Best Solar Battery Storage UK: Our Picks (2024)
Tesla Powerwall 2.0 Specifications Total Capacity 14kWh (kilowatt-hour) Usable Capacity 13.5kWh (kilowatt-hour) Depth of Discharge 100% Efficiency 90% Power Oct. 2016: 7kW peak / 5kW continuous Nov. 2020: 10kW peak / 5.8kW continuous Battery