The Cisco Nexus 3048 Fan Module (Port‑Side Intake), designated N3K‑C3048‑FAN‑B, is a dedicated cooling component designed for the Cisco Nexus 3048 series. This fan module is installed on the port side of the chassis, drawing in cool air to maintain optimal operating temperatures for the high‑performance switching hardware. It provides reliable airflow and is engineered to integrate seamlessly with the Nexus 3048’s modular fan architecture, ensuring consistent thermal management in dense data‑center environments. The module supports the platform’s redundancy and hot‑swappable capabilities, allowing for uninterrupted operation during maintenance or component replacement.