VRB_YMD-15WR3 series are isolated DC-DC converter products with an wide 2:1 input voltage with efficiency of up to 91%, 1500VDC input to output isolation, an operating ambient temperature range of -40℃ to +105℃, input under-voltage protection, output over-voltage, over-current, short circuit protection, CISPR32/EN55032 CLASS A EMI compliant without external components. It is widely used in industrial control, electric power, instruments and com.