By ESS News
The official Energy installations of Germany registered nearly 2 million battery storage systems that were in operation at the end of the first half of 2025. This figure, now unofficially but safe surpassed in July, includes a gross current capacity of 14,535 GW and a usable storage capacity of almost 22.1 GWH.
PV Home Storage Systems form most of these installations, with 1,967 million small battery storage units (up to 20 kW) good for 11.5 GW gross power and almost 18.3 GWh of usable capacity.
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