What Do Backup Generators Run On?

A backup generator performs weekly self-tests to guarantee appropriate operation in the event of an outage. Fuels such as diesel, natural gas, and liquid propane are commonly used in the majority of units.

What Fuel Do Backup Generators Use?

In most industrial buildings, natural gas or diesel fuel-powered backup generators are used. For homeowners, backup generators often use solar, natural gas, propane, or gasoline.

What Does The Generac Generator Run On?

Natural gas or LP fuel is used to power your Generac standby generator at home. For your other outdoor power equipment, use the gas cans. There is no need to pass an extension wire through a window or door anymore. In the event of an emergency, your Generac backup generator provides electricity directly to your home’s electrical panel.

What Do Whole House Generators Run On?

Natural gas or propane are the most common fuels for whole-house generators. During a power outage, a transfer switch turns on the generator, which powers your home’s electronic gadgets and equipment.

Most people choose natural gas as a heating source. However, propane is the most popular fuel used in generators.

How Many Gallons Of Gas Does It Take To Run A Generator?

5-kilowatt generators use an average of 0.75 gallons per hour, on average. For a gallon of regular unleaded petrol costing an average of $2.89, the cost of running a portable generator for a day is roughly $52 since it uses about 18 gallons of fuel.

Related Questions and Answers

Do generators run on gas or diesel?

When the electricity goes out, there will be a lot of people scrambling to get their hands on gasoline. In contrast, diesel fuels fewer vehicles and generators. A shorter wait at the pump means you won’t waste as much time as before.

What is the average cost to have a whole house generator installed?

About $1,000 will be needed to buy a backup generator. Installing a whole-house generator might cost anything from $400 to $9,500.

Is it worth getting a whole house generator?

Installing a whole-house generator might be worth it if you work from home, endure regular power outages, keep large amounts of perishable food, or live in an area where heating or cooling is critical. With adequate fuel and sufficient maintenance, generators may operate for weeks.

What is the best fuel source for a generator?

The most efficient generator fuel is diesel, with a BTU rate of 138,700 per gallon (enough to heat an average-sized room for 6 to 12 hours).

How does a standby generator work?

Standby generators work through a process of converting fuel into energy to provide for your home when it is needed. This video should help clarify:

How long can a generator run on 5 gallons of gas?

The amount of time the generator’s motor can keep running is usually determined by how many gadgets are connected to it. Because there are fewer appliances requiring electricity, the backup generator may run for longer periods of time. Typically, a generator can operate for at least eight hours on five gallons of gas.


Backup generators run on diesel, natural gas, propane, or electricity. The cost of installing a backup generator varies depending on the size and type of generator you buy.

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Leon Ashcraft
About Leon Ashcraft

Leon Ashcraft is a Safety Instructor and consultant in Colorado with focus on OSHA, environmental health and safety, transportation safety, oil & gas, rescue operations and construction safety. Learn more about Leon here or connect with him on Twitter | LinkedIn | Medium