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  • Genmax GM15000ET
  • Honda EB10000
  • Model GM15000ET
    Model GM15000ET

    Genmax 13,000W Tri-Fuel Generator

    13000W
    Running
    76 dB
    Noise
    View details
  • Model EB10000
    Model EB10000

    Honda 9,000W Gas Generator

    9000W
    Running
    71 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
SpecificationGenmax GM15000ETHonda EB10000
General
Product type
Generator
Generator
Fuel
Tri-Fuel
Gasoline
InverterNoNo
Parallel capableNoNo
RV readyYesNo
Running watts
Winner: Winner: 13000 W
9000 W
Starting watts
Winner: Winner: 15000 W
10000 W
Noise (lower limit)
76 dB
Winner: Winner: 71 dB
Weight
Winner: Winner: 242 lbs
403 lbs
Run time @50% load
Winner: Winner: 11 h
7.9 h
Run time @25% load
Not available
Not available
Fuel tank
10.5 gal
8.2 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
28 x 31.6 x 28.7
41 x 27.7 x 35.1
Electrical
Voltage (AC)
120/240
120/240V
Voltage (DC)
12
Not available
GFCI outletsNoYes
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
23 %
Not available
Engine
Engine
520 cc OHV 4-stroke
Honda GX630 OHV V-Twin, cast iron sleeve
Alternator
Not available
Not available
Starting system
Recoil, Electric, Remote
Electric
Warranty
Warranty
1 years
3 years
Power by fuel
GasolineNot availableNot available
Running watts
11000 W
9000 W
Starting watts
15000 W
10000 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
11 h
7.9 h
Run time @25% load
Not available
Not available
Natural gasNot availableNot available
Running watts
12000 W
Not available
Starting watts
12000 W
Not available
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
Not available
Not available
PropaneNot availableNot available
Running watts
13000 W
Not available
Starting watts
13000 W
Not available
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
Not available
Not available
Other
Data center
Not available
Not available
Indicators
true
false
Compliance
EPA, ANSI/PGMA G300-2023
CARB, EPA, ANSI/PGMA G300-2023
Security
Not available
Not available
Spark arrestorYesYes
Neutral
Floating
true
UPC
760790901382
786102007382
Core / High-priority specs
Running Watts (Gasoline)
11000
9000
Running Watts (Propane)
13000
Not available
Running Watts (Natural Gas)
12000
Not available
Starting Watts (Gasoline)
15000
10000
Starting Watts (Propane)
13000
Not available
Starting Watts (Natural Gas)
12000
Not available
Runtime @ 50% Load (Gasoline)
11
7.9
AC Outlet Types
AC outlets3x Duplex 120V 20A (5-20R)1x 120/240V 30A (L14-30R)1x 120/240V 50A (14-50R)
2x Duplex 120V 20A (5-20R); 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (SS2-50R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
Honda GX630 OHV V-Twin
Engine Displacement
520
688
Cylinder Sleeve
Not available
cast iron sleeve
Engine Oil Type
SAE 10W/30
Not available
Runtime & fuel system
Runtime @ 50% Load (Gasoline)
11
7.9
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringYesYes
Included equipment
Starting Components
Recoil starter; Electric starter; Remote starter
Not available
Included Accessories
Oil, funnel, tool kit, key fob, battery charger, natural gas hose with NPT adapter, propane hose, cover, neutral bonding plug, battery, and wheel kit
Battery and wheel kit
Warranty & identification
Commercial Warranty
1
3
Part Number
Not available
EB10000AN, EB10000AG
Additional specs
Summary
The Genmax GM15000ET is a 13,000-watt tri-fuel generator built for serious power demands. With 13,000 running watts and 15,000 starting watts, this unit can handle whole-house backup scenarios, including central air conditioning, refrigerators, well pumps, and multiple circuits running simultaneously. Because it runs on gasoline, propane, or natural gas, owners gain real flexibility during emergencies when one fuel source might be unavailable or during extended outages when tapping into a home natural gas line eliminates refueling trips entirely.
The Honda EB10000 is a 9,000-watt gasoline generator built for job sites and emergency backup where heavy loads matter. Its 10,000-watt peak capacity handles large tools, multiple appliances, and power equipment simultaneously. The Honda GX630 V-Twin engine delivers commercial-grade reliability, making this unit a stationary power solution for users who prioritize output over portability.
  • Most Powerful
    Genmax GM15000ET
    13000W running
  • Quietest
    Honda EB10000
    71 dB
  • Longest Runtime
    Genmax GM15000ET
    11h at 50% load
Where to buy
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Genmax GM15000ET
Store links
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Honda EB10000
Store links
No links yet.
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