10 Best Trifuel Generators 2025 in the United States

The Westinghouse Outdoor Power Equipment 14500 Peak Watt Tri-Fuel Generator is a robust option for those in need of a reliable power source for their homes or during outdoor activities. With a peak wattage of 14,500 and running wattage of 11,500 when using gasoline, it offers substantial power output suitable for larger homes. It also supports propane and natural gas, providing versatility in fuel choice, which is a major plus for users wanting flexibility in their power options.

One of its standout features is the impressive runtime of up to 19 hours on a full tank, which is quite beneficial in extended power outages. The electric start is another user-friendly feature, making it easy to operate without manual cranking, though it's worth noting it weighs 230 pounds, which may affect portability.

The generator is designed with safety in mind, featuring overload protection and a CO sensor, which helps provide peace of mind while in operation. Additionally, the durable construction and a 3-year limited warranty back the product, showing Westinghouse's confidence in its reliability. While the generator is powerful, the noise level, typical for many generators, may be a concern for some users, especially in residential areas. Additionally, the size and weight might make it less ideal for frequent transport unless you have a suitable vehicle for it. The starting wattage is also lower when using propane or natural gas, which could limit some users' needs depending on their appliances.

This generator is a great fit for those looking for a dependable home backup power solution, particularly if they value flexibility in fuel types and long run times. It is most suitable for residential use but may not be the best choice for those needing frequent portability or quiet operation.

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 WEN 14,500-Watt Tri-Fuel Generator offers impressive versatility with its ability to run on gasoline, propane, and natural gas, making it a convenient option for various situations. With a peak power output of 14,500 watts on gasoline, it provides ample power for most household or job site needs. The ability to switch between fuel types with a simple dial adds to its user-friendly design.

The generator also features an electric start, which is a significant convenience compared to manual pull-starting methods. Its 8.2-gallon fuel tank allows for up to 12 hours of run time at half load, which is quite impressive and beneficial during extended power outages. The generator's weight of 249 pounds might pose challenges in terms of portability, even though it includes a wheel kit for easier movement.

The unit's dimensions are relatively compact given its power capacity, making it easier to store when not in use. It supports both 120V and 240V outputs, which is ideal for transfer switches and emergency backup applications. The inclusion of multiple outlet types provides flexibility in connecting various appliances and tools. Despite its bulk, the WEN generator’s robust feature set, including a three-year limited warranty, makes it a strong contender for those seeking a reliable and powerful tri-fuel generator.