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12500-Watt Dual Fuel Generator

12500-Watt Dual Fuel Generator

Best price now

$999.00at AmazonChecked 7 h ago

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Price facts

  • Lowest price today: $999.00 at Amazon (checked Nov 12, 2026).

Our take on the 12500-Watt Dual Fuel Generator

This is a large dual-fuel portable generator for whole-home backup and job sites. It runs on gasoline or propane and delivers 14,500 watts continuous and 18,000 watts peak, with a 10.5-gallon tank and a 120/240V setup that feeds a transfer switch or an RV. A CO sensor shuts the unit down automatically, and there is low-oil shutdown and overload protection. It is a conventional generator, not an inverter, so it is loud at 74 dBA and heavy at roughly 35 inches tall and 31 wide. Buyers choose it over smaller inverter units for raw wattage and dual-fuel flexibility, and accept the noise and fuel burn of a full-load 2.1 gallons per hour in return.

Best forWhole-home backup during outagesJob sites running large tools and compressorsRV owners needing a 14-50R and 30A outletsBuyers who want propane as a fallback fuel
Pros
  • High continuous output for a portable unit
  • Runs on gasoline or propane
  • CO sensor shuts the generator off automatically
  • Seven outlets including 14-50R, L14-30R and L5-30R
  • Wireless remote start
  • Low-oil and overload protection
Cons
  • Loud at 74 dBA; not inverter-quiet
  • Thirsty at about 2.1 gallons per hour at full load
  • Propane runtime is short, about 6 hours on a 20 lb tank
  • Large and heavy; needs a firm, level spot
  • Conventional power means dirtier current for sensitive electronics

12500-Watt Dual Fuel Generator prices at every store

  • AmazonNew

    Availability unknown

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    $999.00Free shippingChecked 7 h ago
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12500-Watt Dual Fuel Generator price history

Lowest price we've seen: $999.00 on Nov 12 at Amazon. Tracked across 1 store since Nov 12.

About the 12500-Watt Dual Fuel Generator

It has a 10.5-gallon fuel tank with a fuel gauge. On a 20 lb. propane tank it runs about 6 hours. On gasoline at full load it uses 2.1 gallons per hour.

It delivers 120/240V power at 60 Hz through 7 outlets, including an RV outlet. It does not use inverter technology.

A CO sensor shuts the generator off automatically. It also has low oil shutdown and overload protection.

Fuel capacity
10.5 gallons
Fuel gauge
Yes
Runtime
6 hours on a 20 lb. propane tank
Fuel use
2.1 gallons/hour at full load
Voltage
120/240V
Frequency
60 Hz
Outlets
7 total, including an RV outlet
Receptacle types
L5-30R, 14-50R, L14-30R
Remote
Wireless remote
Inverter
No
Noise level
74 dBA
Safety
CO sensor with automatic shutdown, low oil shutdown, overload protection
Dimensions
34 in deep x 31 in wide x 35 in high

Specifications

CO Sensor
Yes
Low Oil Shutdown
Yes
Overload Protection
Yes
Automatic Shut Off
Yes (CO sensor with automatic shutdown)
Fuel Type
Gasoline
Fuel Capacity
10.5 gallons
Fuel Gauge
Yes
Continuous Output
14,500-Watt
Power Output
18,000-Watt (peak)
Runtime
6 hours (on a 20 lb. propane tank)
Voltage
120/240V
Peak Output
15000 W
Efficiency
2.1 gallons/hour (full load)
Frequency
60 Hz
Protection
Overload Protection
Depth
34 in
Height
35 in
Width
31 in
Connectivity Ports
RV outlet
Number Of Outlets
7
Receptacle Type
L5-30R, 14-50R, L14-30R
Wireless Connectivity
Wireless Remote
Noise Level
74 dBA
Inverter Technology
No

Questions and answers

Is this generator good for whole-home backup?
Yes, if the home has a transfer switch. Its 14,500-watt continuous output and 120/240V wiring can carry a large load, though a 74 dBA conventional generator is loud and burns about 2.1 gallons per hour at full load.
How long does it run on propane?
About 6 hours on a 20 lb propane tank. Gasoline lasts longer because of the 10.5-gallon tank, so most owners keep propane as a backup fuel rather than the main one.
Can it power an RV?
Yes. It has a 14-50R outlet plus L14-30R and L5-30R receptacles, so it can feed a 50A or 30A RV connection. It is far more power than a typical RV needs.
Is it safe to run indoors or in a garage?
No. It is a gasoline or propane generator and must run outdoors, away from windows and doors. The CO sensor with automatic shutdown is a backup safety feature, not a substitute for outdoor placement.
Does it have inverter technology?
No. It produces conventional AC power, which is fine for motors, pumps and tools but less clean for sensitive electronics than an inverter generator.
How loud is it?
74 dBA at the usual measuring distance. That is noticeably louder than inverter generators and worth planning for if neighbors are close.
Where is the 12500-Watt Dual Fuel Generator cheapest?
At Amazon, for $999.00, as of our latest check.

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Buying guides that pick the 12500-Watt Dual Fuel Generator

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