证券研究报告、晨会聚焦：机械王可：攻守易形：钙钛矿电池专题报告-20251120

Core Insights - The report emphasizes that perovskite tandem batteries are the inevitable choice for the next phase of photovoltaics due to their superior efficiency compared to traditional silicon-based solutions [7][8] - The efficiency ceiling for tandem batteries is projected to be 44%, with expected mass production efficiency exceeding 35% in the long term [8] - Major manufacturers in the perovskite sector have successfully transitioned to large-scale production, with significant efficiency improvements observed in large-area perovskite batteries [8][9] Industry Overview - The report discusses the limitations of single-material solar cells in efficiently utilizing the entire solar spectrum, which tandem batteries aim to address [8] - The commercial viability of perovskite tandem components is highlighted, with a significant price-performance advantage over traditional silicon components, projected to yield a premium of 1.28 CNY/W while maintaining a cost of only 1.2 CNY/W [8] - The anticipated efficiency of tandem components is expected to reach 28% by 2026, with a breakthrough of over 30% deemed inevitable [8] Market Dynamics - The report notes that the perovskite industry has seen a surge in production capacity, with nearly 10 companies operating 100MW lines as of October 2025, and several major players like BOE and CATL investing in GW-level production lines [9] - The compatibility of perovskite tandem technology with existing silicon production capabilities is expected to facilitate further expansion in the industry [9] - Key materials and equipment suppliers are identified, including TCO glass manufacturers like Jinjing Technology and Yaopi Glass, and equipment providers such as Jiejia Weichuang and Jing Shan Light Machinery [9]