How many battery storage systems are there in Germany?

According to preliminary numbers from the German Solar Industry Association (BSW Solar), there were 1.8 billion installed battery storage systems in Germany at the end of last year. They had a capacity 19 gigawatt hours (GWh), enough to cover the daily electricity consumption of two million two-person households.

What if a battery storage project was approved in Germany?

If only half of these projects were approved, they would store enough energy to power 30 million German households for one day. Battery storage is needed to supplement the country’s rapid rollout of renewable energy installations, which reached a new record share in electricity production of 55 percent in 2024.

Which energy storage system is most popular in Germany?

Residential ESS Continues to Lead in Germany's Energy Storage Landscape Residential energy storage systems (ESS) maintained their stronghold as the most prevalent installation type in Europe throughout 2023. According to TrendForce data, Germany's energy storage sector predominantly saw the adoption of residential storage solutions.

When will Germany's new capacity market mechanism start?

BMWK noted that this set of procurements comes ahead of the introduction of Germany’s new capacity market mechanism, planned to start in 2028. The LDES tenders had originally been anticipated to be held late this year and in 2025, but it is understood the timeframe has moved back a year.