Knowledge Computers is a premier reseller of refurbished networking equipment. Our corporate headquarters is located within the beautiful western Canadian province of British Columbia. We have offices and well stocked warehouses in Singapore and in the United States. Knowledge Computers offers unparalleled service to many Fortune 500 Corporations, small and medium sized companies as well as fellow resellers and individual end-users of networking equipment. Established in 1981, we have given our customers such confidence in our service that we have been able to continuously serve the IT industry successfully for many years. Knowledge Computers stands behind the quality of all our products, offering solid warranties and maintenance programs on all equipment sold. With certified technicians on staff in each location, Knowledge Computers is able to answer your questions promptly ensuring your equipment will function according to your most intensive requirements. Knowledge Computers will purchase your used networking equipment - from a single router to a complete corporate de-installation. Knowledge Computers acquires products through overstock or surplus equipment, asset recovery, closeouts, wholesaler and factory liquidations, customer trade-ins and upgrades. All used products are pre-tested by trained technicians and guaranteed by either replacement or refund. We have the complete line of used Cisco routers and switches for all levels of networking needs. All options and upgrades such as Memory, Cables, WIC, NM and PA cards, are always in stock - no delays.