This article will introduce in detail how to design an energy storage cabinet device, and focus on how to integrate key components such as PCS (power conversion system), EMS (energy management system), lithium battery, BMS (battery management system), STS (static transfer switch). This article will introduce in detail how to design an energy storage cabinet device, and focus on how to integrate key components such as PCS (power conversion system), EMS (energy management system), lithium battery, BMS (battery management system), STS (static transfer switch). The communication base station installs solar panels outdoors, and adds MPPT solar controllers and other equipment in the computer room. The power generated by solar energy is used by the DC load of the base station computer room, and the insufficient power is supplemented by energy storage. Huijue Group's Mobile Solar Container offers a compact, transportable solar power system with integrated panels, battery storage, and smart management, providing reliable clean energy for off-grid, emergency, and remote site applications. The MPPT solar power system is composed by cabinet, air-con/heat-exchanger/TEC, monitoring, battery, grounding, fan system, lightening, AC+DC power distribution as. Highjoule's Outdoor Photovoltaic Energy Cabinet and Base Station Energy Storage systems deliver reliable, weather-resistant solar power for telecom, remote sites, and microgrids. Sustainable, high-efficiency energy storage solutions., to effectively solve. Photovoltaic grid-connected cabinet is a distribution equipment connecting photovoltaic power station and power grid,and is the total outgoing of photovoltaic power station in the photovoltaic power generation system,and its main role is to act as the dividing point between the photovoltaic power.