Specifications
| Fuel | Natural Gas / LP |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 42 kW |
| Standby kVA | 42 |
| Controller | PowerCommand 2100 |
| Voltage options | 120/240 V |
| Phase | 1 or 3 |
| Rated current | 350/175 A |
| Power factor | 1.0 |
| Circuit breaker | 175 A |
| Battery cranking | 620 CCA |
| Battery voltage | 12 V |
| Starting system | 12 V DC |
| Max ambient | 40 °C |
| Dimensions (L×W×H) | 2578×1049×1824 mm |
| Dry weight | 1160 kg |
| Sound level | 66.3 dBA @ 7 m |
Maintenance & consumables
for the Ford ESG6421-6005-A| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | — | ||||
| Oil filter | — | ||||
| Belt | — |
Service specifications
7| Type | Item | Value | Unit | Condition |
|---|---|---|---|---|
| Other | Compression ratio | 9.3 | ||
| Other | Frequency regulation | 0 | % | isochronous, no load to full load |
| Speed | Operating speed | 1800 | RPM | |
| Temperature | Cooling system ambient | 104 | °F | |
| Temperature | Operating temperature | -20 to 122 | °F | |
| Temperature | Temperature rise at rated load | less than 125 | °C | at rated load, standby rating |
| Voltage | Voltage regulation | 1 | % | no load to full load |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Common questions
What is the power rating of the Cummins/Onan 42GGFE?
The Cummins/Onan 42GGFE is rated 42 kW standby (42.0 kVA).
What engine is in the Cummins/Onan 42GGFE?
The Cummins/Onan 42GGFE is powered by the Ford ESG6421-6005-A engine.
What kind of fuel does the Cummins/Onan 42GGFE run on?
The Cummins/Onan 42GGFE runs on Natural Gas / LP.
How loud is the Cummins/Onan 42GGFE?
The Cummins/Onan 42GGFE is rated at 66.3 dBA at 7 m, per the manufacturer specification sheet.
What is the dry weight of the Cummins/Onan 42GGFE?
The Cummins/Onan 42GGFE has a dry weight of 1160 kg (2557 lb).
What voltages is the Cummins/Onan 42GGFE available in?
The Cummins/Onan 42GGFE is offered in 120/240 V, 1 or 3-phase.
How many cold cranking amps does the Cummins/Onan 42GGFE require?
The Cummins/Onan 42GGFE uses 12 V each, 620 CCA, per the manufacturer specification sheet. The starting system is 12 V DC.
Troubleshooting
6Fault codes
| Code | Meaning |
|---|---|
| 121 | Speed Signal Lost |
| 135 | Oil Pressure Sensor High |
| 141 | Oil Pressure Sensor Low |
| 143 | Pre-Low Oil Pressure Sensor |
| 144 | Coolant Temperature Sensor High |
| 145 | Coolant Temperature Sensor Low |
Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing. Full Cummins/Onan 42GGFE troubleshooting guide (53 entries) →
Parts
10| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 122-0859 | Filter, Oil | 1 | Oil filter | Amazon eBay |
| 140-3147 | Element, Replacement - Air Cleaner | 1 | Air filter | Amazon eBay |
| 140-3272 | Element, Replacement - Air Cleaner Heavy Duty | 1 | Air filter | Amazon eBay |
| 146-0807 | Gasket, Throttle Body | 1 | Gasket | Amazon eBay |
| 193-0444 | Sender, Oil Pressure (S1) | 1 | Sensor | Amazon eBay |
| 193-0529-01 | Sender, Oil Temperature | 1 | Sensor | Amazon eBay |
| 503-2296-01 | Hose, Breather | 1 | Breather hose | Amazon eBay |
| 504-0176 | Valve, Oil Drain | 1 | Oil filter | Amazon eBay |
| 511-0161-19 | Belt, Serpentine | 1 | Belt | Amazon eBay $60.00 |
| 307-2930 | Valve, Solenoid | 1 | Service part / kit | Amazon eBay |
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 |
|---|---|---|---|
| Standby | 25% | 9.1 | 2.4 |
| Standby | 50% | 13.6 | 3.6 |
| Standby | 75% | 18.2 | 4.8 |
| Standby | 100% | 22.7 | 6.0 |
Available documents
This page was generated from the 2 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.