CATL says next-gen sodium-ion battery supports 500 km range, readies for 2026 mass productionhttps://carnewschina.com/2025/09/18/catl-says-next-gen-sodium-ion-battery-supports-500-km-range-readies-for-2026-mass-production/Contemporary Amperex Technology Co., Limited (CATL) announced that its sodium-ion battery has achieved an energy density of 175 Wh/kg and can support more than 500 kilometres of pure electric driving range. The company said the technology will enter mass supply next year, depending on customer rollout schedules.
According to CATL, the sodium-ion battery could cover over 40 per cent of passenger vehicle demand in the domestic market, giving it vast potential for commercialisation. The company added that its sodium battery packs are designed for strong compatibility with No. 20 and No. 25 standard modules, including battery swap formats, enabling use across a broad range of vehicle platforms without requiring significant design changes from automakers.