Delta's BX6.3/12.6_DD series of high-reliability Li-ion batteries is a home energy storage solution with a capacity of 6.3 / 12.6 kWh. It iscompatible with Delta Battery-ready inverters, can be scaled up to 12kWh for future expansion.With BX6.3/12.6_DD, home owners can maximize the efficiency of their home energy management by saving and managing excess solar energy from their home PV system. It can play the role of a steady backup source during emergency situations or power outages.