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| Specification | Firman P03503 | Ford FG4050P |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Gasoline | Gasoline |
| Inverter | No | No |
| Parallel capable | No | No |
| RV ready | Yes | No |
| Running watts | Winner: Winner: 3550 W | 3000 W |
| Starting watts | Winner: Winner: 4450 W | 4050 W |
| Noise (lower limit) | Winner: Winner: 67 dB | 76 dB |
| Weight | Winner: Winner: 108.5 lbs | 108.7 lbs |
| Run time @50% load | Winner: Winner: 14 h | 11 h |
| Run time @25% load | Not available | Not available |
| Fuel tank | 5 gal | 4 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 24.8 x 21.7 x 21.7 | 28 x 26 x 22 |
| Electrical | ||
| Voltage (AC) | 120 | 120 |
| Voltage (DC) | Not available | Not available |
| GFCI outlets | No | No |
| Covered outlets | Yes | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | Not available |
| Engine | ||
| Engine | 208 cc OHV 4-stroke, cast iron sleeve. | Ducar OHV 4-stroke, 208 cc |
| Alternator | Not available | Not available |
| Starting system | Recoil | Recoil |
| Warranty | ||
| Warranty | 3 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | Not available | 3000 W |
| Starting watts | 4450 W | 4050 W |
| Running amps (120V) | Not available | Not available |
| Running amps (240V) | Not available | Not available |
| Peak amps (120V) | Not available | Not available |
| Peak amps (240V) | Not available | Not available |
| Run time @50% load | 14 h | 11 h |
| Run time @25% load | Not available | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | false |
| Compliance | EPA, ANSI/PGMA G300-2023 | CARB, EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Floating | true |
| UPC | 840876135037 | 819699011606 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | Not available | 3000 |
| Starting Watts (Gasoline) | 4450 | 4050 |
| Runtime @ 50% Load (Gasoline) | 14 | 11 |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R)1x 120V 30A (L5-30R)1x 120V 30A (TT-30R) | 2x Duplex 120V 20A (5-20R); 1x 120/240V 30A (L14-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke, cast iron sleeve | Ducar OHV 4-stroke |
| Engine Displacement | 208 | 208 |
| Cylinder Sleeve | cast iron | Not available |
| Engine Oil Type | Not available | 10W-30 |
| Runtime & fuel system | ||
| Runtime @ 50% Load (Gasoline) | 14 | 11 |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection | Low oil and overload protection |
| Low Oil Protection | Yes | Yes |
| Carbon Monoxide Monitoring | Yes | No |
| Included equipment | ||
| Included Accessories | Oil, funnel, tool kit, cover, and wheel kit | Oil, funnel, tool kit, and wheel kit |
| Warranty & identification | ||
| Commercial Warranty | 3 | Not available |
| Additional specs | ||
| Summary | The Firman P03503 is a 3,550-watt gasoline generator built around a 208cc OHV 4-stroke engine with a cast iron sleeve. This wattage handles mid-range household loads: a refrigerator, microwave, and several outlets running simultaneously, or a modest RV power setup. The 5-gallon fuel tank delivers 14 hours of runtime at 50% load, meaning a full tank covers a typical overnight camping trip or a daytime power outage without refueling. The 4,450 starting watts give it enough surge capacity to turn on air conditioning compressors or well pumps, making it practical for both emergency backup and recreational use. | The Ford FG4050P is a 3000-watt gasoline generator built on a 208cc Ducar OHV 4-stroke engine. This wattage handles essential household appliances, power tools, and small job site equipment simultaneously. The 4050-watt peak output absorbs the startup surge of refrigerators, air compressors, and well pumps without stalling. At 108.7 pounds with an included wheel kit, the unit sits at the threshold where portability requires planning. A single person can move it short distances, but sustained transport benefits from a second set of hands or a vehicle. |