Solar battery life in a MEOX container can last 10 to 15 years if you take care of it. Picking the right solar battery size helps store more solar energy and keeps power on. Each of these aspects plays a critical role in determining how long energy generation can continue. . Solar energy storage plays a vital role in the renewable energy sector by utilizing solar power generated during the day to meet electricity demands at night or during outages. These types of containers involve photovoltaic (PV) panels, battery storage systems, inverters, and smart controllers—all housed in a structure that can be shipped to remote. . A Battery Energy Storage System (BESS) is an advanced technology that stores electrical energy in rechargeable batteries for later use.