LG Chem, Sinopec to jointly develop sodium-ion battery materials
November 7, 2025 Marija Maisch...
2025 @ Zolair Energy Solutions Limited
Fluence to supply Leag’s 4 GWh battery project, Europe’s largest, in Germany
Fluence Energy says it will supply a 1 GW/4 GWh battery energy storage system for German power producer Leag, marking both Europe’s largest such project and the company’s biggest single installation to date using its Smartstack platform. November 7, 2025 Marija Maisch Image: LEAG From ESS News German energy company Leag has partnered with and Fluence Energy GmbH, the German subsidiary of US-based Fluence Energy, on a 1 GW/4 GWh system in Jänschwalde, marking Germany’s first officially ann...
ZincFive unveils BC 2 AI battery system for both AI and traditional IT loads
The new nickel-zinc (NiZn) battery cabinet provides support for high-intensity AI pulses while also offering traditional IT backup within a compact footprint. November 4, 2025 Marija Maisch Image: ZincFive From ESS News ZincFive, the Oregon-based nickel-zinc battery specialist, has announced the upcoming release of its latest innovation, BC 2 AI – a UPS battery cabinet engineered to meet the unique power demands of artificial intelligence workloads while continuing to support traditional IT ba...
France’s Exide unveils 5 MWh battery with 95% roundtrip efficiency
Exide Technologies has launched its 5 MWh Solition Mega Five system for commercial, industrial, and utility-scale storage, featuring liquid cooling and advanced grid integration options. October 31, 2025 Marija Maisch Image: Exide From ESS News France-based Exide Technologies has announced a new energy storage solution designed for commercial, industrial and utility-scale energy storage applications. The 5 MWh Solition Mega Five features 625 Ah lithium iron phosphate (LFP) cells in a 20-foot con...
China imposes new export controls on lithium ion battery tech
China has announced new export control measures targeting a wide range of lithium battery technologies, materials, and manufacturing equipment. The decision, approved by the State Council, will take effect on Nov. 8, 2025, and is intended to safeguard national security, meet international non-proliferation obligations, and regulate the export of critical dual-use items (goods, software and technology that can be used for both civilian and military applications), the Chinese Ministry of Commerce...
Romania’s Hidroelectrica to install battery storage at its hydro power plants
The state-owned utility aims to enhance grid flexibility by installing energy storage systems at all of its run-of-river hydropower plants. October 10, 2025 Marija Maisch Image: Image: Renardo la vulpo, WikiMedia Commons, CC BY-SA 4.0 From ESS News Romania’s Hidroelectrica plans to install energy storage systems across all its run-of-river hydropower plants to shift surplus daytime electricity to evening peak demand periods. The announcement was made by Bogdan Nicolae Badea, president of the b...
Operational faults cut returns in 19% of battery storage projects
A recent report from battery intelligence firm Accure reveals that while most battery energy storage systems (BESS) operate reliably, nearly 19% of projects experience reduced returns due to technical issues and unplanned downtime. October 7, 2025 Marija Maisch Image: Arevon From ESS News BESS are fast becoming central to the global energy transition, but the sector still faces significant operational and financial risks that are reshaping how assets are deployed and managed at scale. As a resul...
Peak Energy announces operation of first large-scale sodium ion battery in US
Denver-based Peak Energy claims its sodium-ion battery system offers the lowest operating cost of any energy storage technology on the market today. September 26, 2025 Marija Maisch Image: Peak Energy From ESS News Peak Energy announced on Friday the successful deployment and operation of the first grid-scale sodium-ion battery system in the US. First unveiled in July, Peak Energy’s 3.5 MWh sodium-ion storage system is now operating at solar and renewable energy test facility SolarTAC in Watk...
Europe’s largest sodium-ion battery installation goes live
Switzerland’s Phenogy has launched a megawatt-hour-scale sodium ion energy storage system at a commercial site near Bremen Airport in northern Germany. With this project, the Swiss manufacturer is making its debut on the European energy storage scene, backed by ambitions to develop fully vertically integrated local manufacturing. September 25, 2025 Marija Maisch Image: Phenogy From ESS News Coming out of stealth, Switzerland’s Phenogy unveiled its first commercial-scale deployment on Wednesd...
Making BESS warranties work: Contracts vs. reality
Striking a careful balance between technical limitations, market ambitions, and contractual realism in operating battery energy storage systems (BESS) is no easy task. Rigid battery warranties can often be a make-or-break factor in BESS asset management. As a result, many industry players now argue that adopting a more flexible approach to warranties could unlock greater value from these inherently flexible assets. September 19, 2025 Marija Maisch Image: ESS News From ESS News Current BESS warra...
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