The THN 15-4812WIR from Traco Power is a DC to DC Converter with Input Voltage 18 to 75 V, Output Voltage 1 12 V, Output Current 1 1.3 A, Output Power 15 W, Isolation Voltage 3 kV. Tags: Through Hole, Buck/Step down. More details for THN 15-4812WIR can be seen below.