风扇，热管理

The fan and thermal management category includes products and materials used to facilitate heat transfer and/or air movement, and accessories related to such products. Along with AC and DC fans and heat sinks, thermally-conductive adhesives, thermal interface products, heat pipes, and thermoelectric (peltier) modules are included. In context of electronic devices and systems, such products are comonnly used to maintain the temperatures of power-dissipationg components within acceptable operating limits.