Frontier offers refurbished and used IBM TotalStorage 7204 external disk drives. Professionals who use IBM p5 power servers and pSeries servers need easy-to-use, cost-effective ways to store and transport large amounts of data. Add-on disk drive storage like the 7204 external disk drive provides a low-cost solution to fast data transfer. The 7204 external disk drive features leading edge disk storage with enhanced performance and reliability.