TDK-Lambda DTM Plug-In AC Adaptors offer medical certified 40W to 65W and 90W to 110W, are packaged in an insulated, compact, and lightweight enclosure measuring from 2.55" x 6.7" x 1.51" to 2.72" x 5.2" x 1.57", and are convection cooled (no fans needed). The operating temperature range is 0 to +50°C with no derating required. These highly efficient supplies include overvoltage and short-circuit protections. Plus, the Off/No-Load standby-power-consumption is less than 0.50 watt, as required by the latest green energy initiatives. DTM Series External Power Supplies feature a recessed IEC320-C14 AC input receptacle and a 3.4 foot long output cable with a molded 4-pin connector. Ideal applications for DTM Plug-In AC Adaptors include medical, industrial, test, communications, and broadcast.