The high-powered Tesla Powerwall battery is benefiting from the brand’s widespread automotive recognition and a boom in residential solar adoption. This surge has been further fueled by incentives, including a federal tax credit that lets you claim 30% of your storage system’s total cost on your tax return.But even with the many credits, rebates and other incentives, batteries are often the most expensive single component of a residential solar system. Fortunately, the Powerwall 3 is considerably cheaper than other batteries on the market. In fact, the Powerwall 3 is the…
