TESVOLT specialises in developing innovative, sustainable energy storage systems that reap rewards not just for the environment, but also for our customers’ balance sheets. State-of-the-art prismatic lithium battery cells from Samsung SDI combined with our patented and TÜV-certified Active Battery Optimizer (ABO) smart cell control system ensure superior performance and reliability, without compromise. Our broad product portfolio covers all commercial and industrial areas of application for energy storage systems: with outputs from 10 kWh to 100 MWh, our solutions can be connected to high-voltage or low-voltage systems, they can be on-grid or off-grid, or used with solar, wind, hydroelectric or combined heat and power sources. TESVOLT energy storage systems are the economical choice for the most demanding applications. Made in Germany, in Europe’s first ever gigafactory for battery storage systems, in Lutherstadt Wittenberg.