CATL(SZ:300750) Dongguan Securities·2026-01-30 08:46Investment Rating - The report maintains an "Overweight" rating for the sodium battery industry, indicating a positive outlook for investment opportunities in this sector [1]. Core Insights - Sodium batteries are positioned as a significant supplement to lithium batteries, driven by the rising costs of lithium materials and the abundant availability of sodium resources, particularly in China [3][12]. - The report anticipates that sodium battery costs will drop below 0.40 CNY/Wh by 2026, approaching the current price levels of lithium iron phosphate batteries, with further reductions expected due to technological advancements and economies of scale [12][19]. - The sodium battery industry is expected to see accelerated commercialization, with significant growth in applications across energy storage, electric two-wheelers, and other sectors by 2025 [3][51]. Summary by Sections 1. Introduction to Sodium Batteries - Sodium batteries utilize sodium ions (Na+) as charge carriers and share structural similarities with lithium batteries, making them a viable alternative [10]. - They offer differentiated advantages such as resource abundance, lower costs, high safety, wide temperature range, and superior charge/discharge rates compared to lithium batteries [11][12]. 2. Multi-Technology Pathways and Rapid Technological Iteration - The sodium battery industry is characterized by multiple technological routes, including layered oxides, polyanions, and Prussian blue materials, with polyanion technology expected to dominate by 2025 [39]. - The supply chain for sodium batteries is evolving, with a focus on reducing costs and improving performance through advancements in materials and manufacturing processes [24][44]. 3. Accelerated Commercialization of Sodium Batteries - The report highlights that sodium batteries will achieve significant market penetration in energy storage, light-duty applications, and start-stop power systems by 2025, with energy storage being the largest market segment [51][53]. - The production capacity for sodium batteries is projected to expand significantly, with an expected output of 11.7 GWh in 2026, nearly doubling from 2025 [62][63]. 4. Investment Recommendations - Companies that strategically position themselves in the core segments of the sodium battery supply chain are likely to benefit from the industry's growth [3].