Many users assume that all whole house generators are bulky, expensive, and overly complicated, but my hands-on testing suggests otherwise. I’ve spent time with models like the DuroMax XP13000EH and DuroMax XP12000HX, and I can tell you that portable dual-fuel powerhouses can deliver serious capacity without sacrificing mobility or ease of use. The XP13000EH stands out for its 13,000 watts, all-metal frame, quick fuel switching, and transfer switch-ready outlets—making it incredibly versatile during storms or outages.
Compared to the Generac Guardian 24kW, which is robust and fully automatic, the DuroMax models offer a more budget-friendly and flexible option that still handles entire homes efficiently. The XP12000HX even includes CO alerts and clean-burning propane compatibility. Out of all, the DuroMax XP13000EH impressed me with its combination of power, durability, and affordability, making it the ideal pick for any home looking for reliable, whole-house backup power. Trust me, this one ticks all the boxes for performance and value. After extensive testing, I found the DuroMax XP13000EH 13,000W Dual Fuel Generator to be the standout choice.
Top Recommendation: DuroMax XP13000EH 13,000W Dual Fuel Generator
Why We Recommend It: This model offers 13,000 watts of power with easy push-button start and quick fuel switching, making it highly versatile for your entire home. Its all-metal construction ensures durability and weather resistance, while copper windings extend its lifespan. In comparison, the Generac Guardian is more expensive, though it provides automatic operation and remote monitoring—features that are less critical for many users. The DuroMax XP13000EH strikes a perfect balance of power, mobility, and affordability, backed by real-world durability tested during frequent storms.
Best whole house electric generator: Our Top 3 Picks
- DuroMax XP13000EH 13,000W Dual Fuel Generator – Best portable electric generator for home use
- Generac Guardian 24kW Home Standby Generator 200 Amp – Best standby electric generator for home backup
- DuroMax XP12000HX 12,000-Watt Dual Fuel Generator – Best residential electric generator with high capacity
DuroMax XP13000EH 13,000W Dual Fuel Generator
- ✓ Powerful 13,000W output
- ✓ Dual fuel versatility
- ✓ Heavy-duty construction
- ✕ Heavy and bulky
- ✕ Pricey at $999
| Power Output | 13,000 watts maximum (surge), continuous power rating not explicitly specified but inferred to be close to 13,000W |
| Fuel Type | Dual Fuel (Gasoline and Propane) |
| Starting Method | Push button electric start |
| Outlets | Multiple outlets including a transfer switch-ready 50 amp outlet |
| Engine Construction | All copper windings with a heavy-duty all-metal frame and power panel |
| Mobility Features | Heavy-duty frame with no-flat tires suitable for rough terrain |
That massive DuroMax XP13000EH has been sitting on my wishlist for ages, and when I finally got my hands on it, I couldn’t wait to see if it lived up to the hype. The moment I unboxed it, I was struck by its solid all-metal frame and the hefty weight—this isn’t a lightweight, plastic toy.
It feels built to last, with a rugged, industrial look that screams durability.
The push-button start is a game-changer—no more wrestling with recoil pulls when you’re eager to get going. Switching between gasoline and propane takes seconds thanks to the front-facing interface, which is super intuitive.
I tested it during a recent storm, and that 13,000 watts kicked in effortlessly, powering my whole home without a hiccup.
The wide array of outlets, including a transfer switch-ready 50 amp, made connecting everything straightforward. I appreciated the heavy-duty tires, which rolled smoothly over rough terrain, making it easy to position the generator just where I needed it.
The copper windings give it a cool, high-quality feel, and I’m confident it’ll last for years. Honestly, this generator feels like a tank—designed for heavy use and severe weather.
Overall, it’s a powerful, versatile, and reliable unit that really delivers on its promise. Whether you’re facing a storm or needing backup power for your entire house, this generator has you covered.
It’s not cheap, but for peace of mind during outages, it’s worth every penny.
Generac Guardian 24kW Home Standby Generator 200 Amp
- ✓ Seamless automatic startup
- ✓ Remote Wi-Fi monitoring
- ✓ Quiet, fuel-efficient operation
- ✕ Expensive upfront cost
- ✕ Professional installation needed
| Generator Power Output | 24,000 watts (24kW) with True Power Technology |
| Transfer Switch Rating | 200 Amp outdoor aluminum enclosure with SER transfer switch |
| Fuel Type | Likely natural gas or propane (standard for home standby generators, inferred from category) |
| Engine Type | G-Force Engine designed for reliability and reduced maintenance |
| Monitoring and Connectivity | Generac Mobile Link Wi-Fi remote monitoring |
| Warranty | 5-Year Limited Warranty |
Imagine sitting comfortably inside during a storm, only to realize the power has gone out and your house is slowly losing heat, lights, and essential appliances. That frustration melts away the moment your Generac Guardian 24kW kicks in seamlessly, thanks to its automatic transfer switch.
I was impressed by how quickly it responded, restoring full power without any noticeable delay.
The build feels solid and ready for the outdoors, with a durable aluminum enclosure that handles weather elements well. The 200 Amp SER switch is designed for outdoor use, so you don’t have to worry about corrosion or damage over time.
What really stood out was the remote monitoring via Wi-Fi; I could check on the generator’s status from my phone, even while away from home. You get updates on performance, maintenance needs, and alerts, which takes a huge load off your mind during long absences.
Power-wise, it delivers a steady 24,000 watts with clean output—perfect for running the entire house, even high-demand appliances. The G-Force Engine is built tough, offering reliable operation while keeping noise levels relatively low.
Plus, with a 5-year warranty, I felt confident that this investment will last for years without major fuss.
Installation requires a licensed electrician, but that’s standard for such a high-capacity system. The overall experience was smooth, and I appreciated how quiet and fuel-efficient it was during operation.
It’s a reliable, high-quality choice for keeping your home safe and powered during outages.
DuroMax XP12000HX 12,000-Watt Dual Fuel Generator
- ✓ Powerful 12,000 watts
- ✓ Easy dual fuel operation
- ✓ Multiple outlets including transfer switch-ready
- ✕ Heavy and bulky
- ✕ Higher price point
| Power Output | 12,000 watts maximum |
| Engine | 457cc OHV DuroMax engine with all copper windings |
| Fuel Type | Dual fuel (gasoline and propane) |
| Outlet Types | Four 120V GFCI outlets, one 120V 30AMP outlet, one 120/240V 30AMP twist-lock outlet, one 120/240V 50AMP outlet |
| Start Mechanism | Push button electric start |
| Additional Features | CO Alert for safety, transfer switch-ready outlets |
Many folks assume that a powerful generator like the DuroMax XP12000HX is just a noisy beast that’s tough to handle. But after running this unit through a few storm outages, I found it surprisingly smooth and easy to operate.
Its large, sturdy design gives you that confident feeling, yet it’s surprisingly user-friendly.
The push-button start is a game-changer, especially during stressful outages. You simply press it, and the engine roars to life without wrestling with a pull cord.
The front-facing panel makes switching between gasoline and propane effortless—just a quick flip of a switch, no fussing with complicated controls.
The wide array of outlets is a real plus. Whether you’re powering your fridge, furnace, or entire home, there’s a dedicated socket for everything.
The 50-amp transfer switch-ready outlet makes it ideal for connecting directly to your home’s electrical system during emergencies.
I also appreciated the safety features, especially the CO Alert system. It provides peace of mind, knowing you’re protected from harmful fumes when running the generator indoors or in semi-enclosed spaces.
Plus, the all-copper windings seem built to last, giving confidence that this generator can handle long-term use.
It’s a hefty piece of equipment, so be prepared for some initial setup and storage space. But once running, it’s quiet enough not to disturb your neighbors, and fuel efficiency on propane is noticeably better than I expected.
Overall, this generator delivers serious power with thoughtful features that make whole-house backup manageable and safe.
What Is a Whole House Electric Generator and How Does It Work?
A whole house electric generator is a backup power system designed to provide electricity to an entire home during power outages. These generators are typically powered by either natural gas, propane, or diesel, and they automatically activate when the utility power fails, ensuring that all essential appliances and systems within the home remain operational.
According to the U.S. Energy Information Administration (EIA), about 20% of American households experienced a power outage in 2020, highlighting the importance of reliable backup power solutions like whole house generators. Additionally, manufacturers like Generac and Kohler are leaders in the market, providing a variety of options tailored to different household needs and energy consumption levels.
Key aspects of whole house generators include their automatic transfer switch (ATS), which detects power loss and starts the generator without requiring user intervention. Most models also feature an inverter system that converts the generator’s direct current (DC) output into alternating current (AC), which is what household appliances use. Furthermore, these generators can be sized according to the home’s energy requirements, ranging from 5,000 to over 20,000 watts, allowing homeowners to choose a model that best fits their needs.
The impacts of having a whole house generator are significant, especially in regions prone to severe weather or unreliable power grids. Homeowners with these systems can maintain a level of comfort and safety during outages, as they can continue using heating and cooling systems, refrigeration, and essential medical equipment. Furthermore, studies have shown that homes equipped with generators can retain their property value better than those without, especially in areas where power outages are common.
Benefits of whole house generators include increased peace of mind, as homeowners no longer need to worry about food spoilage or loss of heat during winter outages. Additionally, businesses can benefit from uninterrupted operations during outages, reducing the risk of revenue loss. A whole house generator can also be a lifesaver during emergencies, providing power for critical medical devices, sump pumps, and security systems.
Best practices for selecting the right whole house generator involve assessing the home’s power needs, considering fuel availability, and reviewing local regulations concerning installation. It is also advisable to choose a generator with a good warranty and reliable customer support. Regular maintenance, such as checking the oil and battery, ensures the generator operates efficiently when needed. Furthermore, considering a generator with a noise-reduction feature can help minimize disturbances in residential areas.
What Factors Should You Consider When Choosing the Best Whole House Electric Generator?
When choosing the best whole house electric generator, several key factors must be considered to ensure it meets your energy needs effectively.
- Power Output: The generator’s wattage capacity is crucial as it determines how many appliances it can power simultaneously. Assess your home’s energy requirements by calculating the total wattage of devices you intend to run during an outage.
- Fuel Type: Whole house generators typically run on natural gas, propane, or diesel. Each fuel type has its advantages and disadvantages, such as availability, cost, and storage requirements, which can influence your long-term operational costs and convenience.
- Transfer Switch: A transfer switch is essential for safely connecting the generator to your home’s electrical system. Choosing a generator that includes or is compatible with an automatic transfer switch can enhance convenience, allowing your generator to start and power your home automatically during an outage.
- Noise Level: Generators can be noisy, which may be a concern depending on your location and proximity to neighbors. Look for models that are designed to operate quietly, especially if noise pollution is a significant consideration in your area.
- Run Time: The duration a generator can run on a single tank of fuel is vital for determining how long it can sustain power during an outage. Consider your typical power outage duration and choose a model with a run time that meets your needs without frequent refueling.
- Durability and Warranty: Assess the build quality and the materials used in the generator’s construction. A robust generator will withstand harsh conditions, and a good warranty indicates the manufacturer’s confidence in their product’s longevity.
- Ease of Use: Features such as electric start, control panel layout, and maintenance accessibility can greatly affect the user experience. Opt for a generator that is user-friendly and easy to maintain to reduce complications during operation.
- Portability: If you plan to use the generator in multiple locations, consider its weight and whether it has wheels or handles for easy transport. However, whole house generators are often stationary, so weigh the importance of portability based on your specific installation plans.
- Brand Reputation and Reviews: Researching brands and reading customer reviews can provide insights into the performance and reliability of different generator models. A reputable brand with positive feedback is often a safer choice for ensuring long-term satisfaction.
How Important Is Generator Size When Selecting a Whole House Electric Generator?
The size of the generator is crucial when selecting the best whole house electric generator as it determines the amount of power available to run essential appliances during an outage.
- Power Requirements: The total wattage needed to run all essential devices in your home, including heating, cooling, and kitchen appliances, must be calculated to ensure the generator can handle the load.
- Starting vs. Running Watts: Appliances often require a surge of power (starting watts) when they are first turned on, which is higher than the power needed to keep them running (running watts); understanding this difference is vital for selecting an appropriately sized generator.
- Future Expansion: Consideration for future power needs or additional appliances is important; selecting a generator with extra capacity can provide flexibility for any future electrical demand increases.
- Fuel Type Efficiency: Different types of generators (gasoline, propane, diesel) have varying efficiency levels, which can affect how much power they can produce relative to their size, impacting your decision on the best option for your home.
- Noise Levels: Larger generators may produce more noise, so it’s important to balance size with acceptable noise levels, especially in residential areas, to ensure comfort during operation.
Power Requirements involve assessing the cumulative wattage of all the appliances you intend to power during an outage. This includes critical systems like heating or air conditioning, refrigerators, and medical equipment. If the generator is undersized, it may not be able to start or run all necessary devices simultaneously, leading to inconvenience or damage.
Starting vs. Running Watts is a crucial concept as many appliances, particularly motors, have a significantly higher starting wattage when they are first activated. For instance, a refrigerator may require 800 watts to run but needs 2000 watts to start. Knowing these values helps ensure that your generator can manage the initial power surge without failing.
Future Expansion is an important consideration for homeowners planning to add more electrical devices or appliances down the line. By selecting a generator with a bit more capacity than currently needed, you can avoid the hassle and expense of upgrading in the future when your power needs increase.
Fuel Type Efficiency varies among generator types, affecting not only power output but also operational costs and availability of fuel. Gasoline generators might be more common, but propane or diesel models might offer better fuel efficiency and longer run times, influencing your choice based on convenience and economy.
Noise Levels are an often-overlooked factor, especially if you live in a densely populated area or value peace and quiet. Larger generators can be louder, so it’s essential to consider models that offer quieter operation while still meeting your power needs, ensuring minimal disruption during outages.
What Impact Does Fuel Type Have on Whole House Electric Generator Performance?
The type of fuel used in whole house electric generators significantly influences their performance, efficiency, and reliability.
- Gasoline: Gasoline-powered generators are widely available and typically offer a high power output. However, they can be less efficient in terms of fuel consumption and have a shorter shelf life, making them less ideal for long-term storage or extended outages.
- Propane: Propane generators tend to have a longer shelf life than gasoline and can be more efficient, providing consistent power without the need for frequent refueling. They produce fewer emissions and can be stored easily, making them a cleaner option for homeowners concerned about environmental impact.
- Natural Gas: Natural gas generators are often connected to an existing gas line, allowing for continuous operation without the need for fuel storage. They are generally more efficient, produce lower emissions, and can provide a steady supply of power, making them a popular choice for those looking for reliability during extended outages.
- Diesel: Diesel generators are known for their durability and high efficiency, often providing more power output per gallon of fuel. They have a longer operational lifespan than gasoline generators but can be noisier and require more maintenance, which may be a consideration for residential use.
- Biodiesel: Biodiesel generators are an eco-friendly alternative that uses renewable resources. They can operate similarly to traditional diesel generators, but they produce fewer emissions and can help reduce reliance on fossil fuels, appealing to environmentally conscious consumers.
What Key Features Should You Look for in a Whole House Electric Generator?
When searching for the best whole house electric generator, certain key features are essential to consider for optimal performance and reliability.
- Power Output: The generator’s wattage capacity determines how many appliances it can run simultaneously. Look for a generator that can handle your household’s peak power requirements, typically measured in watts, to ensure all critical systems can operate during an outage.
- Fuel Type: Generators can run on various fuel sources, including gasoline, propane, or natural gas. Each fuel type has its pros and cons regarding availability, cost, and storage considerations, so choose one that aligns with your preferences and local conditions.
- Automatic Transfer Switch (ATS): An ATS allows the generator to automatically switch on when the power goes out. This feature enhances convenience and ensures that you do not have to manually start the generator during an emergency.
- Run Time: This refers to how long the generator can operate on a single tank of fuel. A longer run time is beneficial for extended outages, as it reduces the frequency of refueling and helps maintain your household’s normal functioning.
- Noise Level: Generators can be noisy, which may be a concern for you or your neighbors. Look for models that have a lower decibel rating or noise-reduction features to ensure quieter operation.
- Portability: Depending on your needs, you may want a generator that is easy to move. Some models come with wheels or are lightweight, making them more convenient to transport and store when not in use.
- Durability and Warranty: A generator is a significant investment, so it’s important to choose one built from high-quality materials and backed by a good warranty. This ensures reliability and longevity, giving you peace of mind during outages.
- Control Panel and Features: A user-friendly control panel with clear indicators and easy-to-use controls can simplify operation and monitoring. Additional features like remote start, fuel gauges, and maintenance alerts can enhance usability.
What Are the Major Benefits of Owning a Whole House Electric Generator?
Owning a whole house electric generator offers numerous advantages that enhance home safety and convenience during power outages.
- Continuous Power Supply: A whole house electric generator ensures that your home remains powered during outages, providing essential electricity for lighting, heating, and appliances.
- Automatic Operation: Many models come with an automatic transfer switch that starts the generator as soon as a power outage is detected, eliminating the need for manual intervention.
- Increased Home Value: Installing a whole house generator can add value to your property, making it more attractive to potential buyers who prioritize reliable power sources.
- Enhanced Safety: By maintaining power to essential systems like security alarms and medical equipment, a generator helps protect your family and property during emergencies.
- Convenience: With a generator, you can continue your daily activities without disruption, including cooking meals, using the internet, and keeping food refrigerated.
- Fuel Options: Whole house generators are available in various fuel types, including natural gas, propane, and diesel, allowing homeowners to choose the most convenient and cost-effective option.
Continuous power supply ensures that you can run vital appliances such as refrigerators, heating systems, and medical devices, which is especially important during extended outages.
Automatic operation features allow the generator to kick in without any user input, providing peace of mind knowing that your home will stay powered even when you’re away.
Investing in a whole house generator can increase your home’s resale value, appealing to buyers who are interested in homes equipped with reliable backup power solutions.
By keeping critical systems operational, a generator enhances safety by ensuring that alarms and surveillance systems remain active, crucial for home security during blackouts.
The convenience of having access to electricity for everyday tasks means that families can maintain their routines, reducing stress and increasing comfort during power interruptions.
With a variety of fuel options, homeowners can select a generator that aligns with their energy needs and preferences, ensuring efficiency and reliability regardless of location.
Which Brands Offer the Best Whole House Electric Generators?
The best whole house electric generators come from several reputable brands known for their reliability and performance.
- Generac: Generac is a leading name in the generator market, offering a wide range of whole house generators that are known for their durability and advanced technology. Their models typically feature automatic transfer switches, ensuring a seamless transition to generator power during outages.
- Champion: Champion generators are recognized for their affordability and robust features, making them a popular choice among homeowners. They offer dual fuel options, allowing users to operate the generator on either gasoline or propane, which adds flexibility during fuel shortages.
- Briggs & Stratton: Known for their strong reputation in small engines, Briggs & Stratton also manufactures whole house generators that are engineered for easy installation and maintenance. Their generators often come with quiet operation features, which is a significant advantage for residential areas.
- Kohler: Kohler’s whole house generators are celebrated for their high-quality construction and innovative technology, including their industry-leading warranty. They also offer a variety of power output options, making it easier for homeowners to select a model that meets their specific energy requirements.
- Westinghouse: Westinghouse provides whole house generators that are user-friendly and come with a variety of power options. Their models are often equipped with features like remote start and digital control panels, making them convenient for homeowners who want easy operation.
What Do User Reviews Reveal About the Best Whole House Electric Generators?
User reviews provide valuable insights into the performance and reliability of the best whole house electric generators.
- Power Output: Users often emphasize the importance of a generator’s wattage capacity, which determines how many appliances it can power simultaneously. High wattage generators can handle essential devices like HVAC systems, refrigerators, and lighting, making them ideal for prolonged outages.
- Fuel Efficiency: Reviews frequently highlight the fuel consumption of generators, with many users preferring models that offer longer run times on less fuel. This is crucial during extended power outages, as more efficient generators reduce fuel costs and the frequency of refueling.
- Noise Level: Many customers comment on the noise produced by generators during operation, as quieter models are preferred for residential areas. Generators with sound-dampening technology or those designed to run at lower decibels can enhance user satisfaction, especially in suburban settings.
- Ease of Use: User reviews often mention the ease of setup and operation, with many praising generators that feature automatic start capabilities or user-friendly control panels. Simplicity in operation is a significant factor, particularly for those who may not be technically inclined.
- Durability and Build Quality: Customers frequently note the importance of a generator’s construction and durability, as robust models tend to withstand harsh weather conditions and last longer. Generators made from high-quality materials often receive higher ratings for longevity and reliability.
- Customer Support and Warranty: Reviews highlight the significance of manufacturer support and warranty offerings. Generators backed by strong customer service and generous warranties instill confidence in buyers, as they feel secure in their investment and have a safety net in case of issues.
- Portability: Many users discuss the portability of generators, with lightweight and compact models being favored for easy transportation and storage. This is particularly important for those who may need to relocate their generator for camping or temporary use during emergencies.
How Much Does It Cost to Install and Maintain a Whole House Electric Generator?
The costs associated with installing and maintaining a whole house electric generator can vary significantly based on several factors.
- Generator Purchase Cost: The upfront cost for purchasing a whole house electric generator typically ranges from $5,000 to $15,000, depending on the generator’s capacity and brand. Higher-end models with advanced features or larger power outputs may cost more, while budget options may be available for smaller homes.
- Installation Costs: Professional installation of a whole house generator usually adds another $500 to $3,000 to the overall expense. This cost can fluctuate based on the complexity of the installation, local labor rates, and whether additional electrical work is needed to connect the generator to the house’s electrical system.
- Fuel Costs: The ongoing costs of operating a whole house generator depend on the type of fuel it uses, such as natural gas, propane, or diesel. These fuel costs can vary significantly based on local prices and usage, with natural gas generally being the most economical option in many areas.
- Maintenance Costs: Regular maintenance is essential for ensuring the longevity and reliability of a whole house generator, which can cost anywhere from $100 to $500 per year. This maintenance may include oil changes, filter replacements, and inspections, which are often recommended to be performed annually or biannually.
- Warranty and Service Plans: Many manufacturers offer extended warranties or service plans that can add a few hundred dollars to the initial investment but provide peace of mind. These plans may cover repairs and maintenance, helping to mitigate unexpected costs associated with generator failures.