This lot of 4 Cisco DS-SFP-FC-2G-SW transceiver SFP modules is perfect for those looking to expand their network ports. These modules are compatible with Cisco products and have been tested for optimal performance. They are ideal for use in enterprise networking, servers, switches, and hubs.With these SFP modules, you can easily connect your devices and enjoy fast and reliable data transfer. Whether you're looking to upgrade your existing network or adding new devices, these Cisco transceiver SFP modules are a great choice. Don't miss this opportunity to enhance your network with this lot of 4 CISCO 10-1821-01 DS-SFP-FC-2G-SW TRANSCEIVER SFP modules.