The Tesla Powerwall 3 costs $15,300 before taxes including installation. With a storage capacity of 13.5 kilowatt-hours (kWh), the Powerwall has a unit cost of $1,133 per kWh. The Tesla Powerwall ...
You can get a lower price with state and local incentive programs that cover your solar roof or Powerwall ... panel system costs around $2.85 per watt, a Tesla solar roof can exceed $8 per ...