Qualstar Corporation engages in power solutions and data storage systems businesses worldwide. The company operates through two segments, Power Solutions and Data Storage Systems. It provides data storage systems under the Qualstar brand and power solutions under the N2Power brand. The company designs, manufactures, and sells switching power supplies that are used to convert AC line voltage to DC voltages; or DC voltages to other DC voltages for use in various electronic equipment, such as telecommunications equipment, machine tools, routers, switches, wireless systems, and gaming devices. It also supports and sells data storage devices used to store, retrieve, and manage electronic data primarily in network computing environments. The company serves original equipment manufacturers, information technology departments, and lower and middle market companies through distributor and reseller network, distributors, and independent outside sales representatives. Qualstar Corporation was founded in 1984 and is based in Camarillo, California.