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Select up to 4 generators to compare specs, power output, noise levels, runtime and more. Your compare URL is shareable.

  • Firman H08051
  • Ford FG11050PBECO
  • Model H08051
    Model H08051

    Firman 8,000W Dual-Fuel Generator

    8000W
    Running
    74 dB
    Noise
    View details
  • Model FG11050PBECO
    Model FG11050PBECO

    Ford 9,000W Dual-Fuel Generator

    9000W
    Running
    78 dB
    Noise
    View details
Quick charts
Each chart uses its own Y-axis scale (so numbers are comparable within a chart).
Running watts
W
Starting watts
W
Noise
dB
Runtime @50%
h
Running watts by fuel
Shows how output changes across gasoline/propane/natural gas (when available).
Generator Specifications Comparison
SpecificationFirman H08051Ford FG11050PBECO
General
Product type
Generator
Generator
Fuel
Dual-Fuel
Dual-Fuel
InverterNoNo
Parallel capableNoNo
RV readyYesYes
Running watts
8000 W
Winner: Winner: 9000 W
Starting watts
10000 W
Winner: Winner: 11050 W
Noise (lower limit)
Winner: Winner: 74 dB
78 dB
Weight
212 lbs
Winner: Winner: 209 lbs
Run time @50% load
Winner: Winner: 12 h
9.5 h
Run time @25% load
Not available
Not available
Fuel tank
8 gal
6.6 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
30.2 x 27.5 x 26.3
30 x 29.3 x 25
Electrical
Voltage (AC)
120/240
120/240
Voltage (DC)
Not available
Not available
GFCI outletsYesYes
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
25 %
Not available
Engine
Engine
Firman Max-Pro Series OHV 4-stroke, cast iron sleeve
Ducar OHV 4-stroke
Alternator
Not available
Not available
Starting system
Recoil, Electric
Recoil, Electric
Warranty
Warranty
3 years
2 years
Power by fuel
GasolineNot availableNot available
Running watts
8000 W
9000 W
Starting watts
10000 W
11050 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
12 h
9.5 h
Run time @25% load
Not available
Not available
PropaneNot availableNot available
Running watts
7250 W
8100 W
Starting watts
9050 W
10500 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
5 h
8 h
Run time @25% load
Not available
Not available
Other
Data center
Not available
Not available
Indicators
false
false
Compliance
CARB, EPA
EPA
Security
Not available
Not available
Spark arrestorYesYes
Neutral
Bonded to frame
true
UPC
840876180518
814726027490
Core / High-priority specs
Running Watts (Gasoline)
8000
9000
Running Watts (Propane)
7250
8100
Starting Watts (Gasoline)
10000
11050
Starting Watts (Propane)
9050
10500
Runtime @ 50% Load (Gasoline)
12
9.5
Runtime @ 50% Load (Propane)
5
8
AC Outlet Types
1x Duplex 120V 20A (5-20R); 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R)
2x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R); 1x 120/240V 50A (14-50R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
Ducar OHV 4-stroke
Engine Displacement
439
457
Cylinder Sleeve
Cast iron
Not available
Engine Oil Type
Not available
10W30
Runtime & fuel system
Runtime @ 50% Load (Gasoline)
12
9.5
Runtime @ 50% Load (Propane)
5
8
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection, CO monitoring
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringNoYes
Included equipment
Mobility Components
Wheel kit
Not available
Starting Components
Recoil, Electric
Oil, funnel, tool kit, propane hose, battery, and wheel kit
Fuel Connection Components
Propane hose
Not available
Included Accessories
Oil, funnel, tool kit, propane hose, battery, and wheel kit
Oil, funnel, tool kit, propane hose, battery, and wheel kit
Warranty & identification
Commercial Warranty
3
2
Additional specs
Summary
The Firman H08051 is an 8,000-watt dual-fuel generator built to power job sites, homes during outages, and RV setups. Running on gasoline, it delivers 8,000 watts continuously and 10,000 watts at startup, enough to run a refrigerator, microwave, and multiple power tools at once. Switch to propane and the output drops to 7,250 watts running and 9,050 watts starting, a trade-off for fuel flexibility and longer shelf life. The 439cc cast-iron engine is engineered for durability in commercial and residential use. At 212 pounds, this is a stationary or semi-portable unit, not a grab-and-go machine.
The Ford FG11050PBECO is a 9,000-watt dual-fuel generator built for users who need sustained power across multiple fuel sources. On gasoline, it delivers 9,000 running watts and 11,050 peak watts. Switch to propane and it drops to 8,100 running watts and 10,500 peak watts. This wattage range handles most household circuits, job site tools, and RV appliances simultaneously, though not a whole-home backup without selective load management. The 6.6-gallon tank stretches runtime to 9.5 hours on gasoline at half load, reducing refueling frequency during extended outages or events. Dual fuel means you're not trapped by a single supply chain. At 78 dB, the noise level sits in the moderate range, manageable for most neighborhoods but not silent. The real trade-off is weight: at 209 pounds, this unit demands wheels or multiple people to move.
  • Most Powerful
    Ford FG11050PBECO
    9000W running
  • Quietest
    Firman H08051
    74 dB
  • Longest Runtime
    Firman H08051
    12h at 50% load
Where to buy
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Firman H08051
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Ford FG11050PBECO
Store links
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