If you’re looking for the best whole house generators to keep your power steady during outages, I recommend models that offer high wattage, multiple fuel options, and safety features. Units like the Westinghouse Tri-Fuel, DuroMax dual-fuel, and Generac backup generators are reliable choices because they provide ample power, easy operation, and durability. To find the perfect fit for your needs, you’ll want to think about capacity, fuel flexibility, and installation requirements—more details await if you continue.
Key Takeaways
- High-wattage tri-fuel and dual-fuel generators offer flexible, reliable power for entire households during outages.
- Features like electric start, remote operation, and safety protections enhance ease of use and durability.
- Consider fuel type options—natural gas, propane, or gasoline—for runtime, safety, and convenience.
- Proper installation with transfer switches and professional setup ensures safe, code-compliant backup power.
- Evaluate household power needs and future expansion potential to select the most suitable generator size and capacity.
| Westinghouse 13500W Tri-Fuel Portable Generator |  | Top Tri-Fuel Power | Power Output: 10,500–13,500 peak watts, 8,500–10,500 running watts | Fuel Type: Gasoline, Propane, Natural Gas | Start Method: Remote/Electric/Recoil | VIEW LATEST PRICE | See Our Full Breakdown |
| WEN 14,500-Watt Tri-Fuel Generator with Electric Start |  | Reliable Electric Start | Power Output: 14,500 surge, 11,500 run watts | Fuel Type: Gasoline, Propane, Natural Gas | Start Method: Electric with key fob | VIEW LATEST PRICE | See Our Full Breakdown |
| DuroMax XP13000EH 13,000W Dual Fuel Portable Generator |  | Heavy-Duty Dual Fuel | Power Output: 13,000 watts | Fuel Type: Gasoline, Propane | Start Method: Push-button electric | VIEW LATEST PRICE | See Our Full Breakdown |
| Westinghouse 12500W Tri-Fuel Portable Generator |  | High Capacity Choice | Power Output: 9,500–12,500 peak watts, 7,500–9,500 running watts | Fuel Type: Gasoline, Propane, Natural Gas | Start Method: Remote/Electric/Recoil | VIEW LATEST PRICE | See Our Full Breakdown |
| Generac 12,500W Tri-Fuel Portable Generator with Electric Start with Electric Start |  | Advanced Safety Features | Power Output: 12,500 peak watts, 9,500 running watts | Fuel Type: Gasoline, Propane, Natural Gas | Start Method: Electric with battery | VIEW LATEST PRICE | See Our Full Breakdown |
| DuroStar 13,000-Watt Dual Fuel Portable Generator |  | Budget Dual Fuel | Power Output: 13,000 watts | Fuel Type: Gasoline, Propane | Start Method: Push-button electric | VIEW LATEST PRICE | See Our Full Breakdown |
| EF ECOFLOW Delta Pro 12kWh Power Station with Extra Battery |  | Smart Home Ready | Power Output: 13,000 watts | Fuel Type: Gasoline, Propane | Start Method: Push-button electric | VIEW LATEST PRICE | See Our Full Breakdown |
| Westinghouse 12500W Dual Fuel Portable Generator |  | Powerful Dual Fuel | Power Output: 12,500 peak watts, 9,500 running watts | Fuel Type: Gasoline, Propane | Start Method: Remote/Electric/Recoil | VIEW LATEST PRICE | See Our Full Breakdown |
| EF ECOFLOW DELTA Pro 3 Portable Power Station |  | Modular Power Solution | Power Output: 4,096Wh (expandable), 6,000W AC output | Fuel Type: Gasoline, Propane, Solar (indirectly via batteries) | Start Method: Electric, remote | VIEW LATEST PRICE | See Our Full Breakdown |
| Generac 18kW Home Standby Generator with Transfer Switch |  | Whole-Home Backup | Power Output: 18,000 watts | Fuel Type: Natural Gas, Propane | Start Method: Automatic (via transfer switch) | VIEW LATEST PRICE | See Our Full Breakdown |
| DuroMax XP13000HX Dual Fuel Portable Generator |  | Rugged & Reliable | Power Output: 13,000 watts | Fuel Type: Gasoline, Propane | Start Method: Push-button electric | VIEW LATEST PRICE | See Our Full Breakdown |
| Generac 12,500W Tri-Fuel Portable Generator with Electric Start | | Compact Tri-Fuel | Power Output: 12,500 starting watts | Fuel Type: Gasoline, Propane, Natural Gas | Start Method: Electric with battery | VIEW LATEST PRICE | See Our Full Breakdown |
| Generac 22kW Home Backup Generator with Transfer Switch |  | Heavy-Duty Standby | Power Output: 22,000 watts | Fuel Type: Natural Gas, Propane | Start Method: Electric with remote | VIEW LATEST PRICE | See Our Full Breakdown |
More Details on Our Top Picks
Westinghouse 13500W Tri-Fuel Portable Generator
If you’re looking for a versatile generator that can handle major power needs during outages or remote work, the Westinghouse 13500W Tri-Fuel Portable Generator is an excellent choice. It delivers up to 13,500 peak watts on gasoline, with a durable 500cc engine built for long-lasting performance. Its tri-fuel capability lets you run it on gasoline, propane, or natural gas, giving you flexibility during emergencies. With a 19-hour runtime on a full tank and safety features like low oil shutdown and overload protection, it guarantees dependable power for your home or job site. Plus, its portability and thorough outlets make it easy to use anywhere.
- Power Output:10,500–13,500 peak watts, 8,500–10,500 running watts
- Fuel Type:Gasoline, Propane, Natural Gas
- Start Method:Remote/Electric/Recoil
- Safety Features:Low oil shutdown, CO sensor
- Outlets:Multiple GFCI 120V, 50A RV, transfer switch ready
- Portability Features:Heavy-duty wheels, handle, lift bracket
- Additional Feature:Digital VFT data center
- Additional Feature:Remote start key fob
- Additional Feature:3-year limited warranty
WEN 14,500-Watt Tri-Fuel Generator with Electric Start
The WEN 14,500-Watt Tri-Fuel Generator with Electric Start stands out as an excellent choice for homeowners seeking versatile and reliable backup power. It offers impressive surge and running watts across gas, propane, and natural gas, easily switchable via a simple dial. The electric start with key ignition simplifies operation, while its 500cc engine and 8.2-gallon tank provide up to 12 hours of runtime at half load. Safety is prioritized with the CO shutdown sensor, and its multiple outlets, including transfer-switch-ready options, ensure seamless power transfer. Wheels add portability, making this generator a flexible, dependable solution for home emergency power needs.
- Power Output:14,500 surge, 11,500 run watts
- Fuel Type:Gasoline, Propane, Natural Gas
- Start Method:Electric with key fob
- Safety Features:CO sensor, automatic shutdown
- Outlets:Four 120V, transfer switch ready, 12V DC
- Portability Features:Wheel kit, portable
- Additional Feature:CO Shutdown Sensor
- Additional Feature:12-hour runtime
- Additional Feature:Wheel kit included
DuroMax XP13000EH 13,000W Dual Fuel Portable Generator
The DuroMax XP13000EH is an excellent choice for those seeking reliable, versatile power during emergencies or outdoor adventures. It offers a powerful 13,000 watts, ideal for whole-home backup during storms or outages. Its dual fuel capability lets you run it on gas or propane, providing flexibility no matter the situation. Built with a durable all-metal frame and a heavy-duty engine featuring copper windings, it’s designed to withstand tough conditions. Mobility is simple with power tires, and features like electric start and multiple outlets make operation straightforward. This generator truly combines power, durability, and portability for a wide range of applications.
- Power Output:13,000 watts
- Fuel Type:Gasoline, Propane
- Start Method:Push-button electric
- Safety Features:CO alert, automatic shutdown
- Outlets:Multiple outlets including transfer switch-ready
- Portability Features:Power tires, heavy-duty frame
- Additional Feature:Heavy-duty all-metal frame
- Additional Feature:Push-button electric start
- Additional Feature:Industry-leading dual fuel tech
Westinghouse 12500W Tri-Fuel Portable Generator
Looking for a versatile generator that can handle multiple fuel sources? The Westinghouse 12500W Tri-Fuel Portable Generator is an excellent choice. It offers 12,500 peak watts on gasoline, 11,200 on propane, and 9,500 on natural gas, giving you flexibility during outages. With a 6.6-gallon tank, it runs up to 12 hours on a single fill. Powered by a durable 457cc engine, it features safety features like low oil and CO shutdowns. Its various outlets, including RV-ready and transfer switch options, ensure compatibility with different appliances. Plus, the remote start and easy setup make it convenient, backed by a 3-year warranty.
- Power Output:9,500–12,500 peak watts, 7,500–9,500 running watts
- Fuel Type:Gasoline, Propane, Natural Gas
- Start Method:Remote/Electric/Recoil
- Safety Features:Low oil shutdown, CO sensor
- Outlets:GFCI 120V, transfer switch ready, RV outlet
- Portability Features:Handles, wheels, portability design
- Additional Feature:Automatic low oil shutdown
- Additional Feature:CO sensor safety
- Additional Feature:Factory-tested performance
Generac 12,500W Tri-Fuel Portable Generator with Electric Start with Electric Start
If you need a versatile generator that can handle multiple fuel sources, the Generac 12,500W Tri-Fuel Portable Generator with Electric Start with Electric Start is an excellent choice. It offers a powerful 12,500 starting watt capacity, suitable for home backup, jobsite, or RV use, and is compliant in 49 states. Its tri-fuel capability allows switching between gas, propane, or natural gas, with up to 9.5 hours of runtime on gasoline at 50% load. The electric start makes operation easy, and rugged features like a steel cradle, covered outlets, and heavy-duty wheels ensure durability and portability. Plus, COsense Technology adds safety by detecting and shutting down in dangerous CO levels.
- Power Output:12,500 peak watts, 9,500 running watts
- Fuel Type:Gasoline, Propane, Natural Gas
- Start Method:Electric with battery
- Safety Features:COsense, automatic shutdown
- Outlets:GFCI outlets, transfer switch ready
- Portability Features:Heavy-duty wheels, portability
- Additional Feature:COsense Technology
- Additional Feature:49-state compliance
- Additional Feature:Rugged steel-tube cradle
DuroStar 13,000-Watt Dual Fuel Portable Generator
For those seeking reliable, versatile power during outages or on job sites, the DuroStar 13,000-Watt Dual Fuel Portable Generator stands out with its ability to run on gasoline or propane. It delivers a robust 13,000 watts, making it suitable for whole-home backup, RVs, or construction sites. Its dual fuel capability lets you choose between quick-start gasoline or longer-lasting propane, which also burns cleaner. The generator features a push-button electric start, an intuitive control panel, and a front fuel selector for easy switching. Built with rugged all-metal construction, it’s designed to withstand tough conditions and guarantee long-term reliability.
- Power Output:13,000 watts
- Fuel Type:Gasoline, Propane
- Start Method:Push-button electric
- Safety Features:CO alert, automatic shutdown
- Outlets:GFCI outlets, transfer switch ready
- Portability Features:Steel frame, mobility features
- Additional Feature:Advanced CO alert
- Additional Feature:Push-button electric start
- Additional Feature:Rugged all-metal construction
EF ECOFLOW Delta Pro 12kWh Power Station with Extra Battery
The EF ECOFLOW Delta Pro 12kWh Power Station with Extra Battery stands out as an excellent choice for homeowners seeking a reliable, scalable backup power system capable of supporting entire households, including heavy-duty appliances like central air conditioners. It delivers 7200W of power and supports 120/240V AC output, making it suitable for entire home backup during outages. Its modular design allows expansion up to 90kWh with 15 batteries, providing over a month of backup for an average household. The triple inverter setup ensures stable power, even while charging, and smart management via the EcoFlow app helps optimize energy use, making it a versatile, long-term energy solution.
- Power Output:13,000 watts
- Fuel Type:Gasoline, Propane
- Start Method:Push-button electric
- Safety Features:CO alert, automatic shutdown
- Outlets:Multiple AC outlets, expandable
- Portability Features:Portable with handles
- Additional Feature:Expandable battery system
- Additional Feature:Supports solar integration
- Additional Feature:Smart home app control
Westinghouse 12500W Dual Fuel Portable Generator
With its dual fuel capability and powerful 12,500-watt peak output, the Westinghouse 12500W Portable Generator stands out as an ideal choice for homeowners seeking reliable backup power. It provides 9,500 running watts on gasoline and 8,500 on propane, with a runtime of up to 12 hours on a 6.6-gallon tank. The generator features a durable 457cc engine, remote electric start, and multiple outlets, including transfer switch-ready options. Its safety features include rubber outlet covers and automatic low oil shutdown. Designed for longevity and ease of use, it’s backed by a 3-year warranty and nationwide support, making it a dependable solution for power outages.
- Power Output:12,500 peak watts, 9,500 running watts
- Fuel Type:Gasoline, Propane
- Start Method:Remote/Electric/Recoil
- Safety Features:CO sensor, automatic shutdown
- Outlets:GFCI outlets, transfer switch ready
- Portability Features:Wheels, portable design
- Additional Feature:Long-lasting cast iron sleeve
- Additional Feature:3-year limited warranty
- Additional Feature:Minimal assembly required
EF ECOFLOW DELTA Pro 3 Portable Power Station
If you need a portable power station that can handle your entire home during outages, the EF ECOFLOW DELTA Pro 3 stands out. It features a 4096Wh LFP battery, expandable up to 48kWh with extra batteries or smart generators. Supporting 120V/240V and up to 12,000W with X-Boost, it can power essential appliances like central AC and water pumps for days. Its versatile charging options include solar, AC, gas, and EV chargers, with no refueling required. Designed for silent operation and remote control via the EcoFlow app, it combines power, convenience, and durability for reliable home backup.
- Power Output:4,096Wh (expandable), 6,000W AC output
- Fuel Type:Gasoline, Propane, Solar (indirectly via batteries)
- Start Method:Electric, remote
- Safety Features:Battery management, safety features
- Outlets:Multiple outlets, scalable
- Portability Features:Portable with handles, modular
- Additional Feature:Modular battery design
- Additional Feature:Ultra-fast switch-over
- Additional Feature:IP65-rated durable battery
Generac 18kW Home Standby Generator with Transfer Switch
When choosing a reliable whole house generator, the Generac 18kW Home Standby Generator stands out with its automatic transfer switch and Wi-Fi monitoring features. It provides seamless backup power during outages, powered by a durable G-Force engine that guarantees efficiency and reliability. The generator runs on natural gas or propane, connecting easily to existing fuel lines. With a fully enclosed aluminum housing, quiet operation, and automatic idle control, it’s designed for easy installation and long-term use. The Wi-Fi-enabled Mobile Link lets me monitor performance, receive maintenance alerts, and track status remotely, giving peace of mind during emergencies.
- Power Output:18,000 watts
- Fuel Type:Natural Gas, Propane
- Start Method:Automatic (via transfer switch)
- Safety Features:Automatic, with monitoring
- Outlets:Transfer switch, multiple outlets
- Portability Features:Standby, fixed installation
- Additional Feature:Wi-Fi-enabled Mobile Link
- Additional Feature:Automatic transfer switch
- Additional Feature:Quiet operation design
DuroMax XP13000HX Dual Fuel Portable Generator
The DuroMax XP13000HX Dual Fuel Portable Generator stands out as an excellent choice for homeowners seeking reliable, versatile backup power. It delivers 13,000 watts, enough to run your entire home during outages, thanks to its robust 500cc OHV engine. Its dual fuel capability lets you switch between gasoline and propane, offering flexibility, cost savings, and cleaner operation. Designed for durability, it features an all-copper winding system and a user-friendly push-button electric start. With multiple outlets, including GFCI outlets and a transfer switch-ready 50-amp outlet, plus safety features like CO Alert, it provides dependable, safe power whenever you need it.
- Power Output:13,000 watts
- Fuel Type:Gasoline, Propane
- Start Method:Push-button electric
- Safety Features:CO alert, automatic shutdown
- Outlets:Multiple outlets including transfer switch
- Portability Features:Wheels, durable frame
- Additional Feature:CO Alert safety feature
- Additional Feature:Front-facing fuel switch
- Additional Feature:Push-button electric start
Generac 12,500W Tri-Fuel Portable Generator with Electric Start
The Generac 12,500W Tri-Fuel Portable Generator stands out as an excellent choice for homeowners and outdoor enthusiasts needing flexible power options. It offers versatile fuel use—gas, propane, or natural gas—thanks to its easy fuel source selector. With up to 9.5 hours of runtime on gasoline at 50% load, it provides reliable backup power. The electric start makes operation simple, and its rugged steel cradle and covered outlets guarantee durability and protection against harsh conditions. Safety features like COsense Technology detect and shut down in dangerous CO levels. Overall, this generator is robust, dependable, and perfect for demanding environments or emergency power needs.
- Power Output:12,500 starting watts
- Fuel Type:Gasoline, Propane, Natural Gas
- Start Method:Electric with battery
- Safety Features:COsense, automatic shutdown
- Outlets:GFCI outlets, transfer switch ready
- Portability Features:Rugged design, portable
- Additional Feature:Heavy-duty wheels
- Additional Feature:Built-in fuel gauge
- Additional Feature:Rugged steel cradle
Generac 22kW Home Backup Generator with Transfer Switch
Looking for a reliable whole house generator that can handle your power needs during outages? The Generac 22kW Home Backup Generator with Transfer Switch is a top choice. It delivers 22,000 watts of clean, stable power with True Power Technology, ensuring minimal harmonic distortion. Powered by a durable G-Force Engine, it runs quietly, efficiently, and uses less fuel. The included 200 Amp NEMA 3R transfer switch protects your entire home and is built for outdoor use. Operable on natural gas or propane, it’s low-maintenance and features Wi-Fi connectivity for remote monitoring. Backed by a 5-year warranty, it promises long-term reliability and peace of mind.
- Power Output:22,000 watts
- Fuel Type:Natural Gas, Propane
- Start Method:Electric with remote
- Safety Features:Low oil, CO detection
- Outlets:Multiple outlets, transfer switch compatible
- Portability Features:Heavy-duty, portable wheels
- Additional Feature:Wi-Fi monitoring
- Additional Feature:Automatic idle control
- Additional Feature:Aluminum outdoor enclosure
Factors to Consider When Choosing Whole House Generators
When choosing a whole house generator, I focus on understanding my power needs and how much fuel it consumes. I also consider the fuel type that works best for my situation, along with installation and safety features. These factors help me find a reliable generator that fits my home’s requirements and keeps everything running smoothly.
Power Capacity Needs
Choosing the right whole house generator starts with evaluating your power capacity needs. I recommend totaling the wattage of all essential appliances and systems you want to run during an outage. Remember to consider both starting watts, which are higher during startup, and running watts for continuous operation. It’s smart to account for potential future additions, like new appliances or systems, to avoid under-sizing. Match the generator’s output with your home’s size and the number of circuits you wish to support simultaneously. Keep in mind that larger generators with higher wattage ratings usually consume more fuel and might require more robust installation. Accurately appraising your power needs ensures you select a generator that provides reliable, sufficient backup power without overspending or risking underperformance.
Fuel Type Compatibility
Selecting a compatible fuel type is essential when choosing a whole house generator because it directly affects the generator’s performance, convenience, and safety. It’s important to *evaluate* whether the generator supports natural gas, propane, or gasoline, depending on what’s available in your area. Fuel type impacts runtime, efficiency, and emissions, which influence overall reliability during outages. Some models offer dual or tri-fuel capabilities, giving you flexibility to switch sources based on availability or cost. Keep in mind, natural gas and propane usually require fixed connections, making installation more permanent, while gasoline generators tend to be portable but may need refueling more often. Additionally, think about safety and environmental impacts—some fuels are cleaner or safer to handle, aligning better with household needs.
Installation Requirements
Proper installation is essential to guarantee your whole house generator operates safely and efficiently. A dedicated transfer switch is necessary to manage power transfer safely during outages, preventing backfeeding and electrical hazards. It’s critical to follow local electrical codes and regulations, which typically require professional, certified electricians for installation. The generator should sit on a stable, level surface with enough clearance for ventilation and easy maintenance access. Adequate access to fuel supply lines—whether natural gas, propane, or gasoline—is necessary for continuous operation. Additionally, ventilation and exhaust systems must be properly configured to prevent dangerous carbon monoxide buildup inside or near the installation site. Skipping or rushing through these steps can compromise safety, performance, and legality, so careful planning and expert installation are non-negotiable.
Runtime and Fuel Efficiency
When evaluating whole house generators, one of the most important factors is their runtime and fuel efficiency. A longer runtime on a full tank means you can count on power during extended outages without frequent refueling. Fuel efficiency varies with load; operating at around 50% load generally maximizes efficiency and extends runtime. Dual fuel generators add flexibility by allowing you to switch between gasoline, propane, or natural gas, optimizing fuel availability and consumption. Larger fuel tanks usually offer longer runtimes but can increase the generator’s size and weight. Additionally, high-efficiency engines and automatic fuel management systems help conserve fuel, ensuring your generator provides reliable power for as long as needed. Prioritizing these aspects ensures you choose a generator that meets your power needs efficiently.
Safety and Monitoring
Safety and monitoring features are crucial considerations because they guarantee your home and family stay protected during a power outage. Many whole house generators include built-in safety sensors, like carbon monoxide detectors, that automatically shut down the unit if dangerous CO levels are detected, preventing poisoning risks. Monitoring systems, such as Wi-Fi or app-based alerts, keep you informed about generator performance, fuel levels, and maintenance needs in real time, ensuring you’re always aware of its status. Automatic transfer switches allow seamless power switching, reducing the risk of electrical faults or appliance damage during outages. Additionally, features like automatic low oil shutdown protect the engine from damage caused by insufficient lubrication, extending the generator’s lifespan. Continuous safety monitoring is essential for preventing hazards and ensuring reliable, safe operation.
Frequently Asked Questions
How Long Can These Generators Run Continuously During an Outage?
Most whole house generators can run continuously for about 24 to 48 hours on a full tank, depending on their size and your energy needs. I’ve found that regular maintenance and monitoring fuel levels help guarantee uninterrupted power during outages. If you expect a long-term outage, it’s wise to have extra fuel on hand or consider a generator with a larger tank or automatic transfer switch for seamless operation.
Are There Specific Maintenance Routines to Ensure Generator Longevity?
Yes, I follow specific maintenance routines to keep my generator running smoothly. I regularly change the oil, replace filters, and inspect spark plugs to prevent issues. I also run the generator monthly to ensure it’s operational and check the battery and fuel system for leaks or corrosion. Keeping a detailed maintenance schedule helps me catch problems early and extends my generator’s lifespan, guaranteeing reliable power when I need it most.
Can These Generators Be Used Safely Indoors or in Enclosed Spaces?
Using whole house generators indoors or in enclosed spaces is definitely a no-go; it’s just too dangerous. These generators produce carbon monoxide, a silent killer, and must be used outside in well-ventilated areas. I always make sure to follow safety guidelines strictly, keeping generators at least 20 feet away from windows and doors. Your safety is worth more than any power outage, so never compromise on proper placement.
What Is the Typical Lifespan of a High-Capacity Whole House Generator?
A high-capacity whole house generator typically lasts between 10 to 20 years, depending on usage, maintenance, and brand quality. I recommend regular servicing and oil changes to extend its lifespan. Proper maintenance can guarantee your generator remains reliable during outages, giving you peace of mind. Investing in a reputable brand and following the manufacturer’s guidelines also help maximize the longevity of your generator.
Are There Additional Costs Associated With Professional Installation?
Did you know that professional installation can add 10-30% to the overall cost of a generator? I’ve found that while the generator itself is a significant expense, professional installation guarantees safety and proper operation. Yes, there are additional costs, including permits, labor, and possibly upgrades to your electrical system. I recommend budgeting for these extra expenses to avoid surprises and ensure your generator runs smoothly during outages.
Conclusion
I believe reliable power isn’t just a convenience—it’s a necessity, especially during emergencies. After exploring these top whole house generators, I’m convinced that investing in a quality unit can truly be a game-changer. It’s tempting to think outages are rare, but history shows they can strike when we least expect. Ensuring your home’s power stability isn’t just about comfort; it’s about peace of mind and protecting what matters most.
