Cisco ISR4431-SEC/K9 Service Router ISR4431 + 1 x AC Power Supply Tested ISR4431SECK9

Description:

The Cisco ISR4431-SEC/K9 Integrated Services Router is used in enterprise networking systems to provide secure routing, VPN connectivity, and advanced network services for branch and distributed network environments. Commonly installed in enterprise branch offices, corporate WAN infrastructures, and secure network gateway deployments requiring integrated routing and security capabilities. Maintenance teams, network administrators, and system integrators use this router for infrastructure upgrades, network expansion, or replacement of existing enterprise service routers. 

Applications:

The Cisco ISR4431-SEC/K9 Integrated Services Router is used in enterprise and branch networks to manage secure data communication between local networks and wide area networks. Commonly deployed in corporate branch offices, financial institutions, government facilities, and enterprise WAN infrastructures where secure routing, VPN connectivity, and advanced traffic management support reliable business network operations. Maintenance teams, network engineers, and system integrators install this router to support network modernization, branch connectivity expansion, and replacement of aging enterprise routing equipment.

Technical Specifications:

• Manufacturer: Cisco
• Manufacturer Part Number (MPN): ISR4431-SEC/K9
• Product Type: Integrated Services Router
• Series: Cisco ISR 4000 Series
• WAN Ports: 2 × 10/100/1000 Gigabit Ethernet
• LAN Ports: 2 × 10/100/1000 Gigabit Ethernet
• Console Ports: 1 × RJ-45 console port, 1 × USB console port
• USB Ports: 1 × USB 3.0 port
• Expansion Slots: Network Interface Module (NIM) and Service Module support
• Security Features: Integrated VPN, firewall, and advanced security services
• Throughput: Up to approximately 500 Mbps (license dependent)
• Power Supply: 1 × AC power supply included
• Mounting Type: Rack Mount
• Enclosure: Enterprise-grade metal router chassis

Common Replacements:

• Cisco ISR4451-X/K9 Integrated Services Router
• Cisco ISR4321/K9 Integrated Services Router
• Cisco ISR4331/K9 Integrated Services Router