Our customers around the world are making a difference, with over 400 million dollars in IT network products recycled so far. Please join in our effort to protect our landfills and natural resources everywhere. Buy or consider pre-owned equipment and save more than just money.

Trade your old networking hardware and servers for cash or credit towards your next purchase. If you are considering upgrading or downsizing your network, or if you have surplus network hardware, contact us for a quote.

Refurbished Cisco Equipment

Knowledge Computers carries the full range of new & refurbished Cisco products such as refurbished Cisco Routers, Switches, Firewalls, Wireless,VOIP and Cisco Memory, providing the highest quality, strongest warranties and fastest delivery.

Routers Switches IP Phones Cisco Security Cisco Equipment

Refurbished Juniper Network

Knowledge Computers carries a full range of new and refurbished Juniper Networks products including enterprise routers such as the M5, M10i, M20 & Netscreen firewalls such as the Netscreen 5GT and Netscreen 200. All our Juniper parts are covered by our 6 months no hassle warranty. Please contact your sales rep or click on the live help above with any questions or requests you may have.

Router Security SSG Series Juniper

Refurbished Fortinet Network

Knowledge Computers Inc. is a proud Gold Partner of Fortinet. We carry the full range of Fortinet products, from firewalls, to Analyzers and beyond. Please check our most popular Foritnet products below, and if you have any questions or require a quote, please contact your sales rep or the live help attendant above.

Fortigate Firewalls FortiManager FortiAnalyzer FortiBridge Fortinet

Refurbished Business Server

We stock a full range of new and refurb/used HP Server, HP Switches, IBM Servers and Sun Servers; including end-of-life products.

IBM SUN Used HP Server & Switches

Refurbished Dell Hardware

Dell Servers, Storage, Desktop, Security and Networking / Force10

Other Network Equipment

We have bundled many of the network devices needed to study and get certified as CCNA / CCDA / CCNP / CCSP / CCVP / CCIE at a substantial discount against the manufacturer list price. These discounts can be up to 90% off.

Cisco Study Kits
Rack Mount Kits
VOIP Lab starter kit
Foundry Network
Nortel Network