The cost of a solar storage battery ranges from $5,000 to $30,000. High efficiency and longer lifespan, typically lasting 10-15 years. Costs range from. . What is a home battery energy storage system?Home battery energy storage systems can convert solar energy into electricity, ensuring that important appliances and equipment can continue to operate and provide uninterrupted power supply. Picture this: The grid goes down during a summer storm, but your lights stay on, your fridge keeps humming, and your WiFi never skips a beat. That's the promise of solar batteries —but at nearly $11,000. . Solar battery costs vary by brand and capacity, and there are several other expenses associated with home energy storage. The total price of a home solar battery system is more than just the cost of the battery itself. Homeowners should also consider. .