The Cube1000-A has a multi-functional design for PV, storage & diesel gen. It supports PV and diesel gen connection, seamless grid - off-grid switch, covering all relevant scenarios. With an intelligent and efficient STS, switch time < 20 ms for stable power. It offers functions like peak-shaving, grid-dispatching response, and power backup, boosting off - grid self - sufficiency. Users can choose products, adjust module numbers per battery configs and power needs, and customize module functions and parameters for specific applications.