The WS-X4648-RJ45V-E is a high‑density line card designed to elevate the performance of Cisco Catalyst 4500E switches. With built‑in PoE support, it powers connected devices such as VoIP phones, wireless access points and security cameras while delivering uninterrupted Gigabit Ethernet connectivity. Its compact, modular design allows seamless integration into existing service modules, providing instant expansion without the need for additional cabling or power supplies. Ideal for campus, enterprise and data‑center deployments, this card delivers reliable, high‑throughput connectivity, advanced quality‑of‑service features and robust security, ensuring your network remains agile, scalable and future‑proof.