REMANUFACTURED - The Cisco's SF500-48MP 48-port 10/100 Max PoE+ Stackable Managed Switch is easy to use and manage and are designed to simplify day-to-day network operation. These Fast Ethernet and Gigabit Ethernet switches provide a solid foundation for your current business applications, as well as those you are planning for the future. At the same time, they are easy to deploy and manage and include a variety of features to protect your technology investment. The Cisco 500 Series switches provide the advanced feature set that businesses need to assure the availability of critical applications, protect business information, and optimize the efficiency of IT infrastructure and operations.