Can A Dual Fuel Generator Run On Natural Gas?

What do you feel, when you want to take a break from your urban life and ride with your RV to enjoy a remote and calm moment for a few days and suddenly the generator stops because of the fuel?

A dual fuel generator could be the solution to overcome such a situation.

Can a dual fuel generator run on natural gas? A dual generator and is a generator that can run with different fuels like especially natural gas and gasoline or propane.

Indeed, natural gas is always the best option as an alternative to other fuel generators. Still in confusion? Let me give you more details about it.

What is a Dual Fuel Generator?

There are different types of generators available out there that run with different fuels and a dual fuel generator is one of them that is built to run strictly on natural gas and gasoline or propane.

So, the generator that runs with more than one fuel and are called dual-fuel generators.

What is a Tri Fuel Generator?

Like dual-fuel generation, tri-fuel generators can run with different types of fuel. Tri fuel generators can run on three different types of fuel. You can use propane, gasoline, or natural gas for a tri-fuel generator.

Read More: Best 5500 Watt Generator Reviews

What is a Natural Gas Generator?

Natural gas generators work like other regular fuel generators. The only difference is, natural gas generators run on natural gas whereas other generators run on gasoline or diesel.

Sizing a Natural Gas Generator:

Sizing a natural gas generator is important, especially when you are trying to choose one for your home or RV. It depends on all the appliances that you want to use.

A powerful generator like a dual fuel generator can power almost every appliance in your house. Sometimes you might need to select a group of items. That’s why your appliances as well as the size of your home help you to decide the size of the generator.

ReadMore: What Can You Run On A 2000 Watt Generator for Home & RV?

Remember, using a natural gas generator we can run lots of different appliances and these are.

  • Gas furnace
  • Central A/C
  • Refrigerator
  • Microwave
  • Washer and dryer
  • Laptops
  • TVs
  • Well pump
  • Electric range
  • Home security system

Remember, every generator is sized by kW. To get more power, you need a generator of higher kW. So, you can specify the number of circuits you want to power this generator.

For example, a home standby generator whose power is 7.5 kW can power 8 circuits at a time. On the other hand, an 11 kW generator can power 16 circuits.

Read More: How many Watt Generator Do I Need To Run Home Appliances

Without calculating the running wattage for your appliances, it’s hard to choose the right generator for your home. An electrician can help you to calculate the right running watts, as well as starting watts.

On more things, some of our home appliances need more power when they first turn on. So, you must calculate this starting wattage. That means all of these appliances will pull more power from your generator. That’s why calculating starting watts is also important.

Read more: Will Rain Ruin a Generator?

What Are The Advantages and Disadvantages of Dual Fuel Generators?

Dual Fuel Generators have both advantages and disadvantages. Here some of the key points are explained.


What are the key advantages of using a dual fuel generator? Let’s identify some of them.

Fuel Storage

It minimizes the headache of storing a needless amount of expensive fuel. When natural gas is exhausted, then the generator won’t stop working because it will continue with other fuel.


In the long run, dual fuel generators are very much cost-effective. It can save 10 to 15% more than the traditional generator.


In the case of burning fuel, dual fuel generators are more efficient than the other traditional generators.

Option to Use

This generator has more options to use, especially based on the availability of fuel. It’s easy to choose after knowing the fuel type that you can get easily from your area.

Eco-friendly Alternative

Such generators are used as the best eco-friendly alternative to other generators. The engine of a dual fuel generator is highly efficient to emit less carbon.

Read More: Can you parallel non-inverter generators?


Not everything is perfect in this world, even for the dual fuel generator. We picked some disadvantages of this generator and here it is.

Unavailability of Natural Gas

It’s not easy to get natural gas. Because of the geographical location, it makes some differences that hamper the proper functioning of the generator.


In terms of price, dual fuel generators are more expensive than other generators.

Complex to Operate

Because of the dual functioning mechanism, it’s more complex to operate.

Not Suitable

For the small appliances and small power requirements, a dual fuel generator is not perfect.

The Best Dual Fuel Generators on the Market Product:

Right Now, the Market is full of dual-fuel Generators but all of them are not right for you. It’s not even possible to justify dual fuel generators one by one. For your help, we pick some models of dual fuel generators for you that can meet your power needs.

#1. DuroMax XP12000EH Generator

DuroMax XP12000EH Generator-12000 Watt Gas or Propane Powered

Click here to buy this DuroMax XP12000EH Generator available at Amazon (affiliate link takes you to

This is one of the high-capacity dual fuel generators that is portable and works best as a home backup generator. With the help of a 457CCoHV engine, it offers plenty of power.

Because of the dual-fuel feature, it’s a flexible generator that can run on propane or gasoline. Its engine is powerful enough to provide 12000 watts of surge power and 95 continuous power.

#2. A-iPower 1200-Watt Dual Fuel Generator

A-iPower SUA12000ED 12000 Watt Portable Generator

Click here to buy this A-iPower SUA12000ED 12000 Watt Portable Generator available at Amazon (affiliate link takes you to

When you need plenty of power (1200 peak watt & 9000 watts) from an underrated dual fuel generator with a 4 stroke engine then this one is the best choice.

Without any malfunctioning situation, it’s easy to switch between gas & propane. Just use the digital pad for that. Almost 9 hours, it can provide power. For the 50% load, this generator can provide power for the next 16 years.

#3. All Power America G12000EGL

All Power America G12000EGL 12000 Watt Heavy Duty Dual Fuel Portable Generator

Click here to buy this All Power America G12000EGL 12000 Watt Heavy Duty Dual Fuel Portable Generator available at Amazon (affiliate link takes you to

This is the generator you need for undeniable power (12000-watt peak and 9000-watt continuous power). The 18 HP 459cc OHV air-cooled engine is the key to such power.

For camping and home use, this portable fuel generator is a perfect choice. It has an electric and recoil start along with a low oil level shutdown facility.

#4. Westinghouse Outdoor Power Equipment WGen9500DF Dual Portable Generator

Westinghouse Outdoor Power Equipment WGen9500DF Dual Fuel Portable Generator

Click here to buy this Westinghouse Outdoor Power Equipment WGen9500DF Dual Fuel Portable Generator available at Amazon (affiliate link takes you to

When you need 12500 peak watts and 9500 running watts, then check this generator. Besides its remote start facility, you can use electric and recoil start.

Just fill the fuel tank with 6.6-gallon fuel and get up to 12 hours of run time. Its 457cc Westinghouse 4-Stroke OHV engine offers heavy-duty performance.

#5. Champion Power Equipment 100402 2000-Watt Dual Fuel Generator

Champion Power Equipment 100402 2000-Watt Dual Fuel Portable

Click here to buy this Champion Power Equipment 100402 2000-Watt Dual Fuel Portable available at Amazon (affiliate link takes you to

To run your small, simple, and basic appliances Champion Power Equipment offers this generator as an ideal option. Using propane, it can produce quite decent power (2000 starting watts and 1600 running watts) but it can run on gasoline or propane. This compact size generator is also perfect for camping. Its ultra-quiet operation can power for up to 11 hours.

What to Consider Before Buying a Dual Fuel Generator?

To choose the best dual fuel generator, you should consider different factors and all these are important for everyone. Here are the key factors are given below.

Fuel Capacity

This type of generator has fuel tanks that are used to store fuel from 2 gallons to more than 10 gallons. Large fuel tanks help the generator run for a long time.

Power Output

Dual fuel generators have different power outputs. All manufacturers mention the peak power output and running power output.

Recoil Cord vs. Electric Start

Electric start generators let you start the generator automatically by pressing the button or flipping the switch.

On the other hand, a recoil cord is a reliable technology and works like kick-starting the engine by pulling the recoil cord.

Size and Weight

A generator can be measured in height, width, and length. But the overall size of the generator falls between 22 x 22 x 22 and 35 x 30 x 30.


Undoubtedly, dual fuel generators are the most reliable option for those who don’t want to face any problem only for fuel options. This generator can run on more than one fuel, especially natural gas, propane, or gasoline.

Only for natural gas, people still love to use dual fuel generators. But can a dual fuel generator run on natural gas? Yes, it can and this is the best option you might like as generator fuel.

You’re always good to go with natural gas. This very versatile and inexpensive dual fuel generator will support you in crisis moments.