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ISR4221/K9

The Cisco ISR4221/K9 is a compact, cost-effective integrated services router designed for small to medium-sized branch deployments, offering reliable WAN connectivity, advanced security, and modular scalability in a durable form factor—ideal for buyers seeking high-performance used network hardware.

SKU: ISR4221/K9 Brand: Product ID: 126303

Description

The Cisco ISR4221/K9 is a powerful and compact router designed for small to medium-sized businesses that require reliable and secure network connectivity. Built with a modular architecture, this Integrated Services Router (ISR) supports a variety of WAN connections, advanced security protocols, and high-speed data transfer. Its dual-core processor ensures efficient performance, while integrated security features such as VPN support, firewall capabilities, and encryption provide robust protection for sensitive data. The compact 1RU form factor makes it an excellent choice for space-constrained environments without compromising on performance or scalability.

Equipped with two integrated Gigabit Ethernet ports, the ISR4221/K9 allows for seamless network expansion and connectivity. The router supports up to 50 Mbps of IPsec throughput, making it suitable for secure remote access and branch office deployments. With support for Cisco’s IOS XE software, this device delivers advanced routing, WAN optimization, and software-defined WAN (SD-WAN) capabilities. Expansion slots allow for additional interface modules, ensuring adaptability to evolving network needs. Designed for durability and efficiency, this router is a cost-effective solution for businesses seeking enterprise-grade networking performance in a used hardware market.

Who We Are
 
ROC Telecom is a family-owned, Texas-based company specializing in helping businesses unlock value from their networking and telecom equipment. From routers and switches to optical gear and more, we provide a seamless solution for businesses looking to sell, recover assets responsibly, or buy quality-tested equipment at competitive prices.
 
What We Do
 
We make it easy to:
  • Sell Used Equipment: Get a quick, hassle-free quote and maximize the value of your old IT gear.
  • Buy Certified Networking Equipment: Access affordable, quality-tested equipment from top brands like Cisco, Juniper, Ciena, Fujitsu, Infinera and more.
Why Choose ROC Telecom?
  • Expertise You Can Trust: 15 years of experience in asset recovery and resale.
  • Sustainable IT Solutions: Reduce waste and support environmentally responsible practices.
  • Competitive Pricing: Fair, fast, and accurate valuations for all your equipment.
  • Free Shipping Logistics: Fast, secure, and hassle-free shipping or pickup options for buyers and sellers.
Our Process
  1. Submit a Request: You can use the “Buy” or “Sell” buttons above to get started — or fill out a form, call us at 585-406-1248, or email bailey@roctelecom.com. Whatever’s easiest for you, we’ll make it quick and hassle-free.
  2. Quick Evaluation: We’ll assess your equipment—whether you’re looking to sell it or find the right gear for your needs—and provide a fair offer.
  3. Simple Logistics: Fast, secure, and straightforward shipping or pickup solutions.
  4. Value Delivered: Recover funds from unused equipment or save on quality-tested networking and telecom gear.
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