The PKB4113C from Flex Power Modules is a DC to DC Converter with Input Voltage 36 to 75 V, Output Voltage 1 9.6 to 13.2 V, Output Current 1 12 A, Output Power 144000 mW, Isolation Voltage 750 to 1500 Vdc. Tags: Through Hole, Surface Mount, Buck/Step down. More details for PKB4113C can be seen below.