Cisco ISR 4331 Refurb Router, Gigabit Ethernet, 1U | Branch Router — ISR4331/K9-RF

Keep critical branch traffic on course with a refurbished Cisco ISR 4331 built for managed edge routing. This 1U platform fits cleanly into standard racks while still offering the connectivity needed for small and midsize branch environments. Gigabit Ethernet supports modern LAN and WAN handoffs, and the dedicated management port gives administrators a direct path for configuration and recovery tasks. For teams standardizing on Cisco infrastructure, the ISR 4331 remains a practical choice when you need a router that can sit at the edge without adding unnecessary complexity. Its rack-mountable design suits wiring closets, branch cabinets, and distributed office deployments where space is limited and remote administration is essential. The refurbished format also makes it a strong fit for procurement teams balancing lifecycle extension with budget discipline. This unit is positioned for organizations that want a proven branch router rather than a consumer-grade appliance. It is certified refurbished and backed by a 90-day limited warranty, giving buyers a clearer path to value on replacement, expansion, or spare-unit purchases. Ideal For Branch office edge routing for distributed teams Network closet deployment in space-limited sites Refurbished spare for Cisco standardization programs Managed connectivity for small office infrastructure Why This Product 1 Refurbished Cisco platform lowers acquisition cost versus new hardware 2 1U rack design fits standard branch cabinets and network closets 3 Dedicated management port simplifies remote administration and recovery 4 Gigabit Ethernet supports current branch connectivity requirements