Integrated design and modular assembly integrate hybrid inverter or PCS, battery cabinet DC confluence, BMS master control, display screen, local EMS (including 4G), power distribution, access control, water immersion, step-up transformer (optional), etc. In independent 10-foot or 20-foot containers. The product supports multiple MPPT and energy storage battery inputs, and supports off-grid operation mode. The product adopts standardized and unitized design and can be flexibly configured according to the needs of actual application scenarios.