The Kohler GMKD4000 generator is listed with standby output of 4000 kW, Diesel fuel, 60 Hz operation, 5 available voltage configurations, Three phase, and sound level of 99 dBA @ 23 ft (7 m).
Generator • Diesel • 60 Hz • Three phase
Key specifications
Useful generator charts
Charts are shown only when this model has enough usable source data.
85.3 gal/hr
153.3 gal/hr
230 gal/hr
280 gal/hr
51.5 kW
51.6 kW
4,000 kW
3,640 kW
How the Kohler GMKD4000 compares
This compares the supplied numeric specification with Kohler generators in the same broad standby-power class where enough comparable data exists.
About 105% above the similar-output Kohler average. Around the 99th percentile for this field.
About 129% above the similar-output Kohler average. Around the 99th percentile for this field.
Very close to the similar-output Kohler average. Around the 83rd percentile for this field.
About 182% above the similar-output Kohler average. Around the 99th percentile for this field.
Generator information
| Manufacturer | Kohler |
|---|---|
| Model | GMKD4000 |
| Generator type | Generator |
| Fuel | Diesel |
| Frequency | 60 Hz |
Electrical output
| Standby power | 4000 kW |
|---|---|
| Prime power | 3640 kW |
| Standby kVA | 5000.0 |
| Voltage options | 2400/4160 V, 3810/6600 V, 7200/1247 V, 7620/1320 V, 7970/1380 V |
| Phase | Three phase |
| Power factor | 0.8 |
Engine, cooling and controls
| Engine model | Kohler KD103V20 |
|---|---|
| Engine displacement | 6, 285 cu in (103 L) |
| Aspiration / cooling | Turbocharged, Intercooled |
| Rated engine speed | 1800 rpm |
| Engine oil capacity | 184.9 gal (700 L) |
| Engine coolant capacity | 105.7 gal (400 L) |
| Oil capacity | 184.9 gal (700 L) |
| Coolant capacity | 321.5 gal (1, 217 L) |
| Maximum ambient | 122 °F (50 °C) |
| Controller | APM603, APM802 |
| Alternator | KH09370TO4D, KH10171TO4D (4-pole, Class H insulation) |
| Emissions | Tier 2 |
Physical specifications
| Dry weight | 77, 601 lb (35, 199 kg) |
|---|---|
| Dimensions (L × W × H) | 325.3 × 124.9 × 135.9 in (8263 × 3172 × 3451 mm) |
| Sound level | 99 dBA @ 23 ft (7 m) |
Battery
| Battery cranking | 1110 CCA |
|---|---|
| Battery voltage | 12 V |
| Battery quantity | 4 |
Fuel consumption
| Standby | 85.3 gal/h (323.0 L/h) @ 25%; 153.3 gal/h (580.0 L/h) @ 50%; 230.0 gal/h (870.0 L/h) @ 75%; 280.0 gal/h (1060.0 L/h) @ 100% |
|---|---|
| Prime | 79.1 gal/h (299.0 L/h) @ 25%; 140.0 gal/h (530.0 L/h) @ 50%; 204.5 gal/h (774.0 L/h) @ 75%; 253.3 gal/h (959.0 L/h) @ 100% |
Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Kohler North America generator website.