Description
The Cisco ISR4451-X-SECK9 is a high-performance Integrated Services Router designed for enterprise-level networking, offering scalable and secure WAN connectivity. Built with a modular design, it supports dual power supplies and network interface modules (NIMs), allowing for flexibility and future expansion. This model delivers up to 2 Gbps performance with pay-as-you-grow licensing, making it ideal for growing businesses or branch offices needing reliable throughput. Its 2 rack-unit form factor is optimized for space efficiency in standard data center or telecom environments.
Equipped with integrated security features, the ISR4451-X-SECK9 includes support for Cisco IOS XE, embedded security capabilities, and VPN services to protect sensitive data. The router features two enhanced service-module (SM-X) slots, four integrated 10/100/1000 Ethernet ports, and up to 16 GB of DRAM with 8 GB of flash memory. It supports advanced routing protocols, voice/video services, and application-aware traffic management, making it a versatile solution for converged network needs. When purchasing used, buyers can expect a robust and field-proven platform that continues to meet modern networking demands.

