Specifications
| Fuel | Diesel |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 51 kW |
| Standby kVA | 64 |
| Prime power | 48 kW |
| Controller | PCL |
| Oil capacity | 9.5 L |
| Alternator | Cummins/Onan 4BT3.9G1 |
| Voltage options | 220 V, 480 V, 60 V |
| Phase | Three |
| Rated current | 51 A |
| Power factor | 0.8 |
| Circuit breaker | 51 A |
| Battery group | 165 A/hr |
| Battery voltage | 12 V |
| Battery quantity | 1 |
| Coolant capacity | 21 L |
| Max ambient | 40 °C |
| Fuel tank | 197.0 L |
Engine
| Oil capacity | 11.5 L |
|---|---|
| Coolant capacity | 21.0 L |
| Displacement | 3.92 L |
| Aspiration | Turbocharged |
| Rated speed | 1800 rpm |
Filters & service parts
model family| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Air cleaner with dry element and restriction indicator | — | find | ||
| Fuel filter | Spin-on paper element fuel filters | — | find | ||
| Oil filter | Spin-on full flow lube oil filter | — | find | ||
| Belt | Dual flexible fuel lines and connectors | — | find |
Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number.
Common questions
What is the power rating of the Cummins/Onan 48 DGCA?
The Cummins/Onan 48 DGCA is rated 51 kW standby (64.0 kVA).
What engine does the Cummins/Onan 48 DGCA use?
The Cummins/Onan 48 DGCA is powered by the Cummins/Onan 4BT3.9 G1 engine.
What fuel does the Cummins/Onan 48 DGCA use?
The Cummins/Onan 48 DGCA runs on Diesel.
What is the oil capacity of the Cummins/Onan 48 DGCA?
The Cummins/Onan 4BT3.9 G1 engine in the Cummins/Onan 48 DGCA has an oil capacity of 11.5 liters.
What alternator does the Cummins/Onan 48 DGCA use?
The Cummins/Onan 48 DGCA uses a Cummins/Onan 4BT3.9G1 alternator.
Parts
2| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 982-0200 | Air Filter | 6 | Air filter | PartsGeek |
| 965-0520 | Cooling Fan | 37 | Service part / kit | PartsGeek |
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 | 100% | 12.8 | 33.8 |
| Standby | 100% | 14.5 | 38.3 |
Available documents
Parts manual — 4B 60HZ 32~72kw (Cummins/Onan)