Cisco 10 Gigabit Ethernet Module for 4500X - C4KX-NM-8SFP+ (Renew) Grade-B enabling customers to stack them

enabling customers to stack them together and thereby protect existing investment in the Cisco Catalyst 3750 Series Switches

USB and Bluetooth support offer choices in accessories

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It supports stronger encryption for certificate management and policy enablement with the support of Secure Hash Algorithm 2 (SHA-2)

The Cisco 3900 Series offers superior performance and flexibility for flexible network deployments from small business offices to large enterprise offices - all while providing industry-leading investment protection

Cisco 10 Gigabit Ethernet Module for 4500X - C4KX-NM-8SFP+ (Renew) Grade-B enabling customers to stack themFully Refurbished with Warranty 8 Port Gigabit SFP+ Uplink Module for Catalyst 4500X Series Switches This refurbished module comes with a warranty and is designed for use with the Catalyst 4500X Series Switches. It features 8 ports of gigabit SFP+ uplink capability, providing reliable and high speed connections.