Bihar Batteries partners with NX Technologies to advance sodium-ion battery commercialization in Spain

Type: Partnership · Technology: Storage · Country: Spain · Announced: 2026-04-29

Spain-based Bihar Batteries, a sodium-ion battery startup, announced a collaboration with San Sebastián–based NX Technologies to advance the commercialization of sodium-ion batteries. The partnership focuses on integrating NX Technologies' power electronics expertise for electric mobility applications, building on Bihar Batteries' recent prototype production. Earlier this year, Bihar Batteries developed its first sodium-ion cell prototype in collaboration with CIC energiGUNE, a research center with 13 years of sodium-ion experience. The company aims to create a local industry around sodium batteries by leveraging local raw materials like wood for hard carbon anode production. This initiative aligns with Europe's nearshoring strategy to reduce dependence on lithium supply chains.

Analysis

Bihar Batteries, a Spain-based sodium-ion battery startup, has partnered with NX Technologies, a San Sebastián-based company, to advance the commercialization of sodium-ion batteries in Spain. Bihar Batteries recently developed its first sodium-ion cell prototype in collaboration with CIC energiGUNE, a research center with 13 years of sodium-ion experience. The partnership, announced on 2026-04-29, focuses on integrating NX Technologies' power electronics expertise for electric mobility applications. The deal's value was not disclosed. The partnership aims to create a local industry around sodium batteries by leveraging local raw materials like wood for hard carbon anode production in Spain.

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