Telsa Powerwall is a rechargeable lithium-ion battery designed to enable self-consumption of solar power, emergency backup, time-based control and other grid service applications.
The Tesla Powerwall has 13.5 kWh of useable capacity and consists of a lithium-ion battery pack, liquid thermal control system, an integrated inverter and software that intelligently dispatches electricity when it’s needed most. The unit mounts seamlessly on a wall or on the ground, indoors or outdoors, and is integrated with the grid to export excess energy, maximizing the opportunity for economic benefit.