Whole house generators, also known as standby generators, are an essential piece of equipment for any homeowner. They provide a reliable source of power during outages, ensuring that your home remains comfortable and functional even during severe weather conditions or power grid failures. These generators are permanently installed on your property and automatically start up when they detect a power outage.

Unlike portable generators, whole house generators can power all the electrical appliances and systems in your home, including heating and cooling systems, refrigerators, lights, and computers. They are connected directly to your home’s electrical panel and are fueled by an external source such as natural gas, propane, or diesel. This means they can provide power for days or even weeks if necessary, unlike portable generators which typically only last for a few hours.

Investing in a whole house generator can provide peace of mind, knowing that you will always have a backup power source. It can also increase the value of your home, as it is a desirable feature for many potential buyers. However, choosing the right generator for your needs can be a complex process, involving many factors such as power requirements, fuel type, size, noise level, and cost.

Our Top Whole House Generator Picks

The DuroMax XP5500EH generator is a solid and reliable choice for homeowners and small businesses. With Dual Fuel Technology, it can run on either gasoline or propane, giving you flexibility during emergencies or when fuel options are limited. The MX2 Technology allows you to operate it at both 120V and 240V, making it versatile for various tasks. The low oil shutoff feature ensures the engine stays protected, while its durable, portable design makes it perfect for both residential and commercial use.

The Westinghouse WGen9500DF is a powerhouse for backup power needs, offering 12,500 peak watts and 9,500 running watts. With Dual Fuel Technology, it runs on both gasoline and propane, ensuring versatility. The 457cc OHV engine and 6.6-gallon fuel tank provide impressive runtime, up to 12 hours. I love the Push-Button Electric Start and the convenience of a remote start key fob. With its durable design, GFCI outlets, and Transfer Switch Ready outlet, it’s perfect for home or business use.

The Champion Power Equipment 76533 is a reliable and versatile generator with dual fuel capability, offering the option to run on either gasoline or propane. Its 224cc engine with an electric start makes it easy to power up quickly. I appreciate the Intelligauge, which provides real-time monitoring of voltage, hertz, and runtime. The Volt Guard surge protector ensures safety by preventing overloads. Its compact design and cast iron sleeve make it durable and easy to transport, perfect for home or RV use.

The All Power America APGG12000GL is a robust portable generator that offers 12000 peak watts and 9000 rated watts on gasoline, with impressive performance on LPG as well. I find the 18HP 459cc OHV engine powerful and reliable, ensuring up to 10 hours of runtime at half load. The 8-gallon fuel capacity is perfect for extended use. The multiple outlets, including a 120V/240V 50A outlet, make it versatile for various applications. With an hour meter and flat-free wheels, it’s built for convenience and durability.

The Pulsar G12KBN Portable Generator stands out for its dual-fuel capability, allowing it to run on both gasoline and LPG, providing incredible flexibility. I appreciate the 457cc OHV engine with an electric start for quick and easy operation. Its powder-coated frame ensures durability, while the low oil shut-off and automatic voltage regulation add layers of safety. The 10-inch never-flat wheels and 3-in-1 digital meter make it extremely user-friendly. Perfect for emergencies or outdoor projects, it’s an all-around great investment.

Understanding the Importance of Whole House Generators

Whole house generators play a crucial role in ensuring the comfort and safety of your home during power outages. They can power essential appliances such as refrigerators and freezers, preventing food spoilage. They can also power heating and cooling systems, ensuring that your home remains comfortable during extreme weather conditions. This is particularly important for people with health conditions that require a controlled environment.

In addition to providing comfort and safety, whole house generators can also prevent damage to your home. For example, they can power sump pumps during storms, preventing flooding and water damage. They can also prevent power surges when the electricity comes back on, protecting your electronics and appliances.

Finally, whole house generators can provide convenience and peace of mind. You won’t have to worry about running extension cords through your home or refueling a portable generator every few hours. Instead, you can relax knowing that your home will remain powered and functional, no matter what happens.

Different Types of Whole House Generators

There are several types of whole house generators available, each with its own advantages and disadvantages. The most common types are standby generators, portable generators, and inverter generators.

Standby generators are the most powerful and reliable option. They are permanently installed on your property and automatically start up when they detect a power outage. They are also the most expensive option, both in terms of initial purchase price and installation costs.

Portable generators are a more affordable option, but they are less powerful and less reliable than standby generators. They need to be manually started and refueled, and they can only power a limited number of appliances. However, they are portable and can be used for other purposes, such as camping or construction.

Inverter generators are a newer type of generator that provide clean, stable power that is safe for sensitive electronics. They are more fuel-efficient and quieter than traditional generators, but they are also more expensive and less powerful.

Factors to Consider When Buying a Whole House Generator

When buying a whole house generator, there are several factors to consider. The first is the power requirements of your home. You need to calculate the total wattage of all the appliances and systems you want to power during an outage, and choose a generator that can meet this demand.

The second factor is the fuel type. Whole house generators can run on natural gas, propane, or diesel. Each fuel type has its own advantages and disadvantages in terms of cost, availability, and environmental impact. You need to consider which fuel type is most suitable for your needs and circumstances.

The third factor is the size of the generator. The size of the generator determines its power output and its physical dimensions. You need to choose a generator that is powerful enough to meet your needs, but also small enough to fit in the designated space on your property.

Understanding the Power Requirements of Your Home

Understanding the power requirements of your home is crucial when choosing a whole house generator. You need to calculate the total wattage of all the appliances and systems you want to power during an outage. This includes essential appliances such as refrigerators and heating systems, as well as non-essential appliances such as televisions and computers.

To calculate your power requirements, you can use an online load calculator or consult with a professional electrician. You need to consider both the starting wattage (the amount of power needed to start an appliance) and the running wattage (the amount of power needed to keep an appliance running).

Once you know your power requirements, you can choose a generator that can meet this demand. It’s always a good idea to choose a generator with a slightly higher wattage than you need, to account for any future additions or upgrades to your home.

The Role of Fuel Type in Choosing a Whole House Generator

The fuel type plays a crucial role in choosing a whole house generator. Whole house generators can run on natural gas, propane, or diesel, and each fuel type has its own advantages and disadvantages.

Natural gas generators are the most convenient option, as they can be connected directly to your home’s natural gas line. They are also the most environmentally friendly option, as natural gas is a clean-burning fuel. However, they are dependent on the availability of natural gas, which can be a problem in some areas or during severe storms.

Propane generators are a reliable and efficient option. Propane is a readily available fuel that can be stored for long periods of time, making it a good choice for areas prone to power outages. However, propane is more expensive than natural gas, and you need to have a propane tank installed on your property.

Diesel generators are the most powerful option, but they are also the most expensive and least environmentally friendly. Diesel is a high-energy fuel that provides a long runtime, but it produces more emissions than natural gas or propane. Diesel generators also require regular maintenance to prevent issues such as fuel gelling in cold weather.

Automatic vs Manual Transfer Switch: What to Choose?

A transfer switch is a device that connects your generator to your home’s electrical panel. It allows the generator to safely and legally provide power to your home during an outage. There are two types of transfer switches: automatic and manual.

Automatic transfer switches are the most convenient option. They automatically start the generator when they detect a power outage, and automatically switch off the generator when the power comes back on. This means you don’t have to be at home to start and stop the generator, which can be a major advantage during long outages or if you travel frequently.

Manual transfer switches are a more affordable option, but they require you to manually start the generator and switch over the power. This can be a disadvantage during sudden outages or if you are not at home. However, manual transfer switches are simpler and less likely to have mechanical issues.

The Importance of Generator Size and Output

The size of the generator is a crucial factor to consider when choosing a whole house generator. The size of the generator determines its power output, which needs to be sufficient to meet the power requirements of your home.

The size of the generator also determines its physical dimensions. You need to choose a generator that is small enough to fit in the designated space on your property. This is particularly important for urban properties or properties with limited outdoor space.

Finally, the size of the generator can affect its noise level and fuel consumption. Larger generators tend to be louder and consume more fuel than smaller generators. However, they also tend to be more powerful and reliable.

Decoding the Noise Level of Whole House Generators

Noise level is an important factor to consider when choosing a whole house generator. Generators can be quite loud, and excessive noise can be a nuisance for you and your neighbors. It can also be a problem if you live in an area with noise restrictions.

The noise level of a generator is measured in decibels (dB). The lower the dB rating, the quieter the generator. For reference, a conversation at home is about 50 dB, a vacuum cleaner is about 70 dB, and a lawnmower is about 90 dB.

There are several ways to reduce the noise level of a generator. You can choose a generator with a low dB rating, install the generator as far away from your home as possible, or use noise-reducing features such as soundproof enclosures or mufflers. However, these solutions can increase the cost of the generator and the installation.

Understanding the Installation Process of Whole House Generators

The installation of a whole house generator is a complex process that requires professional expertise. It involves several steps, including site preparation, generator placement, fuel line installation, electrical connection, and testing.

Site preparation involves preparing the area where the generator will be installed. This includes clearing the area of debris, leveling the ground, and installing a concrete pad for the generator to sit on. The generator needs to be placed in a well-ventilated area that is easily accessible for maintenance and repair.

Fuel line installation involves connecting the generator to the fuel source. This can be a natural gas line, a propane tank, or a diesel tank. The fuel line needs to be installed by a licensed professional to ensure safety and compliance with local regulations.

Electrical connection involves connecting the generator to your home’s electrical panel. This is done through a transfer switch, which safely and legally transfers the power from the utility to the generator during an outage. The electrical connection needs to be done by a licensed electrician to ensure safety and compliance with local regulations.

The Cost Factor: Initial Purchase, Installation, and Maintenance

The cost of a whole house generator is a significant factor to consider. The cost includes the initial purchase price of the generator, the installation costs, and the ongoing maintenance and fuel costs.

The initial purchase price of the generator depends on the type, size, and features of the generator. Standby generators are the most expensive option, followed by inverter generators and portable generators. Features such as automatic transfer switches and noise-reducing enclosures can also increase the price.

The installation costs depend on the complexity of the installation. This includes the cost of site preparation, fuel line installation, electrical connection, and testing. The installation needs to be done by a licensed professional, which can be expensive.

The ongoing maintenance and fuel costs depend on the type and size of the generator. Natural gas generators have the lowest fuel costs, followed by propane generators and diesel generators. Regular maintenance is also necessary to ensure the reliability and longevity of the generator, which can add to the overall cost.

Safety Precautions to Consider When Using Whole House Generators

Using a whole house generator involves several safety precautions. These precautions are necessary to prevent accidents and injuries, and to ensure the safe and efficient operation of the generator.

The first safety precaution is to ensure proper installation. The generator needs to be installed by a licensed professional to ensure safety and compliance with local regulations. The generator needs to be placed in a well-ventilated area to prevent the buildup of harmful exhaust fumes. The fuel line and electrical connection need to be installed correctly to prevent leaks and electrical faults.

The second safety precaution is to ensure proper operation. The generator needs to be operated according to the manufacturer’s instructions. This includes using the correct fuel, performing regular maintenance, and testing the generator regularly to ensure it is working properly.

The third safety precaution is to ensure proper handling of fuel. Fuel needs to be stored and handled safely to prevent spills and fires. This includes using approved fuel containers, storing fuel in a well-ventilated area, and using a funnel or pump to transfer fuel.

The Role of Warranties and After-Sales Services in Your Purchase

Warranties and after-sales services play a crucial role in your purchase of a whole house generator. They provide protection and support for your investment, ensuring that any issues are resolved quickly and efficiently.

A warranty is a guarantee from the manufacturer that the generator will be free from defects in material and workmanship for a certain period of time. If any defects are found during this period, the manufacturer will repair or replace the generator at no cost. The length and terms of the warranty can vary between manufacturers, so it’s important to read and understand the warranty before making a purchase.

After-sales services include customer support, maintenance services, and repair services. Customer support can provide assistance with installation, operation, and troubleshooting. Maintenance services can ensure that your generator is kept in good working condition, extending its lifespan and preventing breakdowns. Repair services can fix any issues that arise, minimizing downtime and inconvenience.

Environmental Impact of Whole House Generators

Whole house generators can have a significant environmental impact. They produce emissions that contribute to air pollution, and they consume non-renewable fuels such as natural gas, propane, or diesel.

The emissions from a generator depend on the type and size of the generator, and the type of fuel it uses. Natural gas generators produce the least emissions, followed by propane generators and diesel generators. Larger generators also produce more emissions than smaller generators.

The consumption of non-renewable fuels is a major environmental concern. These fuels are finite resources that are being depleted at a rapid rate. They also contribute to climate change when they are burned, releasing carbon dioxide into the atmosphere.

There are several ways to reduce the environmental impact of a whole house generator. You can choose a generator that uses a cleaner fuel, such as natural gas or propane. You can also choose a generator that is more fuel-efficient, reducing the amount of fuel it consumes. Finally, you can use the generator sparingly, only during outages, to reduce emissions and fuel consumption.

Conclusion: Making an Informed Decision on Whole House Generators

Choosing a whole house generator is a complex process that involves many factors. You need to understand the power requirements of your home, the different types of generators available, the role of fuel type, the importance of generator size and output, and the noise level of generators. You also need to consider the installation process, the cost factor, safety precautions, warranties and after-sales services, and the environmental impact.

By understanding these factors, you can make an informed decision and choose the right generator for your needs. A whole house generator is a significant investment, but it can provide peace of mind, comfort, and convenience during power outages. It can also increase the value of your home, making it a worthwhile investment.

Ultimately, the best generator for you depends on your specific needs and circumstances. You need to consider your power requirements, your budget, your location, and your personal preferences. By doing your research and consulting with professionals, you can find a generator that meets all your needs and provides reliable power for years to come.

FAQs

What is a whole house generator?

A whole house generator, also known as a standby generator, is a device that provides a backup power source for your home during power outages. It is permanently installed on your property and automatically starts up when it detects a power outage.

Why is a whole house generator important?

A whole house generator is important because it ensures the comfort and safety of your home during power outages. It can power essential appliances such as refrigerators and heating systems, prevent damage to your home, and provide convenience and peace of mind.

What are the different types of whole house generators?

The most common types of whole house generators are standby generators, portable generators, and inverter generators. Each type has its own advantages and disadvantages in terms of power output, reliability, cost, and installation requirements.

How do I choose a whole house generator?

To choose a whole house generator, you need to consider several factors, including the power requirements of your home, the fuel type, the size of the generator, the noise level, the installation process, the cost, safety precautions, warranties and after-sales services, and the environmental impact.

How much does a whole house generator cost?

The cost of a whole house generator includes the initial purchase price, the installation costs, and the ongoing maintenance and fuel costs. The cost can vary widely depending on the type, size, and features of the generator, the complexity of the installation, and the type of fuel.