The product is an integrated energy storage device designed to meet industrial and commercial energy storage needs. With a modular design adopted, the product offers flexible expansion and easy installation, operation and maintenance. The cabinet has an explosion-proof design, with the fire protection system supporting perfluorohexane, secondary AC-side lightning protection, integrated emergency stop (E-STOP), insulation detection and protection, water immersion protection, and other safety functions to ensure product safety. The product integrates both liquid cooling and air cooling systems, features EMS functions, and supports photovoltaic access and various EMS energy strategies. Moreover, it adapts to different scenarios such as photovoltaic consumption, peak-valley arbitrage, demand control, and electricity market trading, and contribute to the development of industrial and commercial energy storage.