The Cummins Onan 4.0CCK generator is listed with standby output of 4 kW, Gasoline, Gaseous Fuel fuel, 60 Hz operation, 120/240 V output, and Single phase.
Generator • Gasoline, Gaseous Fuel • 60 Hz • Single phase
Key specifications
Useful generator charts
Charts are shown only when this model has enough usable source data.
6.3 kW
24.1 kW
4 kW
3 kW
How the Cummins Onan 4.0CCK compares
This compares the supplied numeric specification with Cummins Onan generators in the same broad standby-power class where enough comparable data exists.
About 36% below the similar-output Cummins Onan average. Around the 36th percentile for this field.
About 7% below the similar-output Cummins Onan average. Around the 70th percentile for this field.
About 28% above the similar-output Cummins Onan average. Around the 62nd percentile for this field.
Generator information
| Manufacturer | Cummins Onan |
|---|---|
| Model | 4.0CCK |
| Generator type | Generator |
| Fuel | Gasoline, Gaseous Fuel |
| Frequency | 60 Hz |
Electrical output
| Standby power | 4 kW |
|---|---|
| Prime power | 3 kW |
| Standby kVA | 9.0 |
| Voltage options | 120/240 V |
| Phase | Single phase |
| Power factor | 1 |
Engine, cooling and controls
| Engine model | Cummins/Onan CCK |
|---|---|
| Rated engine speed | 1500 rpm |
| Oil capacity | 1 gal (3.8 L) |
| Alternator | Cummins/Onan 30 |
Physical specifications
| Dry weight | 639 lb (290 kg) |
|---|---|
| Dimensions (L × W × H) | 29.5 × 19.1 × 22.5 in (750 × 486 × 571 mm) |
Battery
| Battery group | SAE Group 60 |
|---|---|
| Battery voltage | 12 V |
| Battery quantity | 1 |
Fuel system and runtime
| Fuel tank | 3.96 gal (15 L) |
|---|
Maintenance and service parts
| Engine oil | Interval: 50 hr; Capacity: 4.6 |
|---|---|
| Air filter | Interval: 50 hr |
Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Cummins North America generator website.