西部证券：从AIDC液冷看汽零投资新机会 技术领先公司有望在新领域实现突破

Core Insights - The report from Western Securities indicates that automotive component manufacturers are expected to become upstream suppliers for liquid cooling systems, with some companies possessing Tier 1 supply capabilities [1] Group 1: Liquid Cooling as a Mainstream Solution - Liquid cooling is anticipated to become the mainstream cooling solution for AIDC due to the increasing demand for AI computing power, which leads to higher single-chip power consumption and cabinet density, making traditional air cooling inadequate [1] - The advantages of liquid cooling include its ability to precisely dissipate heat from high-power (>25kW) cabinets and achieve energy-saving effects with a PUE of less than 1.25, aligning with policy directives [1] Group 2: Key Components and Market Growth - The core components of the secondary side piping (CDU + liquid cooling plate + manifold + UQD) are identified as the main focus for upgrades, with a higher value share compared to primary side piping technologies [2] - The global market for liquid cooling components in data centers is projected to reach $15.7 billion by 2027, with a CAGR of 35% from 2025 to 2027, driven by the transition of North American cloud providers to liquid cooling solutions and Huawei's leadership in the domestic liquid cooling supply chain [2]