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Grid-scale

Vattenfall plans 700 MWh battery system at former German nuclear site The local council has approved the zoning plan for a 254 MW, 700 MWh storage project. Vattenfall expects the system to be online by 2028, pending a final investment decision.

Sandra Enkhardt

Dec 05, 2025

Projects & Applications

CATL’s 587 Ah battery cells for energy storage systems enter large-scale commercialization Chinese media has reported that CATL’s 587 Ah high-capacity energy storage cells have completed 2 GWh of shipments since the product’s launch, and shipments are projected to reach 3 GWh this year.

Blathnaid O’Dea

Dec 05, 2025

Projects & Applications

800 MWh battery project reaches financial close for BrightNight and Cordelio Power in Washington, US The 200 MW battery energy storage system will supply the Pacific Northwest from the Seattle-Tacoma region.

Dec 04, 2025

Grid-scale

Recurrent Energy confirms 1 GWh BESS will be co-located with oversized UK solar plant Planning consent for Tillbridge Solar Project was granted by the UK government in October 2025. The site was approved with a 500 MW grid connection, suggesting the 1 GWh BESS will support PV capacity overbuild to spread generation throughout the day.

Dec 04, 2025

Projects & Applications

6 GWh CATL battery in Australia: Stanwell locks in massive gas-plus-storage hybrid plant with Quinbrook Two Memorandum of Understanding (MoUs) signed within a month of each other are set to see a massive CATL battery delivered to the Queensland state of Australia for Quinbrook and Stanwell.

Dec 03, 2025

Revenue streams

TagEnergy locks in 15-year toll deal for Golden Plains battery in Australia Renewables developer TagEnergy has locked in the first long-term offtake deal for the 150 MW / 600 MWh Golden Plains battery project being built in Victoria.

Dec 03, 2025

Projects & Applications

Chile’s Pradera Larga hybrid project featuring 450 MWh battery secures environmental approval Italian developer's most ambitious project outside Europe will be a 84 MWp (peak) solar plant coupled with a 90 MW / 5-hour battery energy storage system (BESS) in Chile’s Valparaíso region.

Dec 02, 2025

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Safety by design: Prefabricated EBOS for smarter, longer lasting solar & BESS

We will explore how AI-driven scheduling, dynamic pricing, and cloud technology can reduce bills and add value for residential and C&I customers, including PV, storage, EVs, and heat pumps, with practical installation and ROI insights.

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Battery Business & Development Forum 2026

Connect with Europe’s energy storage leaders at the Battery Business & Development Forum 2026 in Frankfurt and gain insights into evolving business models, financing strategies, and market trends. Register by November 27 to secure the Early Bird rate.

March 31 – April 1, 2026 | In Person Event

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Upcoming Webinar

Wednesday, 17. December 2025

Lessons learned from Europe-wide battery storage deployment

This webinar will share key market insights on evolving regulations, deployment trends, and long-duration storage opportunities in Europe, plus practical lessons from real projects on execution and grid integration. Attendees will also get an exclusive look at Trina Storage’s integrated AC solution and how vertical integration enhances compatibility, efficiency, and EU compliance.

3:00 pm – 4:00 pm CET, Berlin, Paris, Madrid

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All Grid-scale news

Projects & Applications

Waratah Super Battery gets a further update from owner, still opaque on transformer failure Akaysha Energy's anticipated status update on Australia's biggest battery that saw a major transformer fail gave some answers, but was tight-lipped on key outstanding questions. The company also announced the project is in a scheduled shutdown until December 2.

Nov 25, 2025

Grid-scale

Sungrow to supply massive 2 GWh Dune Plus solar-plus-storage plant in Chile as construction starts The 509 MW / 2,036 MWh Dune Plus project complement's Chile’s largest solar plant with a retrofit of BESS with contracted supply to copper giant Codelco.

Nov 25, 2025

Flow batteries

Australian 1.2 GWh vanadium flow battery project moves ahead with China’s Enerflow as supplier China’s Enerflow will partner with Australia’s JENMI to jointly develop a 350MW/1,200MWh long-duration storage project, marking a major step for vanadium flow technology in the Australian grid.

Nov 25, 2025

Grid-scale

Finland’s Polar Night to build 250 MWh sand battery for district heating provider Only months after inaugurating the world’s largest sand battery – a 1 MW/100 MWh thermal storage system – Polar Night has committed to building a project twice its size.

Nov 25, 2025

Revenue streams

Battery energy storage revenues for ancillary services fall nearly 90% in ERCOT Revenues for ancillary services have fallen 90% since 2023. An Enverus report says market saturation is driving operators to seek other strategies.

Michael Puttré

Nov 25, 2025

Grid-scale

As BESS becomes more complex, EPCs need to front-load project activities Early engagement with regulators, suppliers and first responders is essential, said a report from Fluence Energy.

Michael Puttré

Nov 24, 2025

Technologies

Rondo Energy brings Southeast Asia’s first industrial heat battery online in Thailand Rondo's industrial heat battery is powering SCG’s Thai cement plant with 24‑hour heat, from cleaner energy sources.

Nov 21, 2025

Grid-scale

Engie’s 800 MWh Belgian battery now fully operational, expansion on the cards In just 16 months, and ahead of schedule, Engie has built one of Europe’s largest battery parks.

Nov 20, 2025

Projects & Applications

Indian power utility invites bids for a 100 MWh vanadium redox flow battery The significant redox flow battery energy storage system (BESS) will be co-located at the

Nov 20, 2025

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