The PKM7513W from Flex Power Modules is a DC to DC Converter with Input Voltage 12 to 160 V, Output Voltage 1 10.8 to 13.2 V, Output Current 1 4.2 A, Output Power 50000 mW, Isolation Voltage 1500 to 4000 Vdc. Tags: Through Hole, Buck-Boost. More details for PKM7513W can be seen below.