Refurbished & Used Cisco 4000 Series Integrated Services Routers

Alta Technologies buys and sells new, used, and refurbished Cisco 4000 Series Integrated Services Routers - from complete router models to upgrade components like expansion cards, adapters, GBICs, and SFPs.

Since 1995, clients have counted on Alta's expert team of engineers, who fully test and certify all of our used Cisco 4000 Series Integrated Services Routers, so you can be confident that you're getting highly reliable systems & parts that "just work".

Request a quote on a networking system or upgrade today. We also buy your excess Cisco 4000 Series Integrated Services Routers hardware.

Cisco 4000 Series Integrated Services Routers Information:

In a single, reliable platform, the Cisco 4000 Series Integrated Services Routers offer routing, hosting, security, switching, and application visibility. Create a digital branch with speed, security, and scalability in mind. Rapidly embrace cutting-edge technologies to address the high network performance requirements imposed by cloud applications and digital transformation, such as SD-WAN, improved application visibility, and edge computing. The Cisco 4000 Family contains the following platforms: the 4461, 4451, 4431, 4351, 4331, 4321 and 4221 ISRs.

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Cisco 4000 Series Integrated Services Routers Specifications:

  • Concurrent software services at speeds up to 2 Gbps. Backplane architecture supports high-bandwidth module-to-module communication at speeds up to 10 Gbps. 

  • A distributed multicore architecture with the industry’s first internal services plane. 

  • Remote installation of application-aware services, which run identically to their counterparts in dedicated appliances.

  • Embedded IWAN solution for creating lower-cost, business-class Internet connections

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Since 1995, we've poured all of our efforts into delivering products that match our client's expectations and exceeds their price savings target.

With our huge inventory and industry-leading engineers, customers tell us they trust Alta for our reliability, custom configurations, parts responsiveness, lightning fast delivery and savings to boot.

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Equipment Buy-Back

We buy back your excess IT equipment for cash offer or trade-in, providing full data erasure and ITAD services.

Since 1995

Our product experts know servers, storage and networking equipment, delivering decades of experience in IT hardware.