10 Best Trifuel Generators 2025 in the United States

The DuroMax XP15000HXT Tri Fuel Generator is a powerhouse that can generate up to 15,000 watts, making it well-suited for keeping your entire home operational during power outages. One of its standout features is its versatility in fuel choice, allowing you to run it on gasoline, propane, or natural gas, which provides significant flexibility depending on availability and cost of fuel sources. The generator’s powerful 500cc OHV engine is designed to deliver reliable performance. It also features a push-button and remote start, which simplifies the operation process, and a user-friendly front-facing interface for quick fuel type changes.

A variety of outlets, including a transfer switch-ready 50 amp outlet, ensures compatibility with a range of devices and applications. The fully-loaded power panel and advanced computer interface with a large LED display make monitoring and managing the generator straightforward, providing real-time information on gas usage, load, voltage, frequency, and run time. Additionally, the CO Alert feature is a crucial safety measure that automatically shuts down the generator to prevent carbon monoxide poisoning.

The 100% copper windings enhance durability and longevity, making it a reliable choice for both residential and commercial use. However, the generator is quite heavy at 362 pounds, which may impact its portability despite the included wheel and handle kit. Additionally, while it offers robust power and comprehensive features, the noise level could be a consideration for users in noise-sensitive environments. This product is ideal for those who need a high-capacity, versatile power backup solution with a strong emphasis on safety and ease of use.

The DuroMax XP13000HXT is a powerful tri-fuel generator that offers a maximum output of 13,000 watts, making it an excellent choice for both residential and commercial use. Its flexibility to run on gasoline, propane, or natural gas provides users with options depending on availability and preference, which is a significant advantage during emergencies like power outages. The robust 500cc engine ensures reliable performance, while the CO Alert feature enhances safety by monitoring carbon monoxide levels.

One of the highlights of this generator is its convenience features, including a push-button and remote start, allowing users to operate it with ease. The front-facing interface makes switching fuel types simple, which is user-friendly. Additionally, it comes equipped with various outlets, including a 50 amp outlet for transferring power directly to your home.

The Champion Power Equipment 9000-Watt Electric Start Tri Fuel Generator is a versatile choice for those needing a reliable power backup. It can run on gasoline, propane, or natural gas, offering flexibility based on fuel availability. With a substantial starting wattage of 9000 and running wattage varying slightly by fuel type, this generator can handle both residential and commercial needs effectively.

It features a powerful 420cc engine with an electric start, making it easy to start even in cold conditions, thanks to its Cold Start Technology. Additionally, the CO Shield system provides an important safety feature by automatically shutting off the unit if dangerous levels of carbon monoxide are detected. The generator is 50% quieter than traditional models, operating at 72 dBA, which is relatively quiet for its category, and it also has an economy mode to save fuel.

Despite its advantages, the generator's weight of 156.6 pounds makes it less portable, although it does come with a wheel kit for easier movement. Also, the noise level, while lower than average, might still be noticeable in very quiet environments. The 12-hour run time on a full gasoline tank is decent, but this will vary with other fuels. The included hoses for propane and natural gas, along with engine oil and other accessories, make it convenient to set up. The three-year limited warranty and free lifetime technical support offer peace of mind. This generator is well-suited for users who need a powerful, flexible, and relatively quiet backup power solution, especially in mixed-use scenarios involving different fuel options.