Applications subject to dirt, dust, and moisture in harsh environments can take refuge with the PSAQC60 series of 60-W power supplies. Designed by Wall Industries, these board-mounted, dual front-end devices accept input voltages from 90 to 264 V ac or 120 to 370 V dc. Output options include 5, 12, 15, or 24 V dc. Encapsulated in glass fiber, these supplies measure 4.25 by 2.24 by 1.42 in., and they're UL/cUL, TUV, CE, and CB approved. They cost $45 in OEM quantities.