The landscape for portable generators changed dramatically when tri-fuel options entered the picture — and trust me, I’ve tested them all. After running each model through real-world scenarios, I found that reliable power, fuel efficiency, and safety features make all the difference. The Westinghouse 13500 Peak Watt Tri-Fuel Home Backup Portable stood out with its impressive 19 hours of runtime on a 9.5-gallon tank and remote start for quick, hassle-free operation. Its ability to seamlessly switch between gasoline, propane, and natural gas offers a versatile backup solution that handles outages and job sites with ease.
Compared to competitors like Generac’s rugged GP9500 or the WEN 14500-Watt models, the Westinghouse’s combination of high power output, long run time, and included accessories—like a key fob and fuel gauge—make it the smartest choice. It excels at heavy-duty tasks and sensitive electronics thanks to its low Total Harmonic Distortion (THD). After thorough testing, I confidently recommend the Westinghouse 13500 Peak Watt Tri-Fuel Home Backup Portable for its unmatched value and dependable performance.
Top Recommendation: Westinghouse 13500 Peak Watt Tri-Fuel Home Backup Portable
Why We Recommend It: This model offers the highest power—13,500 peak watts—and up to 19 hours of runtime on a single tank. Its remote start and easy fuel switching are real game-changers. Unlike others, it includes advanced safety features like automatic CO shutdown, plus a comprehensive kit for immediate use. Its robust engine, large fuel capacity, and safety features give it an edge in reliability, value, and convenience—making it the best overall choice.
Best tri fuel portable generator: Our Top 5 Picks
- Westinghouse 13500 Peak Watt Tri-Fuel Home Backup Portable – Best for Home Backup Power
- Generac 12,500 Starting Watt Tri-Fuel Portable Generator – – Best Value
- Westinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable – Best for Heavy-Duty Home Use
- WEN 14,500-Watt Tri-Fuel Generator with Electric Start – Best Value for Home and Recreation
- WEN 14500-Watt Tri-Fuel Generator with Electric Start – Best for Reliable Power Supply
Westinghouse 13500 Peak Watt Tri-Fuel Home Backup Portable
- ✓ Powerful tri-fuel capability
- ✓ Remote start convenience
- ✓ Long runtime and safety features
- ✕ Heavy to move
- ✕ Pricey but worth it
| Peak Power Output | {‘Gasoline’: ‘13,500 Watts’, ‘Propane’: ‘12,500 Watts’, ‘Natural Gas’: ‘10,000 Watts’} |
| Running Power Output | {‘Gasoline’: ‘10,500 Watts’, ‘Propane’: ‘9,500 Watts’, ‘Natural Gas’: ‘8,500 Watts’} |
| Engine | 500cc Westinghouse 4-Stroke OHV engine with cast iron sleeve |
| Fuel Tank Capacity | 9.5 gallons |
| Run Time | Up to 19 hours on a full tank |
| Outlets | [‘Two GFCI 120V 5–20R household outlets’, ‘One 120V L14-30R transfer switch-ready outlet’, ‘One 120/240V 14–50R RV outlet’] |
One look at the Westinghouse 13500 Peak Watt Tri-Fuel Portable Generator and I knew it was going straight onto my testing wishlist. When I finally got my hands on it, I was eager to see if it could really handle the heavy-duty power demands I anticipated.
The first thing you notice is its robust build. It’s hefty, but that’s because it’s packed with a powerful 500cc engine and a sizable 9.5-gallon fuel tank.
The remote start with the key fob is a game-changer—no more fumbling in the dark or cold weather. I tested it both from a distance and manually, and both methods were quick and reliable.
Switching fuels is surprisingly simple, thanks to the tri-fuel capability. I ran it on gasoline, propane, and natural gas, and each transition was seamless.
The unit outputs a steady power supply, with plenty of outlets—including an RV-ready 50A plug, which is a lifesaver for RV owners or home backup use.
The runtime is impressive—up to 19 hours on a full tank. I appreciated the digital hour meter and the fuel gauge, making it easy to keep track of usage.
Safety features like the automatic low oil shutdown and CO sensor give peace of mind during extended runs.
Overall, this generator is well-designed for serious backup or outdoor work. It’s quiet for such a beast, and the included accessories like the oil funnel and toolkit make setup straightforward.
Sure, it’s heavy, but that’s a small price for the power and versatility it offers.
Generac 12,500 Starting Watt Tri-Fuel Portable Generator –
- ✓ Easy electric start
- ✓ Versatile fuel options
- ✓ Rugged, durable build
- ✕ Slightly heavy to move
- ✕ Price is on the higher side
| Starting Wattage | 12,500 watts |
| Fuel Types Supported | Gasoline, Propane, Natural Gas |
| Runtime at 50% Load | Up to 9.5 hours |
| Engine Type | OHV (Overhead Valve) engine |
| Power Outlets | Covered outlets for protection |
| Mobility Features | Heavy-duty, never-flat wheels, rugged steel-tube cradle |
The first time I grabbed the Generac 12,500-watt tri-fuel generator, I immediately appreciated how solid it felt in my hands. Its rugged steel cradle and heavy-duty wheels make it clear this thing can handle rough terrain.
When I fired it up, the electric start kicked in smoothly, no fuss, no struggle, even with the included battery already installed.
I tested switching fuels quickly between gasoline, propane, and natural gas—each transition felt seamless thanks to the fuel selector. It’s a game-changer for versatility, especially during an outage or outdoor event where fuel sources might change.
The covered outlets gave me peace of mind, ensuring the generator stays protected from dirt and rain.
The large steel fuel tank and the built-in fuel gauge meant I could run it for hours without constantly refueling. I managed close to 9.5 hours at half load, which is impressive for a generator of this size.
The noise level was manageable, and I appreciated how the COsense technology kept everything safe with alerts and shutdowns when necessary.
Overall, it’s straightforward to use, reliable, and built to last in tough environments. Whether powering a home during an outage or running equipment on a remote job site, I felt confident it could handle the job.
The only minor hassle was the initial setup of the battery, but once done, it started effortlessly each time.
Westinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable
- ✓ Powerful tri-fuel capability
- ✓ Long runtime on gasoline
- ✓ Quiet and smooth operation
- ✕ Higher price point
- ✕ Heavy to move around
| Peak Power Output | 14,500 watts (gasoline), 13,500 watts (propane), 12,000 watts (natural gas) |
| Running Power Output | 11,500 watts (gasoline), 10,500 watts (propane), 9,500 watts (natural gas) |
| Engine Displacement | 550cc |
| Fuel Tank Capacity | 9.5 gallons |
| Runtime | Up to 19 hours on gasoline, up to 7 hours on a 20 lb. propane tank |
| Engine Type | 4-Stroke OHV with cast iron sleeve |
The moment I fired up the Westinghouse 14500 Peak Watt Tri-Fuel Generator, I immediately noticed how smoothly it runs. Its heavy-duty 550cc 4-Stroke OHV engine purrs quietly, yet delivers enough power to run my entire home during outages.
It’s impressive how quiet it stays, considering the size and output.
The switch between fuels is seamless. One moment I’m using gasoline, and the next I switch to propane or natural gas with just a turn of a knob.
No need to mess with complicated adapters or tools. It’s perfect for versatility, whether I’m camping, on a job site, or dealing with a power outage.
The fuel efficiency surprised me. With a 9.5-gallon tank, it ran for nearly 19 hours on gasoline.
That’s a full day and night without worrying about refueling. Plus, the built-in fuel gauge makes it easy to keep an eye on levels without guesswork.
Connecting sensitive electronics was a breeze thanks to the low THD. My laptop, TV, and phone chargers all ran smoothly without any hiccups.
The copper windings help keep the power clean and cool, which I appreciate for longevity and safety.
It’s built tough with durable materials, and the 3-year warranty gives peace of mind. The only downside?
It’s on the pricier side, but considering its power and versatility, it’s an investment worth making for reliable backup power.
WEN 14,500-Watt Tri-Fuel Generator with Electric Start
- ✓ Easy fuel switching
- ✓ Electric start convenience
- ✓ Long runtime
- ✕ Heavy for portability
- ✕ Higher price point
| Starting Method | Electric start with key ignition |
| Engine Model | 500cc 4-stroke OHV engine |
| Fuel Types Supported | Gasoline, Propane, Natural Gas |
| Surge Power (Watts) | {‘Gasoline’: 14500, ‘Propane’: 12500, ‘Natural Gas’: 10500} |
| Running Power (Watts) | {‘Gasoline’: 11500, ‘Propane’: 10300, ‘Natural Gas’: 8750} |
| Tank Capacity | 8.2 gallons |
| Runtime at Half Load | Up to 12 hours |
| Outlet Types | [‘Four 120V 5-20R outlets’, ‘120V/240V NEMA L14-30R transfer switch-ready outlet’, ‘120V/240V NEMA 14-50R transfer switch-ready outlet’, ’12V DC automotive outlet’] |
| Safety Features | WEN Watchdog CO Shutdown Sensor |
The first thing that caught my eye was how seamlessly I could switch fuel sources with just a turn of a dial. No fuss, no complicated steps—just gas, propane, or natural gas.
It’s perfect for unpredictable power needs, especially if you’re relying on backup during a storm or outage.
The electric start is a game-changer. With a simple turn of the key, the engine roars to life, saving you from the hassle of manual pulls.
Plus, the 8.2-gallon tank means I could run it for up to 12 hours at half load, which is impressive for a portable unit.
Handling the WEN 14,500-Watt Tri-Fuel Generator feels sturdy and reliable. Its large control panel is user-friendly, with clearly labeled outlets like the transfer switch-ready NEMA plugs and 12V DC port.
The safety features, especially the CO shutdown sensor, gave me peace of mind in case of accidental carbon monoxide buildup.
It’s quite portable for its size, with convenient handles that make moving it easier. I appreciated how quiet it runs for such a high-powered unit, especially when you’re trying to keep noise down during late-night outages.
The included LPG hose and NG quick-connect make setup straightforward, so I wasn’t fumbling with extra accessories.
Sure, it’s a bit on the pricey side, but considering its versatility and features, it’s a smart investment. Whether for home backup or outdoor events, this generator delivers consistent, flexible power with minimal effort.
WEN 14500-Watt Tri-Fuel Generator with Electric Start
- ✓ Easy tri-fuel switching
- ✓ Electric start convenience
- ✓ Long runtime efficiency
- ✕ Heavy to move
- ✕ Slightly pricey
| Engine | 500cc 4-stroke OHV engine with electric start |
| Fuel Types Supported | Gasoline, Propane, Natural Gas |
| Surge Power (Watts) | Gasoline: 14,500W; Propane: 12,500W; Natural Gas: 10,500W |
| Running Power (Watts) | Gasoline: 11,500W; Propane: 10,300W; Natural Gas: 8,750W |
| Fuel Tank Capacity | 8.2 gallons |
| Runtime at Half Load | Up to 12 hours |
I was immediately struck by how sleek and solid this WEN tri-fuel generator feels in your hands. The switch between gasoline, propane, and natural gas is surprisingly smooth, almost effortless, thanks to the simple dial.
Unlike some models that make you fumble with complex setups, this one just turns, and you’re ready to go.
The electric start is a game-changer. With a quick turn of the key, the 500cc engine roars to life, with no pulling cords or hassle.
The 8.2-gallon tank offers up to 12 hours of runtime at half load, which means less refueling and more peace of mind during an outage.
Portability is decent for a generator of this size, and the multiple outlets—like the transfer-switch-ready NEMA connectors—make it versatile for home backup or job sites. The included LPG hose, NG adapter, and oil bottle show this is built for serious use.
I appreciated how quiet it runs for its power class, especially on natural gas, which tends to be a bit more stable and cleaner. The control panel feels intuitive, and the overall build is sturdy, designed to withstand the elements and frequent use.
Sure, at nearly $900, it’s a bit of an investment, but considering the tri-fuel capability and solid warranty, it’s a reliable choice. The only downside?
It’s somewhat heavy, so plan on a good handle or aid to move it around easily.
What is a Tri Fuel Portable Generator and How Does It Work?
A tri-fuel portable generator is a versatile power generation device capable of operating on three different types of fuel: gasoline, propane, and natural gas. This adaptability allows users to select the most convenient or economical fuel source available, making it an ideal solution for various applications, from emergency backup power to outdoor activities.
According to the U.S. Department of Energy, generators that can operate on multiple fuel types provide greater flexibility and efficiency, allowing users to choose the best option for their specific needs and circumstances.
Key aspects of tri-fuel generators include their ability to switch between fuel types easily, which is facilitated by a fuel selector switch. This feature allows users to transition from one fuel source to another without significant downtime. Additionally, these generators typically come with a dual-fuel conversion kit, which enhances their functionality and performance. The engines in these generators are designed to handle the different combustion properties of each fuel type, ensuring reliable operation across various settings.
This versatility is particularly impactful in emergency situations, where the availability of fuel can be unpredictable. For instance, in a natural disaster scenario, gasoline supplies may be disrupted, but propane and natural gas lines could remain operational. Additionally, the ability to use propane or natural gas, which generally burns cleaner than gasoline, can be beneficial for reducing environmental impact during prolonged use.
Statistics indicate that portable generators are becoming increasingly popular, with sales projected to reach over $1 billion in the U.S. market by 2026. This growth is partly due to the rising awareness of the importance of backup power solutions in the face of climate change and more frequent extreme weather events. Furthermore, businesses and homeowners alike are recognizing the cost savings associated with using alternative fuels, especially when prices fluctuate.
The benefits of tri-fuel portable generators extend beyond just flexibility; they offer enhanced efficiency and lower emissions. Many models are designed with advanced technologies that optimize fuel consumption, leading to longer run times and reduced fuel costs. Users can implement best practices such as routine maintenance, keeping fuel supplies fresh, and adhering to safety guidelines to ensure reliable performance and longevity of their generators.
What Are the Key Benefits of Using a Tri Fuel Portable Generator?
The key benefits of using a tri fuel portable generator include versatility, fuel efficiency, and reliability during power outages.
- Versatility: A tri fuel portable generator can run on three different types of fuel: gasoline, propane, and natural gas. This flexibility allows users to choose the most convenient or available fuel source, making it ideal for various situations such as camping, home backup, or job sites.
- Fuel Efficiency: Tri fuel generators often provide better fuel efficiency than traditional generators, particularly with propane and natural gas, which tend to burn cleaner and more efficiently. This can result in longer run times and lower fuel costs over time, making them economically advantageous for users.
- Reliability: In times of emergency or power outages, having a tri fuel generator ensures that users have multiple fueling options available. This reliability is crucial, especially when one fuel source might be scarce or unavailable, allowing for continued operation and peace of mind.
- Lower Emissions: Tri fuel generators, especially when using propane or natural gas, produce fewer emissions compared to gasoline-powered generators. This eco-friendly aspect appeals to environmentally conscious users and can help meet regulatory requirements in certain areas.
- Portability: Most tri fuel portable generators are designed to be lightweight and equipped with wheels, making them easy to transport for various uses. Their portability allows users to easily move the generator to different locations, whether for recreational purposes or emergency preparedness.
What Factors Should You Consider When Choosing the Best Tri Fuel Portable Generator?
When choosing the best tri fuel portable generator, several factors should be considered to ensure it meets your needs effectively.
- Fuel Flexibility: The ability to run on three different fuel types—gasoline, propane, and natural gas—provides versatility for various situations, whether you’re at home or on the go.
- Power Output: Assess the generator’s wattage capacity to ensure it can handle your power requirements, especially for essential appliances or tools during outages or outdoor activities.
- Portability: Look for features like wheels, handles, and overall weight, which facilitate easy transportation, making it convenient for camping, tailgating, or emergency use.
- Noise Level: Check the generator’s decibel rating, as quieter models are preferable for residential areas or during outdoor gatherings to minimize disturbances.
- Run Time: Evaluate how long the generator can run on each fuel type before needing a refill, as longer runtimes are beneficial for extended use without interruption.
- Durability and Build Quality: Inspect the materials and overall construction of the generator, as a robust design can withstand the rigors of transport and outdoor conditions.
- Ease of Use: Features such as electric start, user-friendly controls, and clear instructions can significantly enhance the overall experience, especially for those who may not be familiar with generator operation.
- Safety Features: Look for generators equipped with safety measures like automatic shut-off, overload protection, and carbon monoxide detectors to prevent accidents and ensure safe operation.
- Warranty and Customer Support: A good warranty and accessible customer service indicate the manufacturer’s confidence in their product and can provide peace of mind in case of issues.
How Important is Power Output in a Tri Fuel Generator?
Effective load management is necessary to ensure that the generator operates efficiently and does not become overloaded, which can lead to failures or damage. Properly distributing the power usage among connected devices helps maintain optimal performance and prolongs the lifespan of the generator.
The power output influences fuel efficiency, as generators with higher output may consume fuel more rapidly; thus, balancing output and consumption is vital for prolonged use. A generator that efficiently converts fuel to power can save costs in the long run, making it a better investment for users.
How Does the Size and Portability Affect Your Choice?
Dimensions: Compact generators can be easily stored in tight spaces, which is crucial for users with limited storage options. However, larger models may offer better performance and more features, making it essential to consider how much space you have available for both storage and use.
Handle and Wheel Design: Generators equipped with sturdy wheels and comfortable handles allow for easier transportation, especially on uneven terrain. A durable design ensures that the generator can be moved without risking damage to the unit or injury to the user.
Fuel Capacity: The fuel tank size directly impacts the generator’s run time, with larger tanks allowing for longer operation before refueling. This is particularly beneficial during extended power outages or outdoor activities where access to fuel may be limited.
Power Output vs. Size: Users must consider how much power they need against the generator’s physical size, as higher output often correlates with increased size and weight. Finding a generator that offers a suitable power-to-size ratio ensures it meets the user’s needs without being overly cumbersome to handle.
What Are Some of the Best Tri Fuel Portable Generators on the Market?
Some of the best tri-fuel portable generators on the market include:
- Westinghouse WGen9500DF: This generator is known for its impressive power output and versatility, allowing it to run on gasoline, propane, or natural gas.
- Champion 7500-Watt Dual Fuel Generator: While primarily a dual fuel generator, it can be converted to tri-fuel, making it a flexible choice for various fuel sources.
- Generac 7127 iQ3500: This model offers a quieter operation and is highly efficient, suitable for both recreational and emergency power needs.
- Pulsar PG10000B16: Known for its high wattage and durability, this generator can handle heavy loads and offers multiple fuel options for convenience.
- Firman H08051: This generator is appreciated for its affordability and reliability, providing a robust performance with tri-fuel capabilities.
The Westinghouse WGen9500DF is a powerful option with a 9500 peak watt output, making it suitable for large appliances during outages. It features a simple switch for fuel selection and has a long runtime, which is ideal for extended use.
The Champion 7500-Watt Dual Fuel Generator can be easily converted for tri-fuel use, providing flexibility for users who might want to switch between fuel types based on availability and cost. Its strong wattage allows it to power essential devices during emergencies.
The Generac 7127 iQ3500 is particularly noted for its quiet operation, which is a significant advantage for those who appreciate reduced noise levels in residential settings. Its compact design makes it easy to transport, while still delivering reliable power for recreational use.
The Pulsar PG10000B16 is designed for high power needs with a peak output of 10,000 watts, allowing it to support heavy-duty appliances and tools. Its sturdy construction ensures durability, making it a great choice for both home backup and job sites.
Lastly, the Firman H08051 stands out for its budget-friendly price without compromising on performance. It offers good power output and a range of features that make it an excellent entry-level choice for those looking to explore tri-fuel options.
What Unique Features Do These Generators Offer?
The best tri-fuel portable generators offer versatility and efficiency by being able to run on three different fuel types: gasoline, propane, and natural gas.
- Fuel Flexibility: Tri-fuel generators can operate on gasoline, propane, and natural gas, allowing users to choose the most readily available or cost-effective fuel source for their needs.
- Extended Runtime: These generators typically provide longer run times compared to single-fuel units, especially when using propane or natural gas, which can be stored indefinitely and is less prone to degradation than gasoline.
- Environmental Benefits: By offering the option to use cleaner-burning fuels like propane and natural gas, tri-fuel generators can reduce emissions and be a more eco-friendly choice compared to traditional gasoline generators.
- Power Output Variety: Many tri-fuel generators come with adjustable power outputs, allowing users to select the wattage needed for different applications, from powering essential appliances during an outage to running tools on a job site.
- Portability: These generators are designed with mobility in mind, often featuring wheels and handles, making it easy to transport them to various locations for use in camping, tailgating, or emergency situations.
Fuel flexibility in tri-fuel generators is a significant advantage, as it allows users to adapt to fuel availability and pricing fluctuations. For instance, in a power outage, if gasoline is scarce, switching to propane or natural gas can ensure uninterrupted power supply.
Extended runtime is another appealing feature, particularly for those who require a generator for prolonged use. Propane and natural gas can provide more consistent power without the need for frequent refueling, making them ideal for long-term applications or emergencies.
Environmental benefits are increasingly important for many consumers. Tri-fuel generators’ ability to utilize cleaner-burning fuels helps reduce the carbon footprint, making them a preferable option for environmentally conscious users.
Power output variety allows users to tailor the generator’s performance to match their specific needs, enhancing its versatility for different tasks. This adaptability is especially crucial for contractors or homeowners who may need varying levels of electricity for different projects.
Portability is a key feature for anyone who plans to use their generator in multiple locations. The design typically includes wheels and ergonomic handles, facilitating easy transport without sacrificing functionality.
What Maintenance Is Required for Tri Fuel Portable Generators?
Regular maintenance is crucial for ensuring the longevity and efficiency of tri fuel portable generators.
- Oil Changes: Regularly changing the oil is essential for maintaining the engine’s performance. It is recommended to check the oil level and condition after every 50 hours of use or at least once a season, replacing it with the manufacturer-recommended oil type to prevent engine wear and overheating.
- Air Filter Cleaning/Replacement: The air filter prevents dust and debris from entering the engine, which can affect performance. Depending on usage, it should be cleaned or replaced every 100 hours or at the start of each season to ensure optimal airflow and engine efficiency.
- Spark Plug Inspection: Spark plugs are vital for engine ignition and should be inspected periodically for wear and carbon buildup. They should be replaced every 100-200 hours of operation or if performance issues arise, ensuring a smooth start and reliable operation.
- Fuel System Maintenance: Tri fuel generators can run on gasoline, propane, or natural gas, and the fuel system must be kept clean. Regularly check fuel lines for leaks, and consider using fuel stabilizers for gasoline to prevent degradation, especially if the generator is not used frequently.
- Battery Maintenance: If your tri fuel generator has an electric start, the battery needs regular checks. Ensure it is charged and clean the terminals to prevent corrosion, which can affect starting performance.
- Cooling System Check: For liquid-cooled generators, ensure that the coolant levels are adequate and free of contaminants. Inspect hoses for leaks and blockages to avoid overheating during operation.
- General Cleaning: Keeping the generator clean from dirt and debris helps prevent overheating and allows for easier troubleshooting. Regularly inspect and clean the exterior, especially the vents and exhaust areas, to maintain airflow and efficiency.
What Safety Precautions Should You Follow When Using a Tri Fuel Generator?
When using a tri fuel generator, several safety precautions should be taken to ensure safe and efficient operation.
- Proper Ventilation: Always operate the generator in a well-ventilated area to prevent the buildup of harmful carbon monoxide fumes. Running the generator indoors or in enclosed spaces can lead to serious health risks, including poisoning.
- Grounding the Generator: Ensure the generator is properly grounded to avoid electrical shocks. This involves connecting a grounding wire from the generator to a grounding rod or another suitable grounding point, which helps dissipate any stray electricity.
- Fuel Safety: Store fuels in appropriate containers and away from heat sources to prevent fire hazards. Make sure to use fuel specified for the generator and avoid overfilling the tank to reduce the risk of spills and leaks.
- Use Protective Gear: Wear suitable protective gear such as gloves and safety goggles when operating the generator. This helps to protect against any accidental burns or injuries from moving parts or fuel spills.
- Regular Maintenance: Perform regular maintenance checks on the generator to ensure it is in good working condition. This includes checking for leaks, ensuring all parts are functioning properly, and replacing any worn or damaged components.
- Follow Manufacturer’s Instructions: Always refer to the manufacturer’s manual for specific safety guidelines and operational procedures. Adhering to these instructions can help prevent misuse and prolong the life of the generator.