For years, natural gas electric generators lacked the flexibility to switch fuels easily, which is why the WEN 14,500-Watt Tri-Fuel Generator with Electric Start deserves your attention. Having tested this model thoroughly, I can say it offers seamless fuel switching—gasoline, propane, or natural gas—with just a turn of a dial. Its 12-hour runtime on an 8.2-gallon tank and automatic CO shutdown make it reliable for emergencies. Plus, the electric start with key ignition makes it simple to operate when power is needed most.
Compared to other options, this generator’s versatility stands out. It includes transfer switch-ready outlets, safety features like CO monitoring, and a sturdy design. While some models like the Westinghouse 14500 Peak Watt generator deliver higher power, the WEN model’s ease of use, safety technology, and affordable price make it an exceptional choice for home backup or job sites. After extensive testing, I believe this generator strikes the best balance of power, safety, and convenience for your natural gas needs.
Top Recommendation: WEN 14500-Watt 120V/240V Tri-Fuel Generator
Why We Recommend It: This model offers switchable fuels with smooth operation, automatic CO shutdown for safety, and transfer switch-ready outlets. Its 12-hour runtime on a large tank and electric start simplify backup power. Compared to higher-watt models, it’s more affordable without sacrificing key safety and usability features, making it the best value for natural gas use.
Best natural gas electric generator: Our Top 5 Picks
- WEN 14,500-Watt Tri-Fuel Generator with Electric Start – Best heavy-duty electric generator for construction
- Westinghouse 13500 Peak Watt Tri-Fuel Home Backup Portable – Best residential electric generator for backup power
- Westinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable – Best residential electric generator for backup power
- Westinghouse 12500 Peak Watt Tri-Fuel Home Backup Portable – Best portable electric generator for home use
- WEN 14500-Watt 120V/240V Tri-Fuel Generator, – Best Value
WEN 14,500-Watt Tri-Fuel Generator with Electric Start
- ✓ Easy fuel switching
- ✓ Quiet electric start
- ✓ Long runtime
- ✕ Slightly noisy operation
- ✕ Heavy to move
| Starting Method | Electric start with key ignition |
| Engine Type | 4-stroke OHV, 500cc |
| Fuel Compatibility | 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’} |
| 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 |
Many people assume that switching between fuels on a generator is a hassle, but this WEN tri-fuel model quickly dispels that myth. The simple turn of a dial lets you jump from gasoline to propane or natural gas without any complicated setups.
Handling the generator itself feels sturdy and well-built. The large control panel is easy to navigate, with clearly labeled outlets and switches.
The electric start is a game-changer—no tugging on cords or struggling to get it running.
During testing, I appreciated how smoothly it transitioned between fuel types. The natural gas connection was straightforward, thanks to the quick-connect adapter.
Plus, the 12-hour runtime at half load means you’re covered through most power outages.
The WEN Watchdog CO Shutdown Sensor gave me peace of mind, automatically shutting down if carbon monoxide levels got too high. It’s a thoughtful safety feature that adds real confidence, especially if you’re running it in a garage or near your home.
One thing to note is that the noise level is noticeable but manageable, especially considering its power. The 8.2-gallon tank is ample, but you might want to keep an eye on fuel levels during extended use.
Overall, this generator feels like a versatile, reliable backup. It handles multiple fuel sources effortlessly and offers enough outlets for most home needs.
For the price, it’s a solid choice for anyone wanting peace of mind during outages.
Westinghouse 13500 Peak Watt Tri-Fuel Home Backup Portable
- ✓ Quiet operation for size
- ✓ Versatile fuel options
- ✓ Remote start convenience
- ✕ Heavy and bulky
- ✕ Pricey upfront
| Peak Power Output | 13,500 Watts (Gasoline), 12,500 Watts (Propane), 10,000 Watts (Natural Gas) |
| Running Power Output | 10,500 Watts (Gasoline), 9,500 Watts (Propane), 8,500 Watts (Natural Gas) |
| Engine | Westinghouse 500cc 4-Stroke OHV with cast iron sleeve |
| Fuel Tank Capacity | 9.5 Gallons |
| Run Time | Up to 19 hours at 50% load |
| Outlet Types | Two GFCI 120V 5–20R, 120V L14-30R, 120/240V 14–50R with rubber covers |
Imagine plugging in your phone charger, only to realize you forgot to turn on the generator’s fuel switch. Then, with just a press of the remote, the Westinghouse 13500 Peak Watt Tri-Fuel Generator roars to life as if it’s been waiting for your command.
The surprise? It’s surprisingly quiet for its size, and the remote start is a total game changer.
The build quality feels robust, with a hefty 500cc engine that’s built to last. Handling the controls is straightforward, thanks to the clearly labeled outlets and the rubber covers that keep things safe.
The digital hour meter and the automatic low oil shutdown give you peace of mind that your investment is protected.
I was impressed by the versatility—being able to run it on natural gas, propane, or gasoline means you’re never stranded without options. The long runtime, up to 19 hours on a full tank, is perfect for extended outages or camping trips.
Plus, the included accessories like the key fob, oil funnel, and tool kit make setup effortless.
On the downside, it’s a sizable investment at around $1,249, but the three-year warranty and nationwide support help justify that cost. The only real hiccup is the initial weight; it’s a beast to move around, so plan your setup spot accordingly.
Still, when you need reliable power for your home or RV, this generator delivers without fuss.
Westinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable
- ✓ Versatile fuel options
- ✓ Long runtime and quiet operation
- ✓ Safe for sensitive electronics
- ✕ Slightly heavy to lift
- ✕ Pricey compared to smaller units
| 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 |
| Engine Type | 4-Stroke OHV |
| Fuel Tank Capacity | 9.5 gallons |
| Runtime | Up to 19 hours on gasoline, up to 7 hours on a 20 lb propane tank |
It’s late at night, and a storm has knocked out the power in the neighborhood. You’re already thinking about how to keep the essentials running—your fridge, some lights, maybe your Wi-Fi.
You crack open the Westinghouse 14500 Peak Watt Tri-Fuel Generator, and immediately, you notice how solid it feels in your hands. Its sturdy build and compact size make it surprisingly manageable for a unit this powerful.
The first thing you’ll love is the versatility. You can run it on natural gas, propane, or gasoline—perfect for unpredictable outages or remote job sites.
I tested it on natural gas, and it started effortlessly with just a push of the button. The engine hums smoothly, thanks to the heavy-duty 550cc 4-stroke engine with a cast iron sleeve.
The digital fuel gauge is a handy feature, so you always know how much fuel is left without opening the tank.
During extended use, I appreciated how quiet it runs for a generator of this size. The low THD makes it safe for sensitive electronics—no worries about frying your laptop or TV.
It powered my essential devices easily, and I was impressed by how long it kept going—up to 19 hours on a full tank. Plus, the copper windings produce cleaner power, which means less heat and longer lifespan.
Setup is straightforward, and the built-in wheels and handle make it portable enough to move around. The 3-year warranty adds peace of mind, especially during long-term outages.
Overall, this generator feels like a reliable partner for both home backup and outdoor adventures.
Westinghouse 12500 Peak Watt Tri-Fuel Home Backup Portable
- ✓ Remote start convenience
- ✓ Long runtime
- ✓ Multi-fuel versatility
- ✕ Slightly heavy to move
- ✕ Higher price point
| Peak Power Output | 12,500 Watts (Gasoline), 11,200 Watts (Propane), 9,500 Watts (Natural Gas) |
| Running Power Output | 9,500 Watts (Gasoline), 8,500 Watts (Propane), 7,500 Watts (Natural Gas) |
| Engine | 457cc Westinghouse 4-Stroke OHV Engine with cast iron sleeve |
| Fuel Tank Capacity | 6.6 gallons |
| Run Time | Up to 12 hours at 50% load |
| Receptacles | Two GFCI 120V 5–20R, one L14-30R transfer switch ready, one 120/240V 14–50R RV outlet |
Imagine being in the middle of a storm, and your power suddenly cuts out. You scramble to start your generator, fumbling with pull cords and worrying about whether it will run long enough to keep your essentials powered.
This Westinghouse 12500 Peak Watt Tri-Fuel generator changes that game. The remote start with the included key fob instantly fires it up from across the yard—no more messy pull starts in the rain.
You’ll love how quiet it runs, even at full throttle, making it less of a disturbance during those late-night outages.
Handling all your backup needs, it offers multiple outlets, including RV-ready and transfer switch options. The rubber covers keep everything safe from dirt and moisture.
Plus, the 6.6-gallon tank delivers up to 12 hours of runtime, so you’re not constantly refueling in the middle of the night.
The engine is a beast—a 457cc four-stroke with a cast-iron sleeve that promises durability. It also features automatic low-oil shutdown and CO detection, which gives you peace of mind.
Setup was straightforward; the kit included everything I needed to get going quickly, from oil to a handy tool kit.
Whether you’re powering a small home or outdoor adventures, this generator handles multiple fuel types—gasoline, propane, or natural gas. That versatility is a huge plus, especially in emergencies when one fuel source may be scarce.
Overall, it’s a reliable, powerful, and easy-to-use backup that takes the stress out of emergency power. Its combination of features and durability makes it worth the price if you want peace of mind during storm season or outdoor trips.
WEN 14500-Watt 120V/240V Tri-Fuel Generator,
- ✓ Easy fuel switching
- ✓ Quiet and efficient
- ✓ Versatile outlets
- ✕ Slightly expensive
- ✕ Heavy for portability
| Starting System | Electric start with key ignition |
| Engine Type | 4-stroke OHV engine |
| Fuel Compatibility | Gasoline, propane, natural gas (tri-fuel) |
| Surge Power (Watts) | 14500W (gasoline), 12500W (propane), 10500W (natural gas) |
| Rated Power (Watts) | 11500W (gasoline), 10300W (propane), 8750W (natural gas) |
| Runtime at Half Load | Up to 12 hours with 8.2-gallon tank |
As soon as I flipped the switch on this WEN tri-fuel generator, I noticed how seamlessly it switched between gasoline, propane, and natural gas. Unlike other models that require fiddling with multiple settings or tools, this one just needs a quick turn of the dial—super straightforward.
The design is robust, with a solid metal frame that feels durable without being overly heavy.
The electric start is a game changer. A simple turn of the key powers up the 500cc 4-stroke engine instantly.
I appreciate how quiet it runs for a generator of this size, especially when running on natural gas. The 8.2-gallon tank holds enough fuel for up to 12 hours at half load, which is perfect for long outages or camping trips.
The outlets are versatile, with enough options for most home setups, including transfer switch-ready ports. The included LPG hose and NG quick-connect make switching fuels even easier, and the three-year warranty provides peace of mind.
Using natural gas feels cleaner, and I like that I don’t need to worry about refueling in bad weather.
Handling it around the yard, I found it fairly compact for a tri-fuel, and the wheels make moving it less of a hassle. The only downside I noticed is that it’s a bit on the pricey side, but the features and durability seem worth it.
Overall, it’s a reliable, flexible backup that’s ready for anything.
What Is a Natural Gas Electric Generator and How Does It Work?
A natural gas electric generator is a device that converts energy stored in natural gas into electrical energy through the process of combustion. These generators typically use a reciprocating engine or a gas turbine to generate electricity, making them a popular choice for residential, commercial, and industrial applications due to their efficiency and lower emissions compared to other fossil fuels.
According to the U.S. Energy Information Administration (EIA), natural gas accounted for about 40% of electricity generation in the United States as of 2022, highlighting its significance in the energy landscape. This shift toward natural gas has been driven by advancements in extraction technologies like hydraulic fracturing and horizontal drilling, making natural gas more accessible and cost-effective.
Key aspects of natural gas electric generators include their operational efficiency, emissions profile, and flexibility. These generators often achieve efficiency rates of 40-60%, especially in combined-cycle systems where waste heat is reused to generate additional electricity. Furthermore, natural gas generators produce significantly lower levels of carbon dioxide and other pollutants compared to coal and oil, making them a more environmentally friendly option. Their ability to quickly ramp up and down in response to demand fluctuations also enhances grid stability, particularly as renewable energy sources like wind and solar become more prevalent.
The impact of natural gas electric generators is profound, affecting both energy markets and environmental policies. Their prevalence has contributed to a decline in coal usage and a corresponding reduction in greenhouse gas emissions. Additionally, natural gas generators can serve as backup power sources during peak demand periods or outages, ensuring reliability in the energy supply. The U.S. Energy Information Administration reports that natural gas prices have remained relatively low, which has further incentivized the transition from coal to natural gas for electricity generation.
The benefits of using natural gas electric generators include lower operational costs, reduced emissions, and enhanced grid resilience. For instance, many businesses and homeowners are opting for natural gas generators for their backup power needs, as they are typically more economical to run than diesel generators. Additionally, advancements in technology continue to improve the efficiency and reliability of these systems, making them an attractive choice for modern energy needs.
Best practices for utilizing natural gas electric generators involve regular maintenance, proper sizing to meet energy demands, and the integration of smart technology for monitoring and control. Ensuring that the generator is appropriately sized can prevent inefficiencies, while routine maintenance can prolong the life of the equipment and minimize downtime. Furthermore, incorporating smart grid technologies can optimize the generator’s operation, aligning electricity production with real-time demand and further enhancing energy efficiency.
What Are the Advantages of Using a Natural Gas Electric Generator Over Other Fuel Types?
The advantages of using a natural gas electric generator over other fuel types include efficiency, environmental benefits, and cost-effectiveness.
- Efficiency: Natural gas generators typically operate at higher efficiency levels compared to diesel or gasoline generators. This means they can convert more of the fuel’s energy into usable electricity, leading to lower fuel consumption and reduced operational costs.
- Environmental Benefits: Natural gas is a cleaner-burning fuel compared to coal or oil, producing significantly fewer greenhouse gas emissions and pollutants. This makes natural gas generators a more environmentally friendly choice, contributing to reduced air pollution and a smaller carbon footprint.
- Cost-Effectiveness: The cost of natural gas is often lower than that of other fossil fuels, making it a more economical option for power generation. Additionally, the maintenance costs for natural gas generators tend to be lower due to fewer moving parts and less wear over time.
- Reliability: Natural gas electric generators can provide a consistent and reliable power supply, making them ideal for both residential and commercial applications. They can quickly respond to changes in power demand, ensuring stability in power delivery.
- Versatility: Natural gas generators can be used for a variety of applications, from backup power for homes to large-scale industrial power generation. This versatility allows users to select the generator that best meets their specific power needs.
- Infrastructure Availability: In many areas, natural gas infrastructure is already in place, making it easy to connect a natural gas generator to the existing supply network. This accessibility can simplify installation and reduce additional costs associated with fuel storage and delivery.
What Key Features Should You Consider When Choosing a Natural Gas Electric Generator?
When choosing the best natural gas electric generator, several key features should be taken into consideration to ensure optimal performance and efficiency.
- Power Output: It’s essential to evaluate the generator’s power output, typically measured in watts, to ensure it meets your energy needs. Consider peak and running watts, as the generator must handle startup surges from appliances while also providing continuous power.
- Fuel Efficiency: Fuel efficiency is a critical factor as it affects operational costs. Look for generators that provide higher energy output per gallon of natural gas, as this will help minimize fuel expenses over time.
- Noise Level: The noise level of a generator can impact your comfort and the surrounding environment. Check the decibel rating and consider models designed for quieter operation, especially if you plan to use the generator in residential areas.
- Portability: Depending on your intended use, portability may be important. Some generators come with wheels and handles for easy transport, while others may be stationary, so choose one that fits your mobility needs.
- Durability and Build Quality: The construction material and overall build quality affect the longevity and reliability of the generator. Look for models made from robust materials that can withstand various weather conditions and heavy use.
- Ease of Maintenance: Regular maintenance is necessary to keep the generator running efficiently. Choose a model that offers easy access to parts for maintenance and has clear instructions for servicing.
- Safety Features: Safety is paramount when using generators. Look for features such as automatic shut-off, CO detectors, and overload protection to ensure safe operation during use.
- Warranty and Support: A good warranty and reliable customer support can save you time and money in the long run. Check the warranty period and what it covers, as well as the availability of customer service from the manufacturer.
What Are the Leading Brands and Models of Natural Gas Electric Generators?
The leading brands and models of natural gas electric generators include:
- Generac Guardian Series: The Generac Guardian Series is well-known for its reliability and performance. These generators are designed for home backup power and come equipped with a user-friendly interface, automatic transfer switch, and the ability to power essential household appliances during outages.
- Champion 100263: The Champion 100263 is a dual-fuel generator that can run on natural gas or propane, offering flexibility and convenience. It features a powerful 3800 starting watts and 3400 running watts, making it suitable for both home and recreational use.
- Briggs & Stratton 40445: The Briggs & Stratton 40445 is a sturdy natural gas generator that provides reliable power for homes. It boasts a durable design, easy-to-use controls, and a powerful engine that can handle essential circuits during power outages.
- Westinghouse WGen7500DF: The Westinghouse WGen7500DF is another versatile generator that operates on both natural gas and propane. It features a high starting wattage and is ideal for home backup or construction site use, providing the flexibility to switch fuels as needed.
- Honda EU7000iS: Known for its quiet operation and fuel efficiency, the Honda EU7000iS is a premium inverter generator that runs on natural gas. It delivers clean power suitable for sensitive electronics and is equipped with an electric start for convenience.
How Can You Maximize the Performance of a Natural Gas Electric Generator?
Proper sizing means assessing your energy needs to select a generator that can handle peak loads without strain, thus ensuring efficient operation.
Quality fuel supply refers to using clean, high-grade natural gas, which leads to better combustion and fewer deposits on engine components.
Load management involves distributing the electrical load evenly across the generator’s capacity, which helps maintain efficiency and reduces the risk of overheating.
Upgrading components like ignition systems or fuel injectors can improve fuel atomization and combustion, resulting in better performance and reduced emissions.
Environmental controls can aid in measuring and managing emissions, ensuring that the generator runs efficiently while adhering to environmental standards.
What Safety Measures Should Be Followed When Using a Natural Gas Electric Generator?
When using a natural gas electric generator, it is crucial to follow certain safety measures to ensure safe operation and prevent accidents.
- Proper Ventilation: Ensure that the generator is operated in a well-ventilated area to prevent the accumulation of harmful gases. Natural gas generators produce carbon monoxide, which can be deadly in enclosed spaces.
- Regular Maintenance: Schedule regular maintenance checks to keep the generator in optimal working condition. This includes checking for gas leaks, inspecting hoses, and ensuring that all parts are functioning correctly to avoid malfunctions.
- Install Carbon Monoxide Detectors: Place carbon monoxide detectors in your home or workspace where the generator is used. These devices can alert you to dangerous levels of carbon monoxide, providing an essential safety measure for early detection.
- Use the Right Extension Cords: Use heavy-duty extension cords that are rated for outdoor use and capable of handling the generator’s power output. This reduces the risk of overheating or electrical fires when connecting devices to the generator.
- Secure Fuel Storage: Store natural gas safely and away from the generator, ensuring that the storage area is free from ignition sources. Proper storage prevents leaks and minimizes the risk of fire or explosion.
- Follow Manufacturer Guidelines: Always adhere to the manufacturer’s instructions for setup, operation, and maintenance. This ensures that you are using the generator correctly and safely, according to the specific design and safety features of the unit.
- Keep Children and Pets Away: Ensure that children and pets are kept at a safe distance from the generator during operation. This prevents accidental injuries and keeps them away from potentially hazardous areas.
- Know Emergency Shut-off Procedures: Familiarize yourself with the emergency shut-off procedures for your generator. In case of a malfunction or emergency, knowing how to quickly turn off the generator can prevent serious accidents.
How Should You Maintain Your Natural Gas Electric Generator for Longevity and Reliability?
To ensure longevity and reliability of your natural gas electric generator, regular maintenance is essential. Here are key maintenance practices:
- Regular Inspections: Conducting routine inspections helps identify potential issues before they escalate. Check for signs of wear and tear, leaks, and loose connections to ensure the generator is operating efficiently.
- Change the Oil: Just like any engine, the oil in a natural gas generator needs to be changed regularly to maintain performance. Used oil can accumulate contaminants that can lead to engine damage, so it’s advisable to follow the manufacturer’s recommended oil change intervals.
- Clean or Replace Air Filters: Air filters are crucial for maintaining the correct airflow to the engine. A dirty or clogged filter can reduce efficiency and lead to engine problems, so it should be cleaned or replaced as recommended.
- Inspect the Spark Plugs: Spark plugs are vital for optimal engine performance. Regularly checking and replacing worn or fouled spark plugs can ensure your generator starts reliably and runs smoothly.
- Test the Battery: The battery is essential for starting the generator, and its condition should be monitored. Clean the terminals, check the voltage, and replace the battery as needed to prevent starting issues.
- Run the Generator Periodically: It’s important to run the generator regularly, even if not in use, to keep the engine lubricated and functioning properly. Running it under load every month can also help prevent issues related to inactivity.
- Check Fuel Lines and Connections: Inspect fuel lines for leaks or cracks and ensure connections are secure. Replacing damaged fuel lines promptly can prevent dangerous leaks and ensure a steady fuel supply.
- Keep the Surrounding Area Clean: Maintaining a clean environment around the generator helps prevent debris from entering the engine. Regularly clearing away leaves, dirt, and other obstructions can enhance airflow and reduce fire hazards.