Welcome to the Aqueous Battery Brief. In this week's roundup: ZincFive's BMS, Sumitomo New VRFB, and XL and ENEOS' MOU.
Latest News
ZincFive Bows New BMS
ZincFive has launched a new BMS built specifically for nickel-zinc batteries and data center power demands.
The launch comes as ZincFive says it has delivered or contracted more than 2 gigawatts of NiZn power globally.
Get details in Interesting Engineering and Data Centre Magazine.
Sumitomo Adds 2MW VRFB
Electronics giant Sumitomo Electric Industries will add a 2-megawatt redox flow battery system to its existing V40 series of vanadium redox flow batteries.
The new offering will expand the company's lineup for grid-scale energy storage projects in Japan.
Story in the International Business Times.
XL and ENEOS Sign Non-Lithium MOU
Organic flow battery innovator XL Batteries has entered into an MOU with ENEOS Holdings, Inc., the parent company behind one of Japan's largest energy firms, establishing a framework for long-term collaboration to commercialize non-lithium-ion batteries at grid scale.
Learn more in EnergyTech.
Contribute to the Volta Report
The Volta Foundation is seeking contributors for its 2026 Battery Report. This is an amazing opportunity to bring your aqueous battery perspective to one of the battery industry's most influential publications. Apply at the link.
Mark Your Calendars
Flow Batteries North America, the second annual flow battery-dedicated event in North America. October 19-22, Phoenix, Arizona. Details & Registration
Affordable Power™ Conference & Expo, featuring the energy and storage solutions that the grid and data centers need. November 3 & 4, Syracuse, New York. Details & Registration
📆 Get ahead of your planning with the Aqueous Energy Events Calendar in our December 29th Aqueous Battery Brief.
Who's Hiring
Seeking a new role — or know someone who is? Start with the quick links to aqueous firms' open roles pages below.
Have a specific open position you'd like to highlight? Send us an e-mail.
$80M in Projected Gains

Octet delivered a custom electrolyte formulation projected to unlock over $80M in performance and manufacturing value — no hardware changes needed.
Be in the know. Subscribe to Aqueous Battery Brief.