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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 W03382
  • Powerhorse LC4500i
  • Model W03382
    Model W03382

    Firman 3,300W Gas Generator

    3300W
    Running
    58 dB
    Noise
    View details
  • Model LC4500i
    Model LC4500i

    Powerhorse 3,500W Gas Generator

    3500W
    Running
    57 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 @25%
h
Running watts by fuel
Shows how output changes across gasoline/propane/natural gas (when available).
Generator Specifications Comparison
SpecificationFirman W03382Powerhorse LC4500i
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterYesYes
Parallel capableYesYes
RV readyYesYes
Running watts
3300 W
Winner: Winner: 3500 W
Starting watts
3650 W
Winner: Winner: 4500 W
Noise (lower limit)
58 dB
Winner: Winner: 57 dB
Weight
Winner: Winner: 91 lbs
99 lbs
Run time @50% load
Not available
Not available
Run time @25% load
Winner: Winner: 10 h
Winner: Winner: 10 h
Fuel tank
1.8 gal
2.6 gal
Fuel gaugeNoYes
Approx. dimensions (L × W × H)
23.2 x 17.8 x 17.9
22.8 x 17.3 x 20
Electrical
Voltage (AC)
120
120
Voltage (DC)
12
5
GFCI outletsNoNo
Covered outletsYesNo
Automatic Voltage RegulationYesYes
THD
<3% %
<2% %
Engine
Engine
Firman Max-Pro Series OHV 4-stroke, cast iron sleeve
212 cc 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
3300 W
3500 W
Starting watts
3650 W
4500 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
Not available
Not available
Run time @25% load
10 h
10 h
Other
Data center
Not available
Not available
Indicators
true
true
Compliance
CARB, EPA
CARB, EPA
Security
Not available
Not available
Spark arrestorYesYes
Neutral
Floating
Not available
UPC
840876130810
Not available
Core / High-priority specs
Running Watts (Gasoline)
3300
3500
Starting Watts (Gasoline)
3650
4500
Runtime @ 25% Load (Gasoline)
10
10
AC Outlet Types
1x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R)
1x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke, cast iron sleeve
OHV 4-stroke
Engine Displacement
193
212
Cylinder Sleeve
cast iron sleeve
Not available
Engine Oil Type
Not available
10W-30
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
10
10
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection
Low Oil ProtectionYesYes
Included equipment
Starting Components
Oil, funnel, tool kit, battery charger, battery charging cables, and battery
Recoil, Electric
Included Accessories
Oil, funnel, tool kit, battery charger, battery charging cables, and battery
Funnel, tool kit, and battery
Warranty & identification
Commercial Warranty
3
Not available
Part Number
Not available
96387
Additional specs
Summary
The Firman W03382 is a 3300-watt inverter generator built around a 193cc OHV 4-stroke engine with a cast iron sleeve. This wattage class handles mid-range household loads: a microwave, refrigerator, and several power tools simultaneously, but not a central air conditioner or electric water heater. The inverter topology keeps total harmonic distortion below 3 percent, which means laptops, televisions, and phone chargers run safely without risk of damage from voltage spikes. At 91 pounds and 23.2 by 17.8 by 17.9 inches, it occupies roughly the footprint of a large toolbox. The dual starting system (recoil and electric) eliminates the frustration of pull-cord failures. This is a practical workhorse for RV owners, job site supervisors, and homeowners who need portable backup power without sacrificing clean electricity.
The Powerhorse LC4500i is a portable inverter generator designed to provide reliable and clean power for various applications, including home backup, camping, and outdoor events. It features a 212cc engine with electric start, producing 4,500 surge watts and 3,500 rated watts. The generator operates quietly at 57dB at 1/4 load and includes a parallel-ready design for connecting two units for increased power output.
  • Most Powerful
    Powerhorse LC4500i
    3500W running
  • Quietest
    Powerhorse LC4500i
    57 dB
  • Longest Runtime
    h at 50% load
Where to buy
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Firman W03382
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Powerhorse LC4500i
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