The Generac MGG450 compressor is listed with standby output of 360 kW, NG/LP fuel, 50 Hz operation, 440/231 V, 400/220 V output, Three phase, rated current of 541 / 520 A, and sound level of 84 dBA @ 23 ft (7 m).
Generator • NG/LP • 50 Hz • Three phase
Key specifications
Visual model specs
Built only from this model’s supplied generator specifications.
360 kW
288 kW
8.19 gal
33.55 gal
How the Generac MGG450 compares
This compares the supplied numeric specification with Generac generators in the same broad standby-power class where enough comparable data exists.
About 41% above the similar-output Generac average. Around the 89th percentile for this field.
About 77% above the similar-output Generac average. Around the 92nd percentile for this field.
About 4% above the similar-output Generac average. Around the 59th percentile for this field.
About 9% above the similar-output Generac average. Around the 49th percentile for this field.
Generator information
| Manufacturer | Generac |
|---|---|
| Model | MGG450 |
| Generator type | Generator |
| Fuel | NG/LP |
| Frequency | 50 Hz |
Electrical output
| Standby power | 360 kW |
|---|---|
| Prime power | 288 kW |
| Standby kVA | 450.0 |
| Voltage options | 440/231 V, 400/220 V |
| Phase | Three phase |
| Rated current | 541 / 520 A |
| Power factor | 0.8 |
| Circuit breaker | 600 A |
Engine, cooling and controls
| Oil capacity | 8.19 gal (31 L) |
|---|---|
| Coolant capacity | 33.5 gal (127 L) |
| Maximum ambient | 104 °F (40 °C) |
| Controller | Motortech All-In-One digital |
| Alternator | Leroy-Somer LSA 47.2 S4 (4-pole, Class H insulation) |
| Emissions | EPA Certified: Mobile and Stationary Non-Emergency |
Physical specifications
| Dry weight | 12, 110 lb (5, 493 kg) |
|---|---|
| Dimensions (L × W × H) | 203.9 × 72 × 101.2 in (5180 × 1830 × 2570 mm) |
| Sound level | 84 dBA @ 23 ft (7 m) |
Battery
| Battery group | 8D |
|---|---|
| Battery cranking | 1450 CCA |
| Battery voltage | 12V V |
| Battery quantity | 2 |
Fuel system and runtime
| Fuel tank | 23 gal (87 L) |
|---|
Disclaimer: Specifications should be verified against the official owner’s manual and confirmed on the Generac USA website.