The Cummins Onan 2.5LK generator is listed with standby output of 2 kW, Gasoline (gas optional) fuel, 60 Hz operation, 120/240 V output, Single phase, and rated current of 30 A.
Generator • Gasoline (gas optional) • 60 Hz • Single phase
Key specifications
Useful generator charts
Charts are shown only when this model has enough usable source data.
0.3 kW
24.1 kW
How the Cummins Onan 2.5LK compares
This compares the supplied numeric specification with Cummins Onan generators in the same broad standby-power class where enough comparable data exists.
About 68% below the similar-output Cummins Onan average. Around the 14th percentile for this field.
Very close to the similar-output Cummins Onan average. Around the 57th percentile for this field.
About 858% above the similar-output Cummins Onan average. Around the 99th percentile for this field.
About 33% below the similar-output Cummins Onan average. Around the 38th percentile for this field.
Generator information
| Manufacturer | Cummins Onan |
|---|---|
| Model | 2.5LK |
| Generator type | Generator |
| Fuel | Gasoline (gas optional) |
| Frequency | 60 Hz |
Electrical output
| Standby power | 2 kW |
|---|---|
| Voltage options | 120/240 V |
| Phase | Single phase |
| Rated current | 30 A |
| Circuit breaker | 15 A |
Engine, cooling and controls
| Engine model | Cummins/Onan 2.5LK-3R |
|---|---|
| Engine displacement | 25 cu in (0.417 L) |
| Aspiration / cooling | IC |
| Rated engine speed | 1800 rpm |
| Oil capacity | 0.53 gal (2 L) |
Physical specifications
| Dry weight | 6, 614 lb (3, 000 kg) |
|---|---|
| Dimensions (L × W × H) | 106.3 × 98.4 × 66.9 in (2700 × 2500 × 1700 mm) |
Battery
| Battery group | SAE group 1H |
|---|---|
| Battery voltage | 12 V |
| Battery quantity | 2 |
Maintenance and service parts
| Engine oil | Interval: 1200 hr |
|---|---|
| Oil filter | Interval: 27 hr |
Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Cummins North America generator website.