Brand: Cisco · SKU: ISR4451-X/K9 · MPN: ISR4451-X/K9 · Category: Networking
The Cisco 4451-X Integrated Services Router (ISR) revolutionizes the delivery of application-aware services in a high-end branch office environment. It provides 1 Gbps to 2 Gbps aggregate throughput and features a multicore CPU architecture running modular Cisco IOS XE Software. This platform is designed to scale with your business using a 'pay-as-you-grow' licensing model, allowing for performance upgrades without hardware replacement. It includes 4 onboard Gigabit Ethernet ports, 3 Network Interface Module (NIM) slots, 2 Enhanced Service Module (SM-X) slots, and 1 internal Service Card (ISC) slot. The router separates control and data planes to ensure stable performance even under heavy network loads, making it ideal for hosting internal Layer 7 services, security, and unified communications.
| NIM Slots | 3 |
|---|---|
| SM-X Slots | 2 |
| Rack Height | 2RU |
| Default DRAM | 4 GB (Control) / 2 GB (Data) |
| Flash Memory | 8 GB default, 32 GB max |
| CPU Core Count | 10-core performance |
| SFP-based Ports | 4 |
| RJ-45-based Ports | 4 |
| Aggregate Throughput | 1 Gbps to 2 Gbps |
| Total Onboard LAN/WAN Ports | 4 |
| Warranty | 90-Day Limited Warranty |
| Weight | 28.88 lbs |
| Dimensions | 17.2 x 18.5 x 3.5 inches |
The Cisco 4451-X is the flagship of the 4000 Series ISR family, offering high-performance WAN edge capabilities with integrated services like security, voice, and video. Its modular design supports a wide range of connectivity options and high availability with redundant power supply support.
Yes, this Cisco 4451-X Integrated Services Router (ISR4451-X/K9) is 100% genuine Cisco hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This Cisco 4451-X Integrated Services Router includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the ISR4451-X/K9.