Cisco ISR 4000 series routers are designed to deliver secure, high-performance WAN connectivity for medium to large branch offices and enterprise edge networks. With integrated services like SD-WAN, advanced threat defence, and flexible modularity, these routers offer scalable performance that adapts to modern IT demands. Available new and manufacturer-refurbished from Steel City Consulting.
The Integrated Services Router (ISR) 4000 Series provides converged branch infrastructure that simplifies IT operations. With built-in virtualisation support and multi-core processors, these routers offer services such as WAN optimisation, secure VPN, and cloud connectivity on a single platform.
• Secure WAN and SD-WAN functionality
• Embedded threat defence, firewall, and advanced encryption
• Modular interface slots for WAN, LAN, and voice expansion
• Centralised management with Cisco DNA Center or vManage
• Software-defined routing with Cisco IOS XE
We stock a full selection of new and refurbished Cisco ISR 4000 series routers, including popular models like ISR 4321, 4331, and 4351. All refurbished units are tested and backed by warranty for enterprise-grade peace of mind.
Contact our team for guidance on sizing, compatibility, and installation of Cisco ISR routers.
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