The NSD15-48S12 from Mean Well is a DC to DC Converter with Input Voltage 18 to 72 V, Output Voltage 1 12 V, Output Current 1 1250 mA, Output Power 15000 mW, Operating Temperature -25 to 70 Degree C. Tags: Through Hole, Buck/Step down. More details for NSD15-48S12 can be seen below.