They integrate solar panels, inverters, battery storage, power management systems, and control electronics into one transportable unit — allowing users to generate and store renewable electricity anywhere sunlight is available. Engineered for rapid deployment, high safety, and. A Solar Container (also called a containerized solar power station, BESS container, or energy-storage container) is a complete photovoltaic + battery storage system pre-installed inside a standard ISO shipping container — typically 10ft, 20ft, or 40ft. Why power a shipping container? There are many reasons to supply electricity to a container, especially in off-grid settings. These systems are produced in Denmark and by selected manufacturing partners, assembled before shipment and delivered as plug-and-play units for fast and.