The Cisco Catalyst 3550 Series offers enterprise-class, stackable, multilayer switches providing high availability, security and QoS, along with offering a range of Fast Ethernet and Gigabit Ethernet configurations. Customers can use this series as an access layer for medium enterprise wiring closets, or as a backbone switch for smaller networks. The Cisco Catalyst 3550 series offers two software options, the Standard Multilayer Software Image (SMI) or the Enhanced Multilayer Software Image (EMI), which offers a richer set of enterprise-class features.

Digital Warehouse is the premier supplier of refurbished and used Catalyst 3550 Series. We maintain an extensive inventory of used and refurbished Catalyst 3550 Series, many of which are available for overnight delivery. In addition to the Catalyst 3550 Series, Digital Warehouse also carries a large stock of accessories for the Catalyst 3550 Series. All used and refurbished Catalyst 3550 Series go through a 28-point grueling inspection, testing and refurbishing process to become A+ Certified. All A+ Certified Catalyst 3550 Series carry ONE Year limited warranty (available only to end-users).

If you cannot find the exact Catalyst 3550 Series you are looking for, please call (800) 439-8558 to speak with a certified sales engineer. Our team of certified sales engineers can also assist you to selecting the best Catalyst 3550 Series that fit your business needs.