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Flow batteries

Prolux Solutions recalls vanadium redox flow home storage systems and switches to LFP Germany's Prolux Solutions is recalling all its Storac home energy storage systems and phasing out vanadium redox flow technology. The company will instead rely on lithium iron phosphate in the future.

Dec 05, 2025

Flow batteries

Western Australia plans 10-hour flow battery to boost power reliability The Western Australia government is looking to deploy a vanadium flow battery energy storage system with up to 10 hours of discharge capacity to help improve regional power reliability in the state’s Goldfields region.

Nov 27, 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

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

Flow batteries

Quino Energy secures funding to scale organic flow batteries Flow battery startup Quino Energy has closed a $10 million Series A funding round, with an option for an additional $6 million in equity, led by Atri Energy Transition.

Nov 11, 2025

Flow batteries

US startup unveils zinc-polyiodid redox flow battery with energy density of 320 Wh/L BESSt announced that its new redox flow battery technology delivers 20 times the energy density of conventional vanadium flow storage systems. The battery is based on a zinc–polyiodide redox flow chemistry developed by the Pacific Northwest National Laboratory.

Emiliano Bellini

Sep 29, 2025

Flow batteries

Swiss membrane-free redox flow battery company lands $17m early-stage funding Thalwil-based Unbound Potential has secured a €14.4 million ($16.9 million) funding package for its nascent technology which includes €8 million of public grants.

Sep 22, 2025

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All Flow batteries news

Flow batteries

Organic flow batteries launch in US data center deployment Prometheus Hyperscale and XL Batteries partner to roll out long-duration, lithium-free energy storage for a Wyoming data center.

May 15, 2025

Flow batteries

Flow battery startup VFlowTEch banks $20.5M as ramp up continues The Singaporean company is working on long duration storage and received wide backing from a variety of investors.

May 14, 2025

Supply chain

Dutch manufacturer makes switch from bromine to iron flow batteries due to ‘geopolitical turbulence’ Netherlands-based Elestor has announced it will move from hydrogen-bromine to hydrogen-iron flow batteries because of the worsening geopolitical situation.

May 07, 2025

Flow batteries

Scientists in UK build solar redox flow battery with 9.54% solar-to-chemical efficiency The PV-driven redox flow battery can reportedly achieve a maximum solar-to-output electricity efficiency (SOEE) of 3.11% during a 36-hour period. The system incorporates a 25 sq cm heterojunction (HJT) photovoltaic device and is based on a neutral-pH aqueous iodine-bromine redox couple.

Emiliano Bellini

May 06, 2025

Flow batteries

XL Batteries launches grid-scale organic flow battery project With no rare metals or fire risk, the Massachusetts startup is pushing a new model for long-duration energy storage.

Apr 10, 2025

Flow batteries

Smoke and vanadium leak from Swiss home energy storage unit Vanadium redox flow energy storage manufacturer Prolux Solutions said 50 l of vanadium electrolyte leaked from a residential unit in Arbon but no fire occurred.

Sandra Enkhardt

Apr 09, 2025

Flow batteries

UK grant for English vanadium flow battery project Invinity, the part UK government-owned vanadium flow battery (VFB) company, has secured a $9 million grant from the Department for Energy Security and Net Zero (DESNZ) for a site in the South East of England.

Apr 04, 2025

Flow batteries

Japan’s first subsidized flow battery under construction Sumitomo Electric has operated a 2 MW/8 MWh pilot vanadium flow battery in San Diego since December 2018 and is constructing a similarly sized facility on the island of Kyushu.

Mar 31, 2025

Flow batteries

Made-in-Australia microemulsion flow battery for long-duration storage Allegro Energy and Origin Energy will install Australia’s first microemulsion flow battery at the Eraring coal-fired power station, in New South Wales.

Mar 28, 2025

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