SST路线确定，AIDC驱动电力设备产业发展新机

Summary of Key Points from Conference Call Industry Overview - The global AIDC capacity is expected to reach 20 GW by 2025, 30 GW by 2026, and 47 GW by 2027, reflecting rapid advancements in big data, cloud computing, and AI technologies [1][4] - The market for 10 kV step-down transformers is projected to reach 17.3 billion yuan by 2027, while the circuit breaker market is expected to reach 27 to 27.1 billion yuan [1][4] Market Growth and Projections - The Chinese intelligent computing infrastructure market is anticipated to exceed $135.6 billion by 2025, a growth of approximately 54% from $87.6 billion in 2023, driven by policy support, technological breakthroughs, and application demand [1][6] - The global hyperscale data center market is expected to surpass $80 billion by 2024 and grow to $935 billion by 2032, with major shares held by the US, Europe, and Asia-Pacific regions [1][7] Technological Developments - The evolution of data center power supply architecture has progressed through three generations: traditional AC UPS, high-voltage direct current (HVDC), and solid-state transformers (SST), aiming to enhance energy efficiency, reliability, and power density [1][11] - SSTs are seen as the optimal solution for future data center power systems, offering higher energy efficiency, faster response times, and better reliability [2][11] Demand for Power Equipment - The demand for transformers is expected to reach 7.6 billion yuan in 2025 and exceed 17.3 billion yuan by 2027, while circuit breaker demand is projected to surpass 10 billion yuan in 2025 and reach 27.1 billion yuan by 2027 [2][10] - Domestic manufacturers are expected to gain market share in the rapidly growing data center market due to their cost and efficiency advantages [2][15] Investment Opportunities - Investors are advised to focus on companies like Jinpan Technology and Liangxin Co., which are well-positioned to benefit from the increasing demand for traditional power equipment [8][19] - Companies involved in SST technology, such as Sungrow Power Supply, Shenghong Co., and New Special Electric, are also highlighted for their potential investment value [9][19] Circuit Breaker Functionality - Circuit breakers play a critical role in power protection systems, providing fault isolation, equipment protection, and system stability, especially in HVDC systems [2][9] Future of Solid-State Transformers - SSTs are expected to see rapid growth in application penetration as costs decrease, with significant demand anticipated in data centers, renewable energy generation, ultra-fast charging stations, smart grids, and industrial transportation [3][18] Conclusion - The AIDC industry is experiencing significant growth, leading to increased demand for power equipment, particularly transformers and circuit breakers. The transition to advanced technologies like SSTs presents substantial investment opportunities in the sector [19]