As climate change, infrastructure aging, and natural disasters increasingly threaten the stability of electrical grids, more homeowners are seeking dependable solutions for whole house backup power. Among the most efficient and safe options are inverter generators, which are specifically designed to deliver clean, stable power to sensitive electronics and major home appliances alike.
Unlike traditional generators, whole home inverter generators offer advanced features such as low total harmonic distortion (THD), dual fuel capability, CO monitoring, and automatic transfer switches — making them ideal for both planned power needs and emergency outages.
Whole House Inverter Generators
| Model | Links |
|---|---|
| Westinghouse 11000 Peak Dual Fuel Portable | Amazon Link |
| DuroMax XP13000EH Dual Fuel Portable | Amazon Link |
| WEN Quiet 6800W Dual Fuel Inverter | Amazon Link |
| Generac Guardian 22kW Home Standby | Amazon Link |
| Westinghouse 5000 Peak Super Quiet Portable | Amazon Link |
A Closer Look at the Best Inverter Generators for Whole House Backup
Westinghouse 11000 Peak Dual Fuel Portable Generator
The Westinghouse 11000 peak watt generator delivers 9000 running watts on gasoline and 8100 watts on propane, making it ideal for partial to full home backup scenarios. This unit features remote electric start, push-button ignition, and manual recoil as a failsafe.
- Dual fuel capability provides fuel flexibility during emergencies.
- Low THD ensures compatibility with sensitive electronics.
- Equipped with a transfer switch-ready outlet for seamless integration into home systems.
- Integrated carbon monoxide sensor enhances safety.
Whether you’re powering an entire home or keeping essentials running during a storm, this generator is a reliable and robust solution.
DuroMax XP13000EH Dual Fuel Portable Generator
With a massive 13000 peak watt output, the DuroMax XP13000EH is a true powerhouse for whole-house coverage. Supporting both gasoline and propane, it includes electric start functionality and is fully transfer switch compatible.
- Ideal for homeowners needing to power multiple high-wattage appliances.
- Designed with MX2 Technology to maximize amperage across 120V outlets.
- Excellent for emergency preparedness, storms, or grid failures.
- EPA and CARB certified for compliance in all 50 states.
The DuroMax XP13000EH balances raw power with versatility, ideal for long outages or homes with higher energy demands.
WEN Quiet 6800W Dual Fuel Inverter Generator
For those prioritizing quiet operation and fuel efficiency, the WEN 6800W inverter generator offers a smart mix of performance and low-noise output. With 5100 running watts on gasoline and 4500 watts on propane, it’s suitable for small to mid-size homes.
- Engineered with inverter technology, making it perfect for delicate devices.
- Features the CO Watchdog sensor for automatic shutdown upon CO detection.
- Supports electric vehicle charging via specialized outlets.
- Offers electric start and dual fuel operation.
This WEN model is a highly versatile option that emphasizes quiet operation, smart features, and environmentally friendly performance.
Generac Guardian 22kW Home Standby Generator
The Generac Guardian 22kW is a fully automatic standby generator designed for permanent home installation. It’s connected directly to your home’s natural gas or propane supply and powers your entire house within seconds of a blackout.
- Offers 22,000 watts of continuous power, enough for central A/C units, refrigerators, ovens, and more.
- Equipped with Generac’s WiFi-enabled monitoring system for remote management.
- Comes standard with a 200 Amp automatic transfer switch.
- Virtually maintenance-free with self-diagnostic alerts.
This is the ultimate choice for homeowners seeking a “set it and forget it” backup solution that offers total home coverage.
Westinghouse 5000 Peak Super Quiet Portable Generator
Designed for portability and quiet performance, the Westinghouse 5000W inverter generator offers a 3900W running capacity, ideal for essential home needs during short to moderate outages.
- Equipped with remote electric start and recoil backup.
- Features include RV readiness, parallel capability, and a digital display for easy monitoring.
- Exceptionally quiet, making it suitable for neighborhood use or RV parks.
- Lightweight and easy to transport compared to larger models.
While not as powerful as other models on the list, it’s perfect for those needing temporary backup for refrigerators, routers, and lights.
Why Choose a Whole House Inverter Generator?
Clean Power Output for Sensitive Electronics
Inverter generators produce low THD (total harmonic distortion) electricity, protecting your:
- Computers
- Smartphones
- Medical equipment
- TVs and sound systems
This makes them ideal for both temporary use and long-term dependability.
Dual Fuel Options for Flexibility
With gasoline and propane compatibility, dual fuel models offer:
- Greater fuel availability during emergencies
- Extended runtimes
- Lower carbon emissions when using propane
This flexibility is essential during fuel shortages or power outages caused by hurricanes, ice storms, or wildfires.
Quiet Operation
Thanks to modern sound insulation and engine tuning, inverter generators are significantly quieter than traditional models. This is crucial when:
- Operating near neighbors
- Running indoors or in enclosed spaces with ventilation
- Using the generator at night or in noise-regulated areas
Transfer Switch Compatibility
Many models in this guide are transfer switch ready, allowing for:
- Seamless switchover during an outage
- Safe and legal integration into your home’s electrical panel
- Reduced need for extension cords or manual setup
Having a transfer switch is one of the most important components of a whole-house generator system.
Factors to Consider Before Buying
1. Power Output (Wattage)
Calculate your home’s energy needs based on appliances you wish to run during an outage. Central air systems, electric stoves, and water heaters may require over 10,000 watts, while essential loads like lights and fridges can be covered with 4000–7000 watts.
2. Fuel Type
Consider whether you’ll have easier access to gasoline, propane, or natural gas. Some generators support dual fuel, giving you more options in emergencies.
3. Starting Mechanism
Choose a generator with a reliable and convenient start option:
- Remote electric start is great for convenience.
- Push-button or key ignition adds ease.
- Recoil backup ensures you’re never stranded.
4. Noise Level
Even powerful generators can operate quietly. Look for models described as “super quiet” or “low-noise”, especially if you’re in a residential neighborhood.
5. CO Monitoring and Safety Features
Many modern inverter generators include carbon monoxide sensors, auto shut-off, and low-oil alerts to maximize operational safety.
Final Words
When the power goes out, your comfort, safety, and even health can be at risk. Investing in a whole house inverter generator ensures your essential appliances keep running, your electronics stay safe, and your family remains secure.
Whether you’re looking for the convenience of a standby unit like the Generac Guardian, the fuel versatility of the Westinghouse or DuroMax dual fuel generators, or the quiet portability of WEN and Westinghouse models, there’s an option for every home and budget.
These high-capacity inverter generators, available only on Amazon US, bring together the latest technology with reliable performance — giving you peace of mind every time the lights go out.