The MFK281R8S from Crane Aerospace & Electronics is a DC to DC Converter with Input Voltage 16 to 50 V, Output Voltage 1 1.8 V, Output Current 1 5.56 A, Output Power 10000 mW, Isolation Voltage 500 Vdc. Tags: Module, Buck/Step down. More details for MFK281R8S can be seen below.