HWS-/HD Single Output Industrial Power Supplies TDK-Lambda HWS-/HD Series Single Output Industrial Power Supplies are semi F47 compliant (230VAC) high-efficiency industrial power supplies. The HWS-/HD feature universal AC input (85-265VAC) with PFC and are RoHS compliant. The power supplies have a temperature range of -10ºC to +71ºC for operation with -40ºC at start up. Typical applications include industrial, COTS, test, communication, LED, and broadcast applications.