CATL(300750) 经济观察报·2025-04-23 00:21Core Insights - CATL launched its sodium-ion battery brand "Naxin" during its first Technology Day, introducing various battery products including passenger vehicle power batteries and a 24V heavy truck battery [2][3] - The new "dual-core" battery architecture allows for safety redundancy and energy flexibility, marking a significant advancement in battery technology [2][4] Product Highlights - The Naxin passenger vehicle battery can maintain 90% usable capacity at -40°C, with a charging time of 37 minutes for SOC 30%-80%, an energy density of 175Wh/kg, and a lifespan exceeding 10,000 cycles, set for mass production in December 2025 [2] - The Naxin 24V heavy truck battery boasts a lifespan of over 8 years and a total lifecycle cost reduction of 61% compared to traditional lead-acid batteries, with production scheduled for June 2025 [2] Dual-Core Technology - The "Xiaoyao Dual-Core Battery" utilizes a dual-core architecture and self-generating negative electrode technology, enhancing volume energy density by 60% and weight energy density by 50% [3] - This technology allows for flexible adaptation to various material systems, achieving energy densities exceeding 1000Wh/L when paired with ternary systems [3] Application and Market Potential - The dual-core and multi-core battery products are expected to be applied not only in new energy passenger vehicles but also in electric buses, heavy trucks, aircraft, ships, and industrial applications [4] - The second-generation "Shenxing Super Charging Battery" features a peak charging power of 1.3 megawatts, enabling a range of 800 kilometers and a peak charging rate of 12C, with rapid charging capabilities even in low temperatures [4][5]