Tesla Powerwall installation cost averages $17,000, with most homeowners spending between $11,000 to $30,000 for a complete system. Clicking “Get Your Estimate” submits your data to All Star Pros, which will process your data in accordance with the All Star Pros Privacy Policy. With roughly $1,140–$1,200 per kWh of storage, the Powerwall is one of the most affordable home battery solutions available. Compare cash and leasing options and select your preferred payment option.