Store your solar energy with a battery system in Guildford. Guildford is Surrey's affluent county town, home to the University of Surrey and a thriving commercial centre. High property values and energy costs make premium solar and battery storage systems part Solent Solar installs Fox ESS, GoodWe and SigEnergy battery storage systems across Guildford (GU1-GU4) to help you use up to 85% of the electricity you generate.