URF24_QB -100WR3 series are isolated 100W DC-DC products with 4:1 input voltage. They feature efficiency up to 90%, 2250VDC input to output isolation, operating ambient temperature of -40℃ to +85℃, input under-voltage, output over–voltage, short-circuit, over-current protection, over-temperature protection. The products meet CLASS B of CISPR32/EN55032 EMI standards by adding the recommended external components, and they are widely used in applications such as battery powered systems, industrial controls, electricity, instrumentation, railway, communication.