Chan Ye Xin Xi Wang·2025-11-15 02:24Core Insights - The data center industry in China is experiencing significant growth driven by "new infrastructure" initiatives and the increasing demand for computing power, with the total number of operational racks expected to reach 10.85 million by June 2025, doubling from the end of 2021 [1][11] - The power supply system is critical for data centers, typically consisting of the grid, UPS, and diesel generators, where UPS provides short-term power backup and diesel generators ensure longer operational continuity [1][2] - The demand for diesel generators in data centers is projected to increase significantly, with an expected need for 4,555 units in 2024, representing a year-on-year growth of 66.9%, and over 5,600 units anticipated in 2025 [1][12] Industry Overview - Diesel engines are essential for data centers, providing backup power to prevent service interruptions and data loss during outages [2][4] - The construction cost of data centers is divided into IT hardware (60%), supporting infrastructure (30%), and civil engineering (10%), with diesel generators accounting for 6-7% of the total construction cost [4][5] Market Demand - The demand for high-end diesel generators is surging due to the ongoing construction of data centers, with a notable increase in the need for diesel engines [1][12] - The market for diesel engines in data centers is currently dominated by foreign companies like Cummins and MTU, which have established a duopoly, while domestic companies like Weichai Heavy Machinery play a minor role [1][12] Competitive Landscape - The foreign dominance in the diesel engine market is attributed to their technological advantages and established market presence, but domestic manufacturers are improving their capabilities and competitiveness [1][12] - Domestic companies are focusing on R&D and have made significant advancements in engine performance metrics, positioning themselves to capture a larger market share [1][12] Future Trends - The diesel engine market for data centers is expected to grow, with demand projected to exceed 7,000 units by 2027, driven by the increasing reliability requirements for power supply due to the rise of cloud computing and AI [1][12] - The industry is also moving towards higher efficiency and lower carbon emissions in line with environmental regulations, which will shape the future development of diesel engines [1][12]