The CSD-S1 is a compact, all-in-one energy storage and DC fast charging system, designed for mobile, emergency, or off-grid EV charging applications. It features a high-performance 141kWh LiFePO4 battery with 120kW constant power output and supports charging standards including GBT, CCS1, CCS2, and CHAdeMO.With a wide output voltage range (200V–750V) and adjustable current up to 250A, the CSD-S1 ensures rapid and flexible charging for all major EV types. It is equipped with a 7-inch touch screen for intuitive operation, a 7-meter charging cable, and supports OCPP 1.6J for backend connectivity.The system adopts liquid cooling for efficient thermal management, has IP54 protection for outdoor deployment, and operates reliably in extreme environments from -10°C to 60°C. Its compact footprint (2250×1130×1030mm) and 1390kg weight make it ideal for mobile charging trucks, emergency energy supply, temporary EV stations, or grid-constrained areas.