A fully integrated, prefabricated container-based energy storage system designed for large-scale grid-level and microgrid applications. Combines high-efficiency battery cells with intelligent management technology to deliver a safe, flexible, and cost-effective one-stop solution. Smaller distribution substations are subdivided into container-sized modules, which can be manufactured, assembled and tested. Deploy a prefabricated power container in 30 days, not months. Engineered for solar farms, offshore wind, and mining sites, it slashes installation costs by 40%. Adding Containerized Battery Energy Storage System (BESS) to solar, wind, EV charger, and other renewable energy applications can reduce energy costs, minimize carbon footprint, and increase energy efficiency. 28 buildings, 2,300 modules and 83,000 m2 delivered & constructed in europe, as 50 years life span Permanent residential apartment. Single-container. Envision Energy Storage is a vertically integrated provider covering the full BESS value chain, from R&D to MV connection.