Keep copper-based Gigabit links simple with an SFP transceiver built for RJ-45 connectivity. Cisco GLC-T compatibility makes it a practical fit for teams standardizing on SFP ports while still needing to connect existing copper infrastructure, edge devices, or short-run switch links. This module is useful when you want to extend the life of installed cabling without giving up the modularity of an SFP slot. It supports Gigabit Ethernet over twisted-pair media, which makes it a strong option for access-layer deployments, network refreshes, and mixed-media environments where fiber is reserved for longer uplinks. For infrastructure teams, the value is in flexibility. You can keep SFP ports available for the links that truly need optics while using this transceiver for copper handoffs that are easy to deploy and easy to service. That balance matters in enterprise networks where port planning, uptime, and cost control all have to work together.