Backup Battery for Solar: Costs, Value, and Complete Buying Guide
In conclusion, while the cost of solar backup batteries generally ranges from $200 to $1,500 per kWh, various factors such as battery type, installation specifics, and regional
The federal Inflation Reduction Act of 2022 also contains incentives that may affect your decision to add battery backup to an existing solar system: Through 2032, you'll be able to claim 30% of the project cost as a tax credit when you file with the IRS.
Most homeowners only need one solar battery to help supply electricity during power outages or low sunlight hours. For example, a 400 amp-hour, 6-volt battery can provide around 2.4-kilowatt hours (kWh) of power. How long will solar backup batteries last?
If you're looking to buy battery storage for your solar panels, you can probably expect to pay between $7,000 and $18,000. Just know that the overall price range for a solar battery is even wider, with prices anywhere from a few hundred dollars to $30,000+, depending on what you buy, who you buy it from and how you plan to use it.
As a result, the majority of homeowners opt for a critical loads backup to save the cost of multiple batteries. After spending thousands of dollars on a solar battery, it's best to make sure that the battery is installed properly, fully permitted, and functioning as intended for its full lifetime.
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