Since its market introduction in 2011, sonnenBatterie has been the German and European market leader and pioneer in fully integrated lithium-ion energy storage systems. The sonnenBatterie is a complete system – ready for connection. All in one handy box.

The sonnenBatterie residential and commercial storage systems only use lithium-iron phosphate (LiFePO4) battery technology, one of the most reliable, safe and long-lasting lithium battery technologies currently available. LiFePO4 is one of the most popular technologies for stationary storage systems due to its uniquely high chemical stability and resulting extremely high application reliability, durability and long life. Our battery systems are guaranteed to last for 10,000 cycles or 10 years. All sonnenBatterie components and systems are also UL Listed ensuring safety and performance for your home or business.

With the sonnenApp you can manage and control your energy usage and production. The App allows you to monitor, analyze and control the supply and demand of your household or business – anytime, anywhere.