DC/DC converter,input voltage 36-72V,output voltage 5VDC, output current:400mA, ... optional, isolation voltage:1000VDC Product Name: isolated DC/DC converter with 48V to 5VDC The spec are as below, Input voltage range ... %,+-2% optionalOutput power: 2W,5W,10W,20W optionalHigh Efficiency up to 75-85%Over temperature protection, over current protection, output short ...