Our growing catalogue of complete lithium-based ESS battery systems can be found here. ESS (Energy Storage Systems) are turnkey systems integrating high-end inverters with advanced lithium battery systems. Full control & monitoring is included. Some systems can be integrated with grid-tie solar arrays for managing peak loads or emergency power back-up, some can be used in off-grid solar systems where they are always managing energy storage & delivery. All can be used without solar for managing energy interaction with the utility.