The components of outdoor energy storage cabinets entail several crucial elements that together enable effective and efficient energy management. It consists of several key components, including a 30KW DEYE high-voltage energy storage inverter, a SunArk 60KWH high-voltage lithium-ion battery pack, and an IP55. The integrated model deeply integrates the three core functional units, MPPT, PCS, and ATS, at the control and circuit levels. Its core advantages lie in efficiency, convenience, intelligence, and cost-effectiveness (in terms of initial total investment). However, it suffers from poor flexibility. Backup power: Supply power to the loadwhen the power grid isout of power, or use asbackup power in off-gridareas.