Browse the largest selection of refurbished and used xSeries IBM servers on the World Wide Web!  Frontier Computer Corp stocks several xSeries systems.  All of our xSeries systems have several configuration options and have several features that can be attached to suit your needs. All Frontier Computer Corp xSeries systems are eligible for IBM maintenance and come with a comprehensive warranty. To learn more about our xSeries configurations call a Frontier Computer Corp Representative toll free at 1-866-226-6344.