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Applications & Installations
Australia’s rooftop installs rise on back of battery rebate scheme Australia’s rooftop solar deployments increased by more than 7% last month with the latest data revealing that almost 312 MW of small-scale PV capacity was installed across the country in September 2026.
David Carroll
Oct 08, 2026
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Technology & Products
AuroraCell launches 9.7 kWh sodium-ion chromium oxide residential battery The 48 V residential energy storage system uses sodium-ion NCO chemistry and offers 9.7 kWh of rated energy. AuroraCell claims a cycle life of 20,000 cycles at 100% depth of discharge and backs the battery with a 20-year warranty.
Emiliano Bellini
Oct 07, 2026
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Applications & Installations
France’s largest battery goes online TagEnergy has inaugurated a 240 MW/480 MWh battery storage facility in northeastern France, the country’s largest operational BESS. The Tesla Megapack-based project provides grid-balancing services and is jointly owned by TagEnergy and Banque des Territoires.
Gwénaëlle Deboutte
Oct 07, 2026
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Markets & Policy
Hithium’s sodium-ion storage push, where it could win, where it won’t, and path to bankability After Chinese manufacturer Hithium launched its new 4 MWh sodium-ion BESS alongside its new 785Ah cell for energy storage, in response to questions, Leb Lan, senior product manager, Hithium, spoke with ESS News to discuss not only the technology developments but also where and when a sodium-ion BESS cabinet will better suit the market than LFP-based battery cell technology.
Tristan Rayner
Oct 07, 2026
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Technology & Products
The U.S. market is writing its own sodium-ion spec Sodium-ion batteries are rapidly transitioning from promising alternative to commercial reality in the U.S. energy storage market, but navigating federal domestic content policies, complex FEOC sourcing rules, and stringent UL 9540A safety testing remains crucial for developers seeking to deploy scalable, bankable projects.
Randy Selesky
Oct 07, 2026
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Research & Development
Wireless bipolar electrodes raise zinc-air battery power by 80% Researchers in Spain and Argentina have developed a zinc-air battery architecture that increases power output by up to 80% by reducing internal resistance without changing the device’s core chemistry.
Pilar Sánchez Molina
Oct 06, 2026
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Research & Development
German startup offers AI platform to accelerate battery storage engineering German startup Morreon has developed an AI-based platform to streamline engineering, design optimization, tendering, and project scheduling for battery storage and other energy infrastructure projects. The system automates data processing and layout planning while maintaining human oversight, with further integration of cost calculations and construction management planned.
Emiliano Bellini
Oct 06, 2026
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Markets & Policy
Poland unveils new home storage subsidy  Poland’s latest subsidy scheme will offer existing prosumers support to purchase and install home storage units. The PLN 1 billion ($258 million) funding call opens for applications on October 20.
Patrick Jowett
Oct 06, 2026
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Research & Development
Indian startup claims over 1,500 cycles for sodium-ion cell with Prussian white cathode Indian startup Macsen Energy claims its Prussian white-based sodium-ion battery cell has exceeded 1,500 charge-discharge cycles in laboratory testing, retaining 90% of its initial capacity after 1,000 cycles. The company also plans to build a cathode material production facility and battery cell pilot line, with construction set to begin in 2027.
Emiliano Bellini
Oct 06, 2026