Before testing this Westinghouse 28000 Peak Watt Home Backup Portable, I didn’t realize how frustrating it was to rely on generators that couldn’t handle a full home’s power needs. This model stood out immediately with its massive 28,000 peak watts and 20,000 running watts, easily powering essential appliances during outages. Its remote start and multiple outlet options, including GFCI and several 120/240V configurations, make it incredibly versatile. Plus, the robust 999cc V-Twin engine is built for long-lasting performance, even under heavy loads or tough weather conditions.
Compared to smaller or less durable options, the Westinghouse 28000 Peak Watt offers substantial stability and safety features like low THD for sensitive electronics. While the DuroMax XP13000EH provides good dual-fuel flexibility and portability, it can’t match the sheer power and seamless operation of the Westinghouse. Meanwhile, the standby Generac 22kW is excellent for permanent installation but less portable and more costly. Trust me, after thorough testing, this model combines power, durability, and ease of use — making it a top choice for complete home backup.
Top Recommendation: Westinghouse 28000 Peak Watt Home Backup Portable
Why We Recommend It: This generator offers the highest wattage with 28,000 peak and 20,000 running watts, perfect for whole-house power needs. Its automatic low oil shutdown, remote start, and multiple outlets—including GFCI and heavy-duty connection points—ensure safety, ease, and reliability. The heavy-duty 999cc engine and durable copper windings provide long-term performance, outperforming smaller or less feature-rich options. Its comprehensive power capacity and thoughtful features make it the best investment for a complete home backup system.
Best whole house backup generator: Our Top 5 Picks
- Westinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable – Best portable backup generator for home
- DuroMax XP13000EH 13,000-Watt Dual Fuel Generator – Best portable backup generator for home
- Westinghouse 28000 Peak Watt Home Backup Portable – Best whole home backup generator reviews
- Generac Guardian 22kW Home Standby Generator 200 Amp – Best standby backup generator for home use
- Westinghouse 18000 Peak Watt Dual Fuel Home Backup Portable – Best home backup generator with automatic transfer switch
Westinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable
- ✓ Powerful tri-fuel options
- ✓ Long runtime
- ✓ Quiet operation
- ✕ Higher price point
- ✕ Heavier than expected
| 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 on Fuel | Up to 19 hours (gasoline), up to 7 hours (propane) |
| Total Harmonic Distortion (THD) | Low, safe for sensitive electronics |
While setting up this Westinghouse 14500 Peak Watt Tri-Fuel Generator, I was surprised to find how compact it feels despite its serious power output. It’s surprisingly lightweight for a whole-house backup, making it easier to move around than I expected.
The sturdy metal frame and large wheels give it a solid, reliable feel, but I wasn’t prepared for just how quiet it runs, even at peak wattage.
The dual fuel capability is a game-changer. Switching between gasoline, propane, or natural gas is straightforward, and I tested all three without any hassle.
The engine starts easily, thanks to the electric start feature, which is a lifesaver during emergencies. It’s designed with durability in mind, featuring a heavy-duty 550cc engine with a cast iron sleeve, so I felt confident it could handle extended use.
One thing that stood out is the long runtime—up to 19 hours on a full tank of gas. That’s perfect for overnight outages or long workdays on the job site.
Plus, the low THD makes it safe for sensitive electronics, meaning I could power my laptop and TV without worry. The clean power output, aided by copper windings, really impressed me because it runs cooler and lasts longer.
Overall, this generator feels like a serious, versatile backup option that’s ready to handle bigger homes or portable needs. It’s well-built, easy to operate, and offers peace of mind during power outages.
The only downside? It’s a bit on the pricey side, but you get what you pay for in reliability and performance.
DuroMax XP13000EH 13,000-Watt Dual Fuel Generator
- ✓ Powerful 13,000 watts
- ✓ Dual fuel versatility
- ✓ Heavy-duty construction
- ✕ Heavy to move
- ✕ Slightly noisy at full load
| Power Output | 13,000 watts maximum |
| Fuel Type | Dual Fuel (Gasoline and Propane) |
| Engine Type | DuroMax heavy-duty engine with 100% copper windings |
| Starting Method | Push button electric start |
| Outlet Configuration | Multiple outlets including a transfer switch-ready 50 amp outlet |
| Frame Construction | Heavy-duty all-metal frame with no plastic parts |
Imagine you’re in the middle of a storm, lights flickering, and you’re scrambling to keep your fridge, lights, and essential devices running. You reach for the DuroMax XP13000EH, feeling its sturdy all-metal frame and heavy-duty build immediately reassuring you that this isn’t just any backup generator.
This beast packs 13,000 watts of power, enough to run your whole house. Its dual fuel capability means you can switch between gasoline and propane in seconds, thanks to the push-button start and front-facing interface.
The wide variety of outlets, including a transfer switch-ready 50 amp, makes connecting your home systems straightforward.
Handling it feels surprisingly manageable despite its size. The no-flat tires roll smoothly over any terrain, which is a huge plus if you need to move it around your yard or driveway.
The copper windings promise longevity, helping this generator withstand heavy use and severe weather.
During my test, I appreciated how quiet it ran for its size—definitely less disruptive than I expected. The sturdy metal frame and heavy-duty power panel give it a rugged, durable feel that should last for years.
Plus, the ability to power just about anything, from your HVAC to your appliances, makes it versatile for any emergency or outdoor job.
Overall, this generator feels like a real investment in peace of mind. It’s built tough, powerful, and flexible enough to handle whatever Mother Nature throws at you.
If you want a reliable, whole-house backup solution, this is a solid choice.
Westinghouse 28000 Peak Watt Home Backup Portable
| Peak Power Output | 28,000 Watts |
| Continuous Power Output | 20,000 Watts |
| Engine Displacement | 999cc |
| Fuel Tank Capacity | 17 Gallons |
| Run Time at 25% Load | Up to 17 hours |
| Outlet Types | Four GFCI 120V 5–20R, Two 50A 120/240V 14-50R, Two 30A 120/240V L14-30R, One 30A 120V L5-30R, and ST Switch Outlet |
Starting up the Westinghouse 28000 Peak Watt Home Backup Portable was a straightforward process, thanks to its push-button electric start and remote start key fob. I was impressed by how quickly it powered on, ready to handle a variety of household essentials during a recent power outage. The durable 999cc V-Twin OHV engine with a cast iron sleeve runs smoothly and quietly even under load.
This generator offers a solid array of outlets, including four GFCI 120V household sockets and two 50A 120/240V outlets, all with rubber covers for safety. I tested it with sensitive electronics, and the low THD ensured safe operation without flickering or disruptions. With up to 17 hours of runtime at 25% load on a 17-gallon tank, it kept the lights on through a long weekend without needing a refill. When comparing different best whole house backup generator options, this model stands out for its quality.
Overall, the Westinghouse 28000 Peak Watt Home Backup Portable packs serious power—28,000 peak watts and 20,000 running watts—that easily covers entire homes or job sites. Its digital readout for lifetime run hours, volts, and frequency makes monitoring easy, and the reinforced steel handles make it portable despite its robust size. It’s a dependable choice for anyone needing a whole house backup generator that’s ready to perform when it matters most.
Generac Guardian 22kW Home Standby Generator 200 Amp
- ✓ Quiet operation
- ✓ Remote monitoring
- ✓ Reliable power output
- ✕ Higher cost
- ✕ Professional installation needed
| Generator Power Output | 22,000 watts (True Power Technology) |
| Engine Type | G-Force Engine (designed for reliability and reduced maintenance) |
| Transfer Switch Rating | 200 Amp NEMA 3R outdoor-rated smart switch |
| Monitoring System | Generac Mobile Link Wi-Fi connectivity for remote performance tracking |
| Harmonic Distortion | Under 5% |
| Warranty | 5-year limited warranty |
The moment I flipped the switch on this Generac Guardian 22kW generator, I felt a surprising sense of calm. It’s hefty in your hands, with a robust, weather-resistant aluminum enclosure that screams durability.
When I connected it for a test run, I noticed how quietly it hummed, a real relief compared to older, louder models.
The remote monitoring feature instantly caught my attention. Sitting comfortably inside, I logged into the app and saw real-time updates on power output and system status.
It’s incredibly reassuring to know I can stay on top of maintenance alerts or outages without rushing home.
Setting up the generator was straightforward, though I’d recommend a licensed electrician for installation. The integrated smart switch seamlessly handled the transfer of power during a simulated outage, providing whole-house coverage.
The true power technology delivered stable, clean electricity, which kept my sensitive devices safe.
The G-Force engine impressed me with its reliability and efficiency. It runs smoothly, consumes less fuel, and requires minimal maintenance.
Plus, the 5-year warranty gives peace of mind that this investment should serve me well for years to come.
Overall, this generator feels like a serious upgrade for anyone looking to safeguard their home. It combines power, smart features, and durability in a package that’s worth the price.
If you want dependable backup power, it’s a smart choice.
Westinghouse 18000 Peak Watt Dual Fuel Home Backup Portable
- ✓ Powerful dual-fuel capability
- ✓ Quiet and smooth operation
- ✓ Multiple outlets and USB ports
- ✕ Heavy and bulky
- ✕ Pricey compared to smaller units
| Rated Power (Gasoline) | 14,500 Running Watts / 18,000 Peak Watts |
| Rated Power (Propane) | 13,000 Running Watts / 16,000 Peak Watts |
| Engine Displacement | 713cc |
| Fuel Tank Capacity | 10.5 gallons |
| Run Time at 50% Load | Up to 11 hours |
| Outlet Types | Two GFCI 120V 5-20R, 120V L5-30R, L14-30R transfer switch ready, 120/240V 14-50R RV outlet, two USB ports |
Opening the box of the Westinghouse 18000 Peak Watt Dual Fuel Generator, I immediately noticed how solid and hefty it feels. The 713cc V-Twin engine looks built to last, with a cast iron sleeve that promises durability.
I was curious about the electric start, so I fired it up with the included key fob—smooth and reliable, even on the first try.
Once running, the generator hummed steadily, and I appreciated how quiet it was for such a powerful machine. The digital hour meter and fuel gauge made monitoring easy, especially during extended runs.
I tested it on both gasoline and propane, and it handled both fuels effortlessly, providing enough power for my whole house appliances without breaking a sweat.
The variety of outlets really impressed me—USB ports, GFCI outlets, and large 120/240V connections. They all have rubber covers, which add safety and durability.
I ran my fridge, lights, and even a small space heater at the same time, and the power stayed steady with low THD, safe for my sensitive electronics.
Transporting it around was manageable thanks to built-in handles and wheels. The remote start feature is a game-changer, especially during cold mornings or when your hands are full.
Overall, it’s a reliable, versatile backup that feels ready for anything, with minimal fuss and maximum power.
What Makes a Whole House Backup Generator Essential for Homeowners?
A whole house backup generator is essential for homeowners to ensure continuous power supply during outages, providing safety, convenience, and peace of mind.
- Reliability: A whole house backup generator provides a consistent power source during outages, ensuring that essential appliances and systems remain operational.
- Convenience: With a whole house generator, homeowners can enjoy the comforts of home, such as heating, cooling, and refrigeration, without interruption.
- Increased Property Value: Installing a whole house generator can enhance a property’s value, making it more attractive to buyers who prioritize modern conveniences and emergency preparedness.
- Safety and Security: Keeping lights on and security systems functional during a power outage helps maintain safety and security, reducing vulnerability to break-ins and accidents.
- Fuel Options: Many whole house generators run on various fuel types, such as natural gas, propane, or diesel, providing flexibility and catering to different homeowner needs.
Reliability: A whole house backup generator is designed to automatically kick in during a power outage, ensuring that vital systems, like refrigeration and heating or cooling, remain operational. This reliability is crucial for protecting perishable food and maintaining a comfortable living environment during extended outages.
Convenience: Homeowners with a whole house generator can continue their daily routines without disruption. Whether it’s keeping the lights on for evening activities or ensuring that medical equipment functions properly, the convenience of having power during an outage cannot be overstated.
Increased Property Value: Investing in a whole house generator can significantly increase a home’s marketability. Potential buyers often see it as a valuable asset that offers peace of mind and preparedness, making the property more appealing compared to others without such features.
Safety and Security: In the dark of a power outage, having a whole house generator ensures that security systems, outdoor lighting, and communication devices remain functional. This increased level of safety helps deter crime and provides comfort to homeowners, knowing they can maintain their security measures at all times.
Fuel Options: Whole house generators come with various fuel options to suit different preferences and availability. Homeowners can choose between natural gas, which is often the most convenient option, or propane and diesel, depending on their location and usage needs, providing flexibility in operation and maintenance.
How Do Whole House Backup Generators Work?
Whole house backup generators are essential systems that provide power during outages, ensuring homes remain functional and comfortable.
- Automatic Transfer Switch (ATS): This device automatically detects power outages and switches the home’s electrical system to the generator.
- Fuel Source: Whole house generators can run on various fuels, such as natural gas, propane, or diesel, which power the engine to generate electricity.
- Generator Engine: The engine is the core component that converts fuel into mechanical energy, which is then transformed into electrical energy to power the home.
- Electrical Panel Integration: The generator connects to the home’s electrical panel, allowing it to supply power to essential circuits or the entire house, depending on the system’s capacity.
- Control Panel: This interface allows users to monitor the generator’s status, control its operations, and perform maintenance checks easily.
The Automatic Transfer Switch (ATS) is crucial for seamless operation, as it eliminates the need for manual intervention during an outage. When the ATS senses a power loss, it quickly switches the power source, often within seconds, ensuring minimal disruption.
The fuel source is another key component, as it determines the efficiency and run time of the generator. Natural gas is popular due to its convenience and availability, while propane and diesel may offer longer runtimes and higher energy output, depending on the generator’s design.
The generator engine is responsible for converting the selected fuel into electricity. These engines come in various sizes and capabilities, enabling them to meet different power demands based on the size of the home and the number of devices needing backup power.
Electrical panel integration ensures that the generator can distribute power effectively throughout the home. Depending on the system, homeowners can choose to back up only essential circuits, such as refrigeration and heating, or the entire electrical system, providing flexibility based on their needs.
The control panel is user-friendly, allowing homeowners to keep track of the generator’s performance, including operational status, maintenance alerts, and fuel levels. This feature ensures reliable and efficient management of the backup power system.
What Are the Different Fuel Types Available for Whole House Backup Generators?
The different fuel types available for whole house backup generators include:
- Gasoline: Gasoline-powered generators are widely available and typically have a low upfront cost. However, they may require frequent refueling and have a shorter shelf life compared to other fuel types, making them less ideal for long-term outages.
- Propane: Propane generators provide a cleaner-burning option and have a longer shelf life than gasoline. They can be stored indefinitely and offer a reliable power source during extended outages, but the initial setup may involve installing a propane tank.
- Natural Gas: Natural gas generators are convenient for homeowners connected to a natural gas line, as they can run continuously without the need for refueling. They are often more efficient and cleaner than gasoline or diesel, but their reliance on the gas supply can be a drawback during severe disasters.
- Diesel: Diesel generators are known for their durability and ability to run for long periods without needing refueling. They are often used in commercial settings but can be more expensive to maintain and operate due to higher fuel costs and emissions regulations.
- Biodiesel: Biodiesel is an eco-friendly alternative derived from renewable resources, and it can be used in many diesel generators with little or no modification. While it is more sustainable, availability may vary based on location and it can sometimes have a shorter shelf life than traditional diesel.
How Do You Calculate the Power Output Needed for Your Home?
Calculating the power output needed for your home involves considering several key factors.
- Determine Your Essential Loads: Identify the most critical appliances and systems that you need during a power outage, such as refrigerators, heating systems, and medical equipment.
- Calculate Wattage Requirements: Each appliance has a specific wattage requirement; sum the wattages of all essential loads to find the total power needed.
- Consider Starting vs. Running Wattage: Some appliances require more power to start than to run; it’s important to account for both starting and running wattage in your calculations.
- Account for Future Needs: Think about any additional appliances or systems you may want to power in the future and include their wattage in your calculations.
- Choose a Safety Margin: It’s advisable to add a safety margin (typically 20-25%) to your total wattage to ensure the generator can handle unexpected loads without overloading.
Identify the most critical appliances and systems that you need during a power outage, such as refrigerators, heating systems, and medical equipment. This will help you focus on what truly matters for your comfort and safety when the lights go out.
Each appliance has a specific wattage requirement; sum the wattages of all essential loads to find the total power needed. This ensures that you have a clear picture of how much electricity your backup generator must produce to keep your home functioning smoothly.
Some appliances require more power to start than to run; it’s important to account for both starting and running wattage in your calculations. This is especially true for items like air conditioners and refrigerators, which may have significantly higher starting wattage than their rated running wattage.
Think about any additional appliances or systems you may want to power in the future and include their wattage in your calculations. Planning for potential future expansions will help you avoid needing to replace your generator sooner than necessary.
It’s advisable to add a safety margin (typically 20-25%) to your total wattage to ensure the generator can handle unexpected loads without overloading. This additional buffer will provide peace of mind, knowing your generator can accommodate fluctuations in power demand.
What Are the Key Features to Look for in a Whole House Backup Generator?
The key features to consider when looking for the best whole house backup generator include:
- Power Output: The generator’s power output is measured in watts and determines how many appliances it can run simultaneously. It’s essential to calculate the total wattage of all devices you want to power during an outage to select a generator that meets or exceeds this requirement.
- Fuel Type: Whole house generators can run on various fuel types, including natural gas, propane, or diesel. Each fuel type has its pros and cons, such as availability, cost, and storage requirements, which can significantly affect your generator’s operation and maintenance.
- Automatic Transfer Switch (ATS): An ATS automatically switches the power source from the grid to the generator when a power outage occurs. This feature ensures a seamless transition and keeps your home powered without the need for manual intervention.
- Runtime and Fuel Efficiency: Runtime indicates how long the generator can operate on a full tank of fuel. More fuel-efficient models will save you money over time and ensure your home remains powered for longer during extended outages.
- Noise Level: Generators can produce significant noise, which may be a concern in residential areas. Look for models that are designed to operate quietly or have sound-dampening features to minimize disturbances to your household and neighbors.
- Durability and Warranty: A generator should be built to withstand harsh conditions and regular use. Consider models with robust construction materials and a solid warranty, as this can provide peace of mind regarding repairs and longevity.
- Ease of Maintenance: Regular maintenance is crucial for the longevity of a generator. Choose a model that offers easy access to maintenance points and clear instructions, which can help ensure that your generator remains in optimal working condition.
- Smart Features and Connectivity: Many modern generators come equipped with smart technology that allows you to monitor and control them remotely via smartphone apps. These features can provide real-time alerts about the generator’s status and enable you to manage power usage effectively.
Which Whole House Backup Generators Are Highly Rated by Experts?
The best whole house backup generators highly rated by experts include:
- Generac Guardian Series: This generator is well-known for its reliability and performance, featuring a robust engine and a user-friendly interface.
- Champion 100294: With its dual fuel capability, this generator stands out for its versatility and ease of use, making it a popular choice among homeowners.
- Briggs & Stratton 40346: This model is praised for its efficient power output and compact design, making it suitable for various residential needs.
- Westinghouse WGen9500DF: Known for its powerful performance, this generator can run on both gasoline and propane, providing flexibility during outages.
- Honda EU7000iS: Renowned for its quiet operation and fuel efficiency, this inverter generator is ideal for those who prioritize noise reduction while maintaining high power output.
Generac Guardian Series: This generator is equipped with an automatic transfer switch that ensures a seamless transition of power during outages. Its durable construction and advanced technology help in maintaining consistent power levels, making it suitable for larger homes with significant energy demands.
Champion 100294: This model features an easy-to-start engine and a dual fuel system that allows users to run it on either gasoline or propane. Its portability and straightforward controls make it ideal for homeowners looking for a generator that can handle various situations, from power outages to outdoor events.
Briggs & Stratton 40346: This generator is designed with a compact footprint, making it easier to install in smaller spaces. It also boasts a reliable engine and a user-friendly control panel, ensuring that users can monitor and manage their power needs effectively.
Westinghouse WGen9500DF: This generator is celebrated for its high power output, making it capable of running multiple appliances simultaneously. Its dual fuel feature enhances its appeal, allowing users to choose the most convenient or cost-effective fuel type during emergencies.
Honda EU7000iS: This inverter generator is particularly noted for its quiet operation, which is a significant advantage for residential use. Additionally, it provides clean power suitable for sensitive electronics, making it a preferred choice for homeowners who want to minimize noise pollution while ensuring reliable performance.
What Is the Average Cost of a Whole House Backup Generator?
Key aspects of whole house backup generators include their power capacity, which is typically rated in kilowatts (kW), the type of fuel they use, and their automatic transfer switch that facilitates seamless operation during outages. Generators can vary widely in size, with smaller models suitable for essential appliances and larger units capable of powering entire homes. Fuel efficiency and noise level are also important considerations for homeowners looking for the best solution for their needs.
The impact of having a whole house backup generator can be significant, especially in areas prone to severe weather or frequent power outages. Homeowners can maintain comfort, safety, and convenience during outages, preventing disruptions to heating, cooling, refrigeration, and other essential systems. This reliability can also enhance the property value, as prospective buyers may view a backup generator as a desirable feature.
Benefits of installing a whole house backup generator include peace of mind during outages, protection of perishable goods, and the ability to continue working from home without interruption. Additionally, businesses that rely on consistent power can avoid costly downtime and potential losses by investing in backup power solutions.
Best practices for selecting and installing a whole house backup generator involve assessing the home’s power needs, choosing the right fuel type, and hiring a qualified electrician for installation. Homeowners should also consider regular maintenance checks to ensure that the generator operates effectively when needed. Implementing a maintenance schedule and investing in a quality system can lead to long-term savings and reliability.
How Can You Maintain Your Whole House Backup Generator for Optimal Performance?
To maintain your whole house backup generator for optimal performance, consider the following essential practices:
- Regular Inspection: Conduct regular inspections to check for any signs of wear, rust, or damage on the generator and its components.
- Oil Changes: Change the oil according to the manufacturer’s recommendations to ensure the engine runs smoothly and efficiently.
- Battery Maintenance: Inspect the battery regularly, ensuring it is clean and securely connected, and replace it if it shows signs of deterioration.
- Testing Under Load: Periodically test the generator under load to ensure it operates effectively when power is needed.
- Fuel Quality Management: Use high-quality fuel and consider adding a fuel stabilizer to prevent degradation, particularly if the generator is not used often.
- Air Filter Cleaning/Replacement: Clean or replace the air filter regularly to maintain airflow and prevent engine strain.
- Professional Servicing: Schedule regular professional maintenance to have a technician perform a thorough check-up and address any potential issues.
Regular inspection helps in identifying problems early, allowing for timely repairs that can prevent larger issues down the line. Look for signs of rust or leaks, and ensure all connections are secure and intact. This proactive approach can extend the lifespan of your generator.
Changing the oil is crucial for the longevity of the engine, as dirty oil can lead to increased wear and tear. Follow the manufacturer’s guidelines regarding oil change intervals, and always use the recommended oil type for optimal performance.
Battery maintenance is vital, as a weak or dead battery can render your generator useless during an outage. Regularly check for corrosion on terminals and ensure connections are tight, replacing the battery as needed to maintain reliability.
Testing the generator under load mimics real-life conditions, ensuring that it can handle the necessary power demands when called upon. This practice helps identify any performance issues and confirms that the generator is functioning as expected.
Fuel quality management is essential since old or contaminated fuel can cause engine problems. By using fresh fuel and adding a stabilizer, you can prevent sediment buildup and ensure that your generator starts smoothly when needed.
Keeping the air filter clean allows for proper airflow, which is essential for efficient combustion and engine performance. A clogged air filter can lead to reduced efficiency and increased emissions, so regular checks and replacements are necessary.
Finally, professional servicing brings expertise that can catch issues you might overlook. Technicians can perform comprehensive checks, tune-ups, and repairs, ensuring that your generator is always ready for unexpected power outages.
Related Post: