- 208cc engine with low oil shut off and cast iron sleeve
- 6gal tank provides up to 12hrs of run-time.
- FIRMAN Eco Mode varies engine speed depending on load for maximum fuel efficiency
Firman WH03662OF Electric Start 120V Open Frame 4500 -Watt Dual Fuel (Gasoline/Propane) Inverter Generator
Meet the WH03662OF, a 4500-watt electric start dual fuel generator designed with grit and power for your weekend adventures, home projects, or tailgating triumphs. The features and functionality of a high-end inverter with the freedom to fuel up on regular gasoline or clean propane. Unleash an impressive surge of 4500 starting watts and a steady 3650 running watts when the going gets tough. Weighing in at 119lbs, it’s a powerhouse with a 9”-wheel kit and a foldable handle for rugged portability. The 6-gallon tank ensures a whopping 23 hours of relentless energy at 25% load, making your neighbors green with envy. Hit the eco mode button to optimize fuel consumption, proving the WH03662OF is as environmentally conscious as it is powerful. Whether you’re an RV enthusiast, a camping maestro, a tailgating legend, or a DIY wizard, the WH03662OF is your go-to choice. It boasts a range of receptacles, including two 20A plugs, a 30A port, and a 50A plug. Plus, it includes an RV adapter and two parallel cables, allowing you to connect a second FIRMAN inverter for double the power. Safety first, always. The WH03662OF comes equipped with our cutting-edge CO Alert carbon monoxide shut down feature, ensuring your peace of mind in any situation. Backed by our legendary FIRMAN 4-year warranty, everything you need is in the box, from oil to funnel, 12V battery cable to operator’s manual, and even a spark plug wrench. Power up and conquer with the WH03662OF.
- 208cc engine with low oil shut off and cast iron sleeve
- 6gal tank provides up to 12hrs of run-time.
- FIRMAN Eco Mode varies engine speed depending on load for maximum fuel efficiency
- Dual fuel operation on either gasoline or propane
- Quick oil drain makes oil changes easy
- Lifetime Technical Support
| General |
| Series Name |
WH03662OF Electric Start 120V Open Frame |
Tire Type |
Flat-free |
| Use Location |
Outdoor |
Type of Alternator |
Power Stream Alternator |
| Fuel Type |
Gasoline/Liquid propane |
Oil Type |
10W30 |
| Start Type |
Electric/Pull |
| Dimensions |
| Fuel Capacity (Gallons) |
6 |
Weight (lbs.) |
119 |
| Height (Inches) |
23 |
Width (Inches) |
24.1 |
| Length (Inches) |
24.5 |
Running Watt Range |
3001 to 6000 |
| Oil Capacity (Quarts) |
1 |
Operational Volume |
Standard (above 60 dB) |
| Tire Diameter (Inches) |
9 |
| Features |
| Automatic Idle Control |
Yes |
Hour Meter |
Yes |
| Automatic Voltage Regulation |
Yes |
Low Oil Shut Down |
Yes |
| Carbon Monoxide Sensor |
Yes |
| Control Panel |
Yes |
Number of Outlets |
7 |
| Cooling Method |
Air cooled |
Run Time at 1/2 Load (Hours) |
18 |
| Engine Brand |
FIRMAN |
Running Watts |
3650 |
| Engine Displacement (Cu. Centimeters) |
208 |
Starting Watts |
4500 |
| Fuel Gauge |
Yes |
Wheel Kit Included |
Yes |
| Fuel Technology |
Dual fuel |
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