The most common use for home batteries is to provide backup power to your home during a power outage. The power from these batteries could support your home's electronics for many hours or even days, depending on the energy storage capacity of the battery and how much of your home you want to supply power to.
A home backup battery provides a safety net when you need to protect your family against a power loss. It delivers clean power, unlike a home standby generator that relies on fossil fuels. With battery backup solutions, you get energy security and peace of mind.
Extreme weather events and aging grid infrastructure mean you need to be ready for the power to go out in your home. A backup battery solution for your home is one of the most efficient ways to keep the lights on when a blackout comes. A home backup battery provides a safety net when you need to protect your family against a power loss.
There's a big range here. Home batteries can store as little as 3 kWhs or as much as 30 kWhs. The average size is somewhere in the 10 kWh to 13 kWh area. How much does a home battery cost?
The Tesla Powerwall 3 is the best whole-home battery backup system option. With a capacity of 13.5kWh, it offers plenty of energy storage to get you through power outages. The 10-year warranty also provides peace of mind that the product is built to last.
Comparatively, partial-home battery backup systems usually store around 10 to 15 kWh. Given that power outages are infrequent in most parts of the country, a partial-home battery backup system is generally all you’ll need. But, if your utility isn’t always reliable for power, whole-home battery backup may be the way to go.