Cisco ISR4451-X/K9 – High-Performance Integrated Services Router (ISR 4000 Series)

Cisco ISR4451-X/K9 is a next-generation, modular Integrated Services Router in the Cisco ISR 4000 Series, designed to deliver up to 1 Gbps performance (upgradable to 2 Gbps) for large enterprise branches and campus edge deployments.

Engineered with dual multicore CPUs, modular interfaces, and support for Cisco SD-WAN, it consolidates routing, security, voice, and application services on a single platform.

This model does not include default voice or security licenses, but can be upgraded with optional licenses depending on deployment needs.

Available via RebuyIT, the ISR4451-X/K9 is offered for rent or sale with PAN-India delivery, certified hardware, and a 1-year warranty.

Cisco ISR4451-X/K9 – Rent or Buy in India RebuyIT offers the flexibility to rent for short-term projects or buy for long-term enterprise needs with optional pre-configuration support.

Ideal Uses for Cisco ISR4451-X/K9

• Large enterprise or campus WAN edge
• Data center edge routing
• Secure hybrid WAN & MPLS/VPN deployments
• High-throughput sites requiring future growth
• Modular voice, security, and wireless WAN gateway

Delivery, Warranty & Support

• Cisco-tested & certified hardware
• 1-Year warranty
• Fast PAN-India shipping (2–5 days)
• Rental & purchase options available
• Support for configuration & remote setup

FAQs – Cisco ISR4451-X/K9

Q1: Is this router SD-WAN capable?

✅ Yes, the ISR4451-X/K9 supports Cisco SD-WAN with appropriate licensing.

Q2: Can I add voice or security features later?

✅ Yes. This model is modular and can be upgraded to V/K9 or SEC/K9 versions with license packs and modules.

Q3: Does it support LTE or wireless WAN?

✅ Yes, with supported NIM LTE modules and antennas.

Q4: Is it suitable for data center edge routing?

✅ Yes. With 1–2 Gbps throughput, it’s ideal for high-performance enterprise edge use cases.

Q5: Can I rent this for a short-term project?

✅ Yes, RebuyIT provides flexible rental terms and bundling options.