The PAH450S48-48 from TDK Corporation is a DC to DC Converter with Input Voltage 36 to 76 V, Output Voltage 1 48 V, Output Current 1 9400 mA, Output Power 451000 mW, Operating Temperature -40 to 100 Degree C. Tags: Through Hole, Buck-Boost. More details for PAH450S48-48 can be seen below.