Cisco ISR4461/K9 Router – High-Performance Enterprise Routing

Product Description

The Cisco ISR4461/K9 is a modular enterprise router from the Cisco ISR 4000 series, designed for medium-to-large branch offices and campus deployments. This unit provides high-density aggregation with dual 10GE uplinks and four 1GE ports, supporting advanced routing, security, and WAN optimization in a single chassis. It is suited for B2B buyers requiring scalable, service-integrated edge infrastructure.

Technical Specifications

• Model: ISR4461/K9
• Brand: Cisco
• Ports: 2x10GE + 4x1GE
• Network Interface Module (NIM) slots: 3
• Service Module (SM) slots: 3
• Flash Memory: 8 GB
• DRAM: 4 GB

Design Features

• Modular chassis supports up to 3 NIMs for flexible interface expansion.
• Includes 3 SM slots for integrated services such as voice, security, or WAN acceleration.
• Dual 10GE uplinks enable high-throughput aggregation for demanding enterprise traffic.
• Compact 1RU form factor optimizes rack space in standard data center enclosures.

Application Area

This router is deployed as a WAN edge or branch-aggregation device in enterprise networks across Poland and the CEE region, handling encrypted VPN traffic, inter-site routing, and quality-of-service enforcement. It fits environments where multi-gigabit throughput, modular service insertion, and long lifecycle support are critical, such as distributed corporate offices, financial institutions, and public-sector data centers.