Shanghai Liangxin Electrical (SZ:002706)2025-08-18 15:10Summary of Conference Call Notes Industry Overview - The data center infrastructure is undergoing significant technological upgrades, including transitions from UPS to HVDC, traditional transformers to solid-state transformers, and cooling systems from air cooling to liquid cooling, influenced by technological advancements and inflation [1][3] - The domestic HVDC technology is developing rapidly, with companies like Tencent and Alibaba adopting low-voltage HVDC systems, while overseas companies lag behind in HVDC applications [1][5] - The distribution segment of data centers is evolving towards intelligence and modularity, leading to increased capital expenditures and greater market opportunities for components, power module cabinets, and transformers [1][6] Key Points on Circuit Breakers - Circuit breakers are utilized in data centers for low-voltage distribution cabinets, dual power transfer switches, and UPS systems, providing segmentation protection [1][7] - The value of DC circuit breakers is higher than that of AC circuit breakers, and as voltage levels increase, the value will further rise. Currently, the value of domestic AC circuit breakers is approximately 0.3 yuan per watt, while DC circuit breakers are about 30% more expensive [7][10] - The trend towards DC in data centers is driving demand for DC circuit breakers, which typically have a higher value than AC circuit breakers [10] Company Insights - Liangxin Electric has established partnerships with major clients like Huawei and Vidi, successfully entering the North American Vidi supply chain and launching rapid circuit breaker products, indicating significant potential for domestic substitution [2][12][13] - Liangxin Electric is focusing on R&D to meet new technological requirements and has shown strong market positioning in the DC trend, with a competitive edge due to its collaborations and innovation capabilities [12][16] Market Dynamics - The voltage levels in overseas data centers are generally higher, leading to a proportional increase in the value of circuit breakers. The construction costs in North America are significantly higher than in China, influenced by exchange rates and certification fees [9] - The domestic circuit breaker market is approximately 90 billion yuan, while the overseas market is three times larger, with a global total market size of about 400 billion yuan [16] Future Outlook - The data center industry is experiencing rapid growth and technological changes, similar to the previous boom in the renewable energy sector, presenting new opportunities for domestic companies like Liangxin Electric [17][18]