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China leads 29% October global BESS deployments increase

November 14, 2025
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Nearly 70% of the 4.5GW/12.7GWh of grid-scale BESS that came online across the globe last month was in China.

The global figure is a 29% increase year-on-year, and the data comes from market intelligence firm Rho Motion’s Battery Energy Stationary Storage Monthly Database, which the previous month reported a 19% fall in deployments owing to a quiet month in China.

Cumulative deployments in the first ten months of the year have now reached 156GWh, up 39% year-on-year.

One of the projects which contributed to China’s new installations in October totalling 2,988MW/8,786MWh, was a vanadium redox flow battery (VRFB) project, the latest of several large-scale projects to have been commissioned.

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The pipeline that Rho Motion tracks grew to 2.4TWh of BESS capacity, with new additions to that pipeline in October reaching 53GWh. The largest of these was the Yan’an Wenergy Electricity Shaanbei-Anhui HVDC Project in China, at 4.2GWh.

The quantity of projects that had technology providers assigned in October was 16GWh, while 32GWh entered construction, including Masdar’s huge round-the-clock renewables plant in the UAE which has 19GWh BESS capacity.

Regional deployments

By region, grid-scale BESS deployments in October were:

  • China: 2,988MW/8,786 (69.2% of the total, by MWh)
  • North America: 812MW/2,281MWh (18.0% of total)
  • Oceania/Australia: 500MW/800MWh (7.7% of total)
  • Europe: 128MW/437MWh (3.4% of total)
  • Middle East: 104MW/208MWh (1.6% of total)

In the US, notable projects on which commercial operation was announced in October include 50MW/100MWh and 150MW/300MWh projects in ERCOT, Texas, from Eolian and Nightpeak Energy respectively in the first week.

Two weeks later, Energy-Storage.news reported on record-breaking projects from Ameresco and Alliant Energy, in Arizona and Wisconsin, totalling 50MW/200MWh and 100MW/400MWh of capacity, respectively.

In Australia, Epic Energy brought its 100MW/200MWh Mannum battery storage system online, while CleanCo Queensland’s 250MW/500MWh BESS at a former coal site entered commissioning.

Meanwhile in Europe, notable projects that contributed to its 128MW/437MWh figure were a 65MW/260MWh one from Renalfa in Bulgaria and a 10MW/47MWh one from Giga Storage in the Netherlands.

This article is part of a monthly series for ESN PremiumSee the previous ones here:




17 March 2026
Sydney, Australia
As we move into 2026, Australia is seeing real movement in emerging as a global ‘green’ superpower, with energy storage at the heart of this. This Summit will explore in-depth the ‘exponential growth of a unique market’, providing a meeting place for investors and developers’ appetite to do business. The second edition will shine a greater spotlight on behind-the-meter developments, with the distribution network being responsible for a large capacity of total energy storage in Australia. Understanding connection issues, the urgency of transitioning to net zero, optimal financial structures, and the industry developments in 2026 and beyond.
9 June 2026
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Held alongside The Battery Show Europe, Energy Storage Summit provides a focused platform to understand the policies, revenue models and deployment conditions shaping Germany’s utility-scale storage boom. With contributions from TSOs, banks, developers and optimisers, the Summit explores regulation, merchant strategies, financing, grid tariffs and project delivery in a market forecast to integrate 24GW of storage by 2037.
2 December 2026
Italy
Battery Asset Management Summit Europe is the annual meeting for owners, operators, investors, and optimisation specialists working with operational BESS assets across the continent. The Summit focuses on how to maximise performance and revenue, manage degradation, integrate advanced optimisation software, navigate evolving market and regulatory frameworks, and plan for repowering or end-of-life strategies. With insights from Europe’s most active storage markets, it equips attendees with practical guidance to run resilient, profitable battery portfolios as the sector scales.

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