Teksavers is a worldwide Reseller of Cisco Equipment. We help businesses, consultants and government clients buy or sell Cisco products like the SG550X-48-K9. Related Search Terms: New used refurbished buy sell purchase preowned With the SG550X-48-K9 48-Port Gigabit Managed Switch from Cisco, businesses can take advantage of improved network performance, as this switch is designed to support more devices, applications, and users so your network can grow with your business. This Cisco switch features 48 Gigabit Ethernet ports along with 4 SFP+ expansion slots and resides on Layer 3 of the network. This SG550X series switch can be easily added to an existing stack as it comes equipped with a dedicated stack port as well as an uplink port to integrate this switch into an existing network configuration.