Although some generators are built to run strictly on natural gas, many are able to utilize either natural gas or propane, or even diesel and gasoline, as well. These are called dual-fuel or tri-fuel generators.

Do all generators run on gas?

Nearly all Generators use either gasoline, diesel, natural gas or propane. The following information will hopefully answer any questions or concerns you may have concerning different fuel sources. Some general features of the generator itself influence purchase decision.

Do you need gas to run a generator?

First of all, portable generators need fuel. Whether you're using gasoline or propane, you'll need to give them something to sip on. Even the most fuel-efficient machines can't run forever without a power source. Secondly, refueling your generator while it's on is a bad idea.