Unigrid has launched Na+Casa, a sodium-ion residential energy storage system using its proprietary NaCrO₂ cathode technology, claiming a 10,000-cycle lifespan, wide temperature tolerance, and improved safety compared with lithium-ion batteries. The 9.25 kWh wall-mountable system has begun initial European installations, with US launch planned for 2026. The post Unigrid unveils sodium-ion residential energy storage systems appeared first on pv magazine Global .

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This development is monitored because it may influence insulation specification, battery thermal-management design, fire protection requirements or durable building-envelope material selection.

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