Store your solar energy with a battery system in Southampton. Southampton is Hampshire's largest city, a major port and economic hub with over 250,000 residents. The city declared a climate emergency in 2019 and set ambitious net zero targets, driving significan Solent Solar installs Fox ESS, GoodWe and SigEnergy battery storage systems across Southampton (SO14-SO19, SO30) to help you use up to 85% of the electricity you generate.