The Cummins Onan MDKAF generator is listed with standby output of 25 kW, Diesel fuel, 60 Hz operation, 120/240 V, 120/208 V output, and Single phase / Three.
Generator • Diesel • 60 Hz • Single phase / Three
Key specifications
Useful generator charts
Charts are shown only when this model has enough usable source data.
25.8 kW
19.2 kW
25 kW
25 kW
How the Cummins Onan MDKAF compares
This compares the supplied numeric specification with Cummins Onan generators in the same broad standby-power class where enough comparable data exists.
About 21% above the similar-output Cummins Onan average. Around the 82nd percentile for this field.
About 25% below the similar-output Cummins Onan average. Around the 38th percentile for this field.
About 80% above the similar-output Cummins Onan average. Around the 98th percentile for this field.
Generator information
| Manufacturer | Cummins Onan |
|---|---|
| Model | MDKAF |
| Generator type | Generator |
| Fuel | Diesel |
| Frequency | 60 Hz |
Electrical output
| Standby power | 25 kW |
|---|---|
| Prime power | 25 kW |
| Standby kVA | 25.0 |
| Voltage options | 120/240 V, 120/208 V |
| Phase | Single phase / Three |
| Power factor | 0.8 |
Engine, cooling and controls
| Engine model | Kubota V2803B |
|---|---|
| Engine displacement | 168 cu in (2.746 L) |
| Rated engine speed | 1800 rpm |
| Engine oil capacity | 3.17 gal (12 L) |
| Engine coolant capacity | 2.01 gal (7.6 L) |
| Oil capacity | 3.17 gal (12 L) |
| Coolant capacity | 2.01 gal (7.6 L) |
Physical specifications
| Dry weight | 970 lb (440 kg) |
|---|---|
| Dimensions (L × W × H) | 48.5 × 20.3 × 29.2 in (1232 × 516 × 742 mm) |
Battery
| Battery cranking | 360 CCA |
|---|---|
| Battery voltage | 12 V |
| Battery quantity | 1 |
Maintenance and service parts
| Engine oil | Specification: Lube oil; Capacity: 7.6 L |
|---|---|
| Coolant | Specification: Engine coolant; Capacity: 7.6 L |
Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Cummins North America generator website.