Specifications
| Fuel | diesel |
|---|---|
| Frequency | 50.0 Hz |
| Standby power | 40 kW |
| Standby kVA | 40 |
| Prime power | 35 kW |
| Emissions | EPA Tier 3 |
| Voltage options | 110 V, 220 V, 115 V, 230 V, 120 V, 240 V |
| Phase | 1 |
| Dimensions (L×W×H) | 1738×840×1039 mm |
| Dry weight | 1072 kg |
| Sound level | 72.0 dBA @ 1 m |
Maintenance & consumables
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | — | 8 hr | find | ||
| Fuel filter | — | 8 hr | find | ||
| Belt | — | 8 hr | find | ||
| Coolant | — | 8 hr | |||
| Oil | — | 4 hr |
Common questions
What is the power rating of the Cummins/Onan MDDC?
The Cummins/Onan MDDC is rated 40 kW standby (40.0 kVA).
What fuel does the Cummins/Onan MDDC use?
The Cummins/Onan MDDC runs on diesel.
Parts
5| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 140-3752 | Air Filter | Air filter | buy | |
| 185-7444 | Oil Filter | Oil filter | Amazon eBay $29.95 | |
| 420-0577 | Oil Filter Wrench | Oil filter wrench | buy | |
| F1379 | Siphon Break Kit | Siphon break | buy | |
| 10-2013 | Exhaust System Illustration | Service part / kit | buy |
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 | 0% | 2.5 | 0.7 |
| Prime | 0% | 3.9 | 1.0 |
| Prime | 0% | 5.2 | 1.4 |
| Prime | 1% | 6.6 | 1.7 |
| Standby | 0% | 0.8 | 0.3 |
| Standby | 0% | 1.0 | 0.3 |
| Standby | 0% | 1.3 | 0.4 |
| Standby | 1% | 1.7 | 0.4 |
Available documents
Spec sheetOperator's manualParts manualService manual