Solar Battery Prices: Is It Worth Buying a Battery in 2026?
On average, it costs around $1,300 per kWh to install a battery before incentives. With the 30% federal tax credit applied, the cost is closer to $1,000 per kWh. Update: This tax is only
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.
While prices for solar batteries in 2025 range widely from around $7,000 to $15,000 installed, the long-term benefits can outweigh the initial expense. A battery allows you to store excess solar energy for nighttime use, reduce your reliance on the grid, and maintain power during outages.
Cost estimates are powered by evolving AI-driven analyses of real homeowner experiences and trusted partner project data across the United States. The average cost to install a solar battery in 2025 ranges from $9,000 to $19,000, with most homeowners spending about $13,000.
There are three main types of batteries commonly used in home solar systems: Lithium-Ion Batteries: These are the most popular option for residential use due to their high energy density, compact size, and long lifespan (typically 10 to 15 years).
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