Ea elektro automatik ea ps 8000 3u rack mount programmable power supplies ea elektro automatik 9230178 this rack mount programmable psu 40v 510a from ea elektro automatik is a state of the art high quality power supply which comes supplied in 19in rack housing and 3u height the output terminal is located in the rear panel while also equipped with a flexible auto ranging output stage to provide a higher output voltage by reduced output current or a higher output current by reduced output v