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  • Honda EB10000
  • Cat RP12000 E
  • Model EB10000
    Model EB10000

    Honda 9,000W Gas Generator

    9000W
    Running
    71 dB
    Noise
    View details
  • Model RP12000 E
    Model RP12000 E

    Cat 12,000W Gas Generator

    12000W
    Running
    0 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
SpecificationHonda EB10000Cat RP12000 E
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterNoNo
Parallel capableNoNo
RV readyNoYes
Running watts
9000 W
Winner: Winner: 12000 W
Starting watts
10000 W
Winner: Winner: 15000 W
Noise (lower limit)
Winner: Winner: 71 dB
0 dB
Weight
403 lbs
Winner: Winner: 350 lbs
Run time @50% load
7.9 h
Winner: Winner: 11.7 h
Run time @25% load
Not available
Not available
Fuel tank
8.2 gal
13.2 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
41 x 27.7 x 35.1
35.7 x 32.7 x 35.8
Electrical
Voltage (AC)
120/240V
120/240
Voltage (DC)
Not available
12
GFCI outletsYesYes
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
Not available
5 %
Engine
Engine
Honda GX630 OHV V-Twin, cast iron sleeve
670 cc Rato OHV V-Twin
Alternator
Not available
Not available
Starting system
Electric
Electric
Warranty
Warranty
3 years
2 years
Power by fuel
GasolineNot availableNot available
Running watts
9000 W
12000 W
Starting watts
10000 W
15000 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
7.9 h
11.7 h
Run time @25% load
Not available
Not available
Other
Data center
Not available
Not available
Indicators
false
false
Compliance
CARB, EPA, ANSI/PGMA G300-2023
CARB, EPA
Security
Not available
Not available
Spark arrestorYesYes
Neutral
true
true
UPC
786102007382
815683023891
Core / High-priority specs
Running Watts (Gasoline)
9000
12000
Starting Watts (Gasoline)
10000
15000
Runtime @ 50% Load (Gasoline)
7.9
11.7
AC Outlet Types
2x Duplex 120V 20A (5-20R); 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (SS2-50R)
2x Duplex 120V 20A (5-20R) GFCI; 2x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
Honda GX630 OHV V-Twin
670 cc Rato OHV V-Twin
Engine Displacement
688
670
Cylinder Sleeve
cast iron sleeve
Not available
Runtime & fuel system
Runtime @ 50% Load (Gasoline)
7.9
11.7
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringYesNo
Included equipment
Starting Components
Not available
Battery, Battery Charger, Wheel Kit
Included Accessories
Battery and wheel kit
Oil, funnel, tool kit, battery charger, battery, and wheel kit
Warranty & identification
Commercial Warranty
3
Not available
Part Number
EB10000AN, EB10000AG
502-3700
Additional specs
Summary
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.
The Cat RP12000 E is a 12,000-watt gasoline generator built for job sites, construction crews, and homeowners who need sustained power for multiple heavy tools or appliances simultaneously. The 15,000-watt peak output handles startup surges from air compressors, circular saws, and welders without stalling. At 350 pounds, this is a stationary or semi-portable unit. It ships with a wheel kit, battery charger, and full tool set, meaning users can operate it immediately without additional purchases.
  • Most Powerful
    Cat RP12000 E
    12000W running
  • Quietest
    Honda EB10000
    71 dB
  • Longest Runtime
    Cat RP12000 E
    11.7h at 50% load
Where to buy
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Honda EB10000
Store links
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Cat RP12000 E
Store links
No links yet.
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