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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 H07552
  • Westinghouse WGen5300DFc
  • Model H07552
    Model H07552

    Firman 7,500W Dual-Fuel Generator

    7500W
    Running
    74 dB
    Noise
    View details
  • Model WGen5300DFc
    Model WGen5300DFc

    Westinghouse 5,300W Dual-Fuel Generator

    5300W
    Running
    68 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 H07552Westinghouse WGen5300DFc
General
Product type
Generator
Generator
Fuel
Dual-Fuel
Dual-Fuel
InverterNoNo
Parallel capableNoNo
RV readyYesYes
Running watts
Winner: Winner: 7500 W
5300 W
Starting watts
Winner: Winner: 9400 W
6600 W
Noise (lower limit)
74 dB
Winner: Winner: 68 dB
Weight
212 lbs
Winner: Winner: 135.6 lbs
Run time @50% load
Winner: Winner: 12 h
Not available
Run time @25% load
12 h
14.5 h
Fuel tank
8 gal
4.7 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
30.2 x 27.5 x 26.3
23.4 x 20.6 x 19.5
Electrical
Voltage (AC)
120/240V 60 Hz
120/240
Voltage (DC)
Not available
Not available
GFCI outletsYesNo
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
25 %
23 %
Engine
Engine
439 cc Firman Max-Pro Series OHV 4-stroke, cast iron sleeve
274 cc OHV 4-stroke, cast iron sleeve
Alternator
Not available
Not available
Starting system
Recoil, Electric
Recoil, Electric, Remote
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot availableNot available
Running watts
7500 W
5300 W
Starting watts
9400 W
6600 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
11 h
Run time @25% load
Not available
Not available
PropaneNot availableNot available
Running watts
6750 W
4800 W
Starting watts
8450 W
5900 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
9 h
Run time @25% load
Not available
Not available
Other
Data center
Not available
Not available
Indicators
false
false
Compliance
CARB, EPA
CARB, EPA
Security
Not available
Not available
Spark arrestorYesYes
Neutral
true
Floating
UPC
840876175521
850011336717
Core / High-priority specs
Running Watts (Gasoline)
7500
5300
Running Watts (Propane)
6750
4800
Starting Watts (Gasoline)
9400
6600
Starting Watts (Propane)
8450
5900
Runtime @ 50% Load (Gasoline)
12
11
Runtime @ 50% Load (Propane)
5
9
AC Outlet Types
1x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R)
1x Duplex 120V 20A (5-20R); 1x 120/240V 30A (L14-30R); 1x 120V 30A (TT-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke, cast iron sleeve
274 cc OHV 4-stroke, cast iron sleeve
Engine Displacement
439
274
Cylinder Sleeve
cast iron sleeve
Cast iron
Engine Oil Type
10W-30
Not available
Runtime & fuel system
Runtime @ 50% Load (Gasoline)
12
11
Runtime @ 50% Load (Propane)
5
9
Safety & compliance
Overload Protection System
Not available
Low oil and overload protection
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringNoYes
Included equipment
Mobility Components
Yes
Not available
Starting Components
Not available
Recoil, Electric, Remote
Included Accessories
Not available
Oil, funnel, tool kit, key fob, battery charger, propane hose, and battery
Warranty & identification
Residential Warranty
Not available
3
Commercial Warranty
Not available
3
Additional specs
Summary
The Firman H07552 is a 7500-watt dual-fuel generator built for job sites, home backup, and extended outdoor use. On gasoline, it delivers 9400 starting watts and 7500 running watts. Switch to propane and output drops to 8450 starting watts and 6750 running watts, a trade-off that extends fuel flexibility but reduces peak capacity. The 439cc cast-iron-sleeve engine runs on either fuel, giving users the ability to source power based on availability and cost. With an 8-gallon tank, this generator runs 12 hours at 25% load on gasoline or 5 hours on propane, meaning refueling intervals depend heavily on fuel choice and load demand. This wattage class powers most household circuits simultaneously. A 7500-watt generator can run a central air conditioning unit (3500 watts), a water heater (4000 watts), and lighting circuits without overload. For contractors, it handles multiple power tools, compressors, and site lighting. The dual-fuel option appeals to users who want propane backup when gasoline becomes scarce or expensive, though the runtime penalty on propane means job-site users will refuel more frequently.
The Westinghouse WGen5300DFc is a dual fuel portable generator designed for home backup and RV use, offering 6,600 peak watts and 5,300 running watts on gasoline, and 5,900 peak watts and 4,800 running watts on propane. It features a 274cc 4-Stroke OHV engine, push-button electric start with remote key fob, and runs up to 14.5 hours on a 4.7-gallon fuel tank. The generator includes automatic low oil and carbon monoxide shutdown, voltage regulation, and overload protection.
  • Most Powerful
    Firman H07552
    7500W running
  • Quietest
    Westinghouse WGen5300DFc
    68 dB
  • Longest Runtime
    Firman H07552
    12h at 50% load
Where to buy
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Firman H07552
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Westinghouse WGen5300DFc
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