The Cummins Onan 45 kWEM generator is listed with standby output of 45 kW, GaslGaso fuel, 12 V output, and Three phase.
Cummins Onan Generator Specifications
Generator • GaslGaso • Three phase
Standby power: 45 kWVoltage options: 12 V
Key specifications
45 kW Standby power
GaslGaso Fuel
12 V Voltage options
Three phase Phase
How the Cummins Onan 45 kWEM compares
This compares the supplied numeric specification with Cummins Onan generators in the same broad standby-power class where enough comparable data exists.
Standby power
45 kW
9% above avg
68th percentile
Oil capacity
1.74 gal
31% below avg
24th percentile
Standby power45 kW
Low 30 kWAverage 41.2 kWHigh 55 kW
About 9% above the similar-output Cummins Onan average. Around the 68th percentile for this field.
Oil capacity1.74 gal
Low 1.14 galAverage 2.54 galHigh 4.06 gal
About 31% below the similar-output Cummins Onan average. Around the 24th percentile for this field.
This model Peer average
Generator information
| Manufacturer | Cummins Onan |
|---|---|
| Model | 45 kWEM |
| Generator type | Generator |
| Fuel | GaslGaso |
Electrical output
| Standby power | 45 kW |
|---|---|
| Standby kVA | 56.0 |
| Voltage options | 12 V |
| Phase | Three phase |
Engine, cooling and controls
| Engine model | Ford CSG-6491 |
|---|---|
| Rated engine speed | 1800 rpm |
| Engine oil capacity | 1.74 gal (6.6 L) |
| Engine coolant capacity | 5.02 gal (19 L) |
| Oil capacity | 1.74 gal (6.6 L) |
| Coolant capacity | 5.02 gal (19 L) |
Battery
| Battery group | 60 |
|---|---|
| Battery voltage | 12 V |
Maintenance and service parts
| Engine oil | Specification: Change oil and filter at intervals recommended in the Periodic Maintenance Schedule. |
|---|---|
| Oil filter | Specification: Clean and check oil filter at every oil change. |
| Fuel filter | Specification: Replace fuel filter element over the spout in the fuel pump valve housing cover. Use proper type element. |
| Air filter | Specification: Periodic inspections to detect possible problems and replacement of worn or deteriorated parts. |
Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Cummins North America generator website.