Generac 12,500 Starting Watt Tri-Fuel Portable Generator

A dual fuel generator lets you switch between gasoline and propane during a long outage, so the fuel you can actually buy or store decides your runtime. Confirm the wattage ratings on each fuel in the manual — propane output is usually lower than gasoline output.

Exact listing: Generac 12,500 Starting Watt Tri-Fuel Portable Generator, Electric Start

Listing identifier: B0GP2QCSZQ. View listing source.

Title identifies the seller's listing; it is not an independent performance test. Check the selected configuration, current price and seller on Amazon.

Running output

9500 W Source

Peak output

12500 W Source

Listed fuels

gasoline, natural gas, propane

Confirm the manufacturer’s documented running watts, peak watts and fuel type ratings against your load plan. Do not assume nameplate wattage from the product name.

These notes summarize source research, not hands-on testing. Read our research method.