PH-A280 Series 50W to 300W, 200 to 425VDC Input DC.
TDK-Lambda
PH75A280-48 - DC-DC Converters
PH-A280 Series 50W to 300W, 200 to 425VDC Input DC-DC Converters Features 200 - 425VDC Input Base-plate Cooled Full Power at 100°C base plate .