The BMR453XX06/014 from Flex Power Modules is a DC to DC Converter with Input Voltage 40 to 75 V, Output Voltage 1 12.45 V, Output Current 1 33 A, Output Power 391000 to 396000 mW, Isolation Voltage 1500 Vdc. Tags: Through Hole, Buck/Step down. More details for BMR453XX06/014 can be seen below.