The PKU4416Z from Flex Power Modules is a DC to DC Converter with Input Voltage 28 to 60 V, Output Voltage 1 19.2 to 26.4 V, Output Current 1 1.8 A, Output Power 43200 mW, Isolation Voltage 1500 Vdc. Tags: Through Hole, Buck/Step down. More details for PKU4416Z can be seen below.