Store your solar energy with a battery system in Southsea. Southsea is Portsmouth's premier residential and entertainment district, famous for its seafront, independent shops, and characterful Victorian and Edwardian architecture. The predominantly south-faci Solent Solar installs Fox ESS, GoodWe and SigEnergy battery storage systems across Southsea (PO4-PO5) to help you use up to 85% of the electricity you generate.