The Q48T30018 Series is a 54 W DC-DC converter in a through-hole quarter-brick, accepting 36 ~ 75 VDC and delivering a regulated 1.8 VDC at 30 A with 2000 VDC input-to-output isolation. Through-hole termination provides soldered-pin mechanical integrity suited to vibration-prone environments. Remote sense, adjustable output trim, and positive or negative ON/OFF logic are included. Targeted at railway equipment, ruggedised routers, and industrial motor drives.