Summary: Battery cluster energy storage container assembly is revolutionizing how industries store and manage renewable energy. This article explores its applications, market trends, and real-world benefits while addressing common questions about scalability, safety, and. Scalable and reliable power for utility and industrial applications The Containerized Battery Energy Storage Solution (BESS) is an advanced Lithium Iron storage unit built into a customised 20ft or 40ft container. The unit is designed to be fully scalable to meet your storage requirements. Storage. Customize your container according to various configurations, power outputs, and storage capacity according to your needs. Lower energy/maintenance costs ensure operational savings. Why Energy Storage Clusters Are Reshaping Power Management. PV Power Plant Solution-3 The 200MWh energy storage site in California, USA, consists of 120 ten-foot battery containers (BESS) and 20 twenty-foot 3450kWh boost converter cabins (ATEPS).