physical specifications
| Dry weight | 3, 252 lb (1, 475 kg) |
|---|---|
| Sound level | 68 dBA @ 75 ft (23 m) |
Battery
| Battery group | Group 35/55 |
|---|---|
| Battery cranking | 720 CCA |
| Battery voltage | 12 V |
| Battery quantity | 1 |
Fuel system and runtime
| Fuel tank | 104.1 gal (394 L) |
|---|---|
| Tank runtime | 28.5 hr |
Disclaimer: Specifications should be verified against the official owner’s manual and confirmed on the Generac USA website.