The energy storage system is essentially a straightforward plug-and-play system which consists of a lithium LiFePO4 battery pack, a lithium solar charge controller, and an inverter for the voltage requested. Price for 1MWH Storage Bank is $774,800 each plus freight shipping from. . in 40ft Containers. The price unit is each watt/hour, total price is calculated as: 0. 2 US$ * 2000,000 Wh = 400,000 US$. 56 yuan/Wh in Chinese currency, while the battery pack price has decreased by 20% to $115/kWh, or 0. Popular battery types include lithium-ion and LiFePO4, with varying costs and performance. . A 1MWh container energy storage system (ESS) is a self-contained battery storage unit that integrates lithium-ion battery modules, a power conversion system (PCS), an energy management system (EMS), and auxiliary safety equipment into a standard shipping container. This compact and plug-and-play. .