Refurbished Cisco ISR4431-AX/K9 Router – Advanced Services for Enterprise Branch Networks

Elevate your enterprise branch network with the refurbished Cisco ISR4431-AX/K9 Integrated Services Router, a high-performance platform designed for small to medium-sized businesses and enterprise branch offices. Part of our extensive range of Cisco routers, this router features 4 Gigabit Ethernet ports, advanced security, and application experience capabilities, delivering robust connectivity at a cost-effective price. Thoroughly tested to ensure top quality, the ISR4431-AX/K9 provides dependable operation, making it an ideal choice for application-aware networking and IoT deployments.

Key Features and Benefits of the Refurbished Cisco ISR4431-AX/K9

The refurbished Cisco ISR4431-AX/K9 offers advanced capabilities for modern network demands. Here’s why this router stands out:

• High-Speed Connectivity: Includes 4 x 10/100/1000 RJ45/SFP combo ports for flexible LAN/WAN connectivity, supporting high-speed network links.
• Advanced Security: Features IPsec VPN, firewall, and intrusion prevention with the Security license, ensuring robust protection for enterprise networks.
• Application Experience (AX): Includes APPX license for advanced networking protocols (L2TPv3, BFD, MPLS, VRF, VXLAN) and application optimization (PfRv3, NBAR2, AVC, IP SLA), enhancing performance for cloud and WAN applications.
• Scalable Performance: Delivers 500 Mbps to 1 Gbps aggregate throughput, with multi-core CPU and separate control, data, and services planes for efficient processing.
• Flexible Interfaces: Supports 3 Network Interface Module (NIM) slots and 1 Integrated Services Card (ISC) slot for additional connectivity options, such as Cisco network modules.
• High Memory Capacity: Equipped with 8GB flash memory and 4GB DRAM (default, upgradable to 16GB), supporting Cisco IOS XE for advanced SD-WAN and automation.
• Compact and Durable: Rack-mountable 1U design (44.5 cm x 43.8 cm x 4.4 cm, 8.4 kg) with dual redundant power supplies for high availability in branch environments.
• Refurbished Quality: Thoroughly tested and certified to perform like new, delivering reliable performance at significant savings.

Perfect for enterprise branch offices, retail, or distributed sites with lean IT resources, the refurbished Cisco ISR4431-AX/K9 supports high-bandwidth applications, secure WAN communications, and IoT deployments with its intelligent network capabilities. Its refurbished condition offers a budget-friendly way to deploy high-performance networking with proven technology.

Why Choose a Refurbished Cisco ISR4431-AX/K9?

A refurbished Cisco ISR4431-AX/K9 delivers enterprise-grade performance at a fraction of the cost of a new unit. Ideal for businesses needing secure, scalable, and application-aware connectivity, it combines advanced security, WAN optimization, and robust hardware in a compact form factor. It’s a cost-effective solution for building reliable branch networks with dependable hardware.

Upgrade Your Network Today

Don’t let connectivity constraints slow your operations. The refurbished Cisco ISR4431-AX/K9 Router delivers the speed, reliability, and security your network demands. Upgrade to enterprise-class performance now—add to cart and explore our full range of Cisco routers for a complete network upgrade at an unbeatable value!