The Growatt ARK 15kWh Kit for SPH is a high-voltage, modular energy storage system with a 15.36 kWh nominal capacity. It is designed for seamless integration with Growatt SPH series three-phase hybrid inverters, featuring safe, cobalt-free Lithium Iron Phosphate (LFP) technology and an IP65 protection rating for versatile indoor or outdoor installation. The kit includes six 2.56 kWh battery modules, a BMS controller, cables, and a battery base.