The Generac MD 500 compressor is listed with standby output of 500 kW, Diesel fuel, 60 Hz operation, 277/480 V, 600 V output, Three phase, rated current of 752 A, and sound level of 87 dBA @ 23 ft (7 m).
Generator • Diesel • 60 Hz • Three phase
Key specifications
Visual model specs
Built only from this model’s supplied generator specifications.
500 kW
450 kW
7.13 gal
122.05 gal
How the Generac MD 500 compares
This compares the supplied numeric specification with Generac generators in the same broad standby-power class where enough comparable data exists.
About 16% below the similar-output Generac average. Around the 37th percentile for this field.
About 45% below the similar-output Generac average. Around the 21st percentile for this field.
About 20% below the similar-output Generac average. Around the 45th percentile for this field.
About 3% above the similar-output Generac average. Around the 50th percentile for this field.
About 61% below the similar-output Generac average. Around the 4th percentile for this field.
Generator information
| Manufacturer | Generac |
|---|---|
| Model | MD 500 |
| Generator type | Generator |
| Fuel | Diesel |
| Frequency | 60 Hz |
Electrical output
| Standby power | 500 kW |
|---|---|
| Prime power | 450 kW |
| Standby kVA | 625.0 |
| Voltage options | 277/480 V, 600 V |
| Phase | Three phase |
| Rated current | 752 A |
| Power factor | 0.8 |
| Circuit breaker | 1000 A |
Engine, cooling and controls
| Oil capacity | 7.13 gal (27 L) |
|---|---|
| Coolant capacity | 122 gal (462 L) |
| Maximum ambient | 122 °F (50 °C) |
| Controller | DSE G8601, Digital G-200, PowerManager Digital Platform |
| Alternator | Marathon MagnaMax PMG 572RSL4024 |
| Emissions | Tier II |
Physical specifications
| Dry weight | 10, 434 lb (4, 733 kg) |
|---|---|
| Dimensions (L × W × H) | 154.4 × 71 × 67.3 in (3923 × 1803 × 1709 mm) |
| Sound level | 87 dBA @ 23 ft (7 m) |
Battery
| Battery group | 27F |
|---|---|
| Battery cranking | 700 CCA |
| Battery voltage | 24VDC V |
| Battery quantity | 2 |
Fuel system and runtime
| Fuel tank | 0 gal (0 L) |
|---|---|
| Tank runtime | 26.9 hr |
Disclaimer: Specifications should be verified against the official owner’s manual and confirmed on the Generac USA website.