Further developments from the California Independent System Operator (CAISO) market including new standards for BESS maintenance and operation and new BESS capacity announced by SDG&E.

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.

The UK government has published a Technical Decision Document confirming crucial aspects of its long duration electricity storage (LDES) cap-and-floor scheme, which includes increasing the minimum duration required from six hours to eight.

MW Storage has enlisted optimiser Entrix to commercialise 50MW/100MWh of the capacity of a project twice that size in the town of Arzberg, Germany.

A news roundup focusing on system integrator Powin’s recent moves in the industry, resource updates in New Mexico and a newly announced energy management system from Prevalon.

The Poland arm of UK-headquartered developer Harmony Energy has sold a 200MW/400MWh BESS project to EDF Renewables Polska.

Samsung SDI will supply energy storage systems (ESS) to US energy holding company and project developer-owner NextEra.

Rio Tinto has penned an offtake agreement to secure 2.1GWh of BESS capacity from an Edify Energy-owned asset in Queensland, Australia.

Developer Cypress Creek Renewables has received a US$133 million financing from First Citizens Bank for the Destiny Storage Project, a standalone battery energy storage system (BESS) in Texas.

Carlyle Portfolio Company-owned developer Copia Power has closed a US$1.71 billion debt facility to fund construction of its Maricopa Energy Centre Projects.