Specifications
| Fuel | diesel |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 1000 kW |
| Standby kVA | 1250 |
| Prime power | 900 kW |
| Emissions | Tier 2 |
| Controller | Digital G-200, InteliGen NT |
| Oil capacity | 180.0 L |
| Alternator | K1000064N22 (4-pole, Class H insulation) |
| Voltage options | 277/480 V, 346/600 V |
| Phase | 3-phase |
| Power factor | 0.8 |
| Battery group | 8D |
| Battery voltage | 12 VDC V |
| Battery quantity | 4 |
| Coolant capacity | 289 L |
| Max ambient | 50 °C |
| Dimensions (L×W×H) | 4420×2261×2489 mm |
| Dry weight | 10586 kg |
Engine
| Oil capacity | 200.0 L |
|---|---|
| Coolant capacity | 288.0 L |
| Displacement | 37.11 L |
| Aspiration | Turbocharged |
| Rated speed | 1800 rpm |
Maintenance & consumables
for the Mitsubishi S12H-Y2PTAW-1| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | — | find | |||
| Fuel filter | ×4 | — | find | ||
| Oil filter | Cartridge | ×5 | GM13942 | Amazon eBay $25.00 PartsGeek | |
| Belt | — | find | |||
| Coolant | Demineralized water or distilled water, 40-60% anti-freeze based on a theoretical temperature that is 9-18°F (5-10°C) below the lowest temperature expected in the area | — | |||
| Oil | 200.0 | — | 30 hr |
Common questions
What is the power rating of the Generac MD1000?
The Generac MD1000 is rated 1000 kW standby (1250.0 kVA).
What engine does the Generac MD1000 use?
The Generac MD1000 is powered by the Mitsubishi S12H-Y2PTAW-1 engine.
What fuel does the Generac MD1000 use?
The Generac MD1000 runs on diesel.
What is the oil capacity of the Generac MD1000?
The Mitsubishi S12H-Y2PTAW-1 engine in the Generac MD1000 has an oil capacity of 200.0 liters.
What alternator does the Generac MD1000 use?
The Generac MD1000 uses a K1000064N22 alternator. It has 4 poles. Insulation class H.
Parts
15| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 01865 | Fuel/Water Filtering System | Fuel filter | PartsGeek | |
| 18650 | Oil filter | PartsGeek | ||
| 01858 | Engine Oil Recommendations | Service part / kit | PartsGeek | |
| 01859 | Serial Number Locations | Service part / kit | PartsGeek | |
| 01860 | GFCI Receptacle and Interior Light Timer | Service part / kit | PartsGeek | |
| 01861 | Component Locations - Left Side | Service part / kit | PartsGeek | |
| 01862 | Component Locations - Right Side | Service part / kit | PartsGeek | |
| 01863 | Control Panel | Service part / kit | PartsGeek | |
| 01864 | Digital Controller | Service part / kit | PartsGeek | |
| 01866 | Parallel Setup and Operation | Service part / kit | PartsGeek | |
| 01867 | Generator Output Connections | Service part / kit | PartsGeek | |
| 01868 | Voltage Regulator | Service part / kit | PartsGeek | |
| 01870 | Transfer switch operation manual | Service part / kit | PartsGeek | |
| 01871 | Maintenance schedule and basic maintenance tasks for MCG1000MT2 | Service part / kit | PartsGeek | |
| 01873 | Maintenance schedule and extended maintenance tasks for MCG1000MT2 | Service part / kit | PartsGeek |
Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.
Fuel consumption
| Rating | Load | L/h | gal/h |
|---|---|---|---|
| Prime | 25% | 56.6 | 15.4 |
| Prime | 50% | 101.4 | 26.8 |
| Prime | 75% | 150.6 | 39.8 |
| Prime | 100% | 212.8 | 56.2 |
| Standby | 25% | 90.0 | 23.8 |
| Standby | 50% | 166.0 | 44.0 |
| Standby | 75% | 250.0 | 66.0 |
| Standby | 100% | 314.0 | 82.9 |
Available documents
Brochure — COUNTY-JAIL (Generac)Spec sheet — Generac 1000kW MD1000 Diesel Generator 37.1L (Generac)Spec sheet — md01000gem-1000kw-gemini-diesel-generator-specsheet (Generac)Spec sheet — md1000-0l1428a (Generac)