Specifications
| Fuel | diesel |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 127 kW |
| Standby kVA | 159 |
| Prime power | 116 kW |
| Emissions | Tier III |
| Controller | Microprocessor-based controller |
| Oil capacity | 13.7 L |
| Voltage options | 120/240 V, 120/208 V, 277/480 V |
| Circuit breaker | 600 A |
| Battery cranking | 1000 CCA |
| Max ambient | 48.89 °C |
| Dimensions (L×W×H) | 5330×2180×2360 mm |
| Dry weight | 3329 kg |
| Sound level | 68.0 dBA @ 7 m |
| Fuel tank | 1294.6 L |
| Tank runtime | 36 hr |
Engine
| Oil capacity | 13.7 L |
|---|---|
| Coolant capacity | 29.8 L |
| Displacement | 4.5 L |
| Aspiration | turbocharged |
| Rated speed | 1800 rpm |
Maintenance & consumables
for the John Deere PE4045HF285| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | — | ||||
| Fuel filter | — | ||||
| Oil filter | — | ||||
| Battery | — | ||||
| Belt | — | ||||
| Coolant | — | ||||
| Coolant filter | — | ||||
| Oil | — | ||||
| Spark plug | — |
Common questions
What size generator is the Generac MMG150D?
The Generac MMG150D is rated 127 kW standby (159.0 kVA).
What engine does the Generac MMG150D use?
The Generac MMG150D is powered by the John Deere PE4045HF285 engine.
What fuel does the Generac MMG150D use?
The Generac MMG150D runs on diesel.
How much oil does the Generac MMG150D take?
The John Deere PE4045HF285 engine in the Generac MMG150D has an oil capacity of 13.7 liters.
Parts
23| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 100-001 | Air Filter | 1 | Air filter | Amazon Amazon eBay |
| 25-1476 | Air Filter Minders | 1 | Air filter | Amazon eBay |
| 25-1483 | Primary Air Cleaners | 1 | Air filter | Amazon eBay |
| 25-1639 | Fuel Filters | 1 | Fuel filter | Amazon eBay |
| 25-1648 | Oil Filters | 1 | Oil filter | Amazon eBay |
| PP88S12 | Pump PP88S12 | 1 | Pump | Amazon eBay |
| 01615 | Enclosure Panels | Service part / kit | Amazon eBay | |
| 01616 | Unit Decals - Left Side - MMG120 | Service part / kit | Amazon eBay | |
| 12142 | Decal, ground | 1 | Service part / kit | Amazon $162.97 eBay |
| 18396 | Decal, Panel Light Switch, Single | 1 | Service part / kit | Amazon eBay KuduParts $53.00 |
| 21259 | Decal, Battery Charger (Optional) | 1 | Service part / kit | Amazon eBay |
| 22870 | Decal, Caution for 480V CSA | 1 | Service part / kit | Amazon eBay |
| 23597 | Decal, Panel Light Switch (Optional) | 1 | Service part / kit | Amazon eBay |
| 23827 | Decal, Controller Switches | 1 | Service part / kit | Amazon eBay |
| 23846 | Decal, Controller Instructions | 1 | Service part / kit | Amazon eBay |
| 24904 | Decal, 4 Pos. Outlet Usage in Delta (Optional for MMG100CAN Only) | 1 | Service part / kit | Amazon eBay |
| 28964 | Decal, Engine Block Heater (Optional) | 1 | Service part / kit | Amazon eBay |
| 30175 | Decal, UN31A Tank Caution (Optional) | 1 | Service part / kit | Amazon eBay FridayParts $85.00 |
| 30176 | Decal, Flex - Tier III | 1 | Service part / kit | Amazon eBay FridayParts $109.99 |
| 31024 | Decal, Fan Clutch (Optional) | 1 | Service part / kit | Amazon eBay |
| 33787 | Decal, Generator - Voltage Configuration (MMG100CAN6 Only) | 1 | Service part / kit | Amazon eBay |
| 34274 | Decal, Generator - 600V Circuit Breakers (MMG100CAN6 Only) | 1 | Service part / kit | Amazon eBay |
| 34275 | Decal, Caution - 120 & 240 Outlets: 600V (MMG100CAN6 Only) | 1 | Service part / kit | Amazon eBay |
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 | 50% | 16.8 | 4.4 |
| Prime | 75% | 25.6 | 6.8 |
| Prime | 100% | 32.3 | 8.5 |
Available documents
Parts manual — 49860 (Generac)