June 2025 saw a total of 7.96GW/22.17GWh of grid-scale BESS enter commercial operations across 109 projects, with over half of that being in China, while the overall first half of the year saw substantial growth.

China continues to dominate BESS deployments globally with 4.3GW/11.2GWh of deployments in May, including a 1GWh flow battery system.

Chile, China and Australia drove global BESS deployments in April, a month which saw nearly 9GWh of grid-scale capacity enter commercial operations.

A total of 10.9GWh of grid-scale BESS entered commercial operations in March, up 29% year-on-year and 3% month-on-month. 

February 2025 saw around 4.5GW/10.5GWh of grid-scale BESS deployments globally, with China continuing to account for the majority but Europe increasing its share from January.

A total of 5.2GW/13.8GWh of grid-scale BESS capacity came online in January 2025, of which over two thirds was in China.