The PKB4118GC from Flex Power Modules is a DC to DC Converter with Input Voltage 36 to 75 V, Output Voltage 1 1.44 to 1.98 V, Output Current 1 60 A, Output Power 108000 mW, Isolation Voltage 750 to 1500 Vdc. Tags: Through Hole, Buck/Step down. More details for PKB4118GC can be seen below.