The THR 40WI Series from Traco Power is a DC to DC Converter with Input Voltage 36 to 160 V, Output Voltage 1 5 to 54 V, Output Current 1 1.33 to 8 A, Output Power 40 W, Output Voltage 2 -15 to -12 V. Tags: Through Hole. More details for THR 40WI Series can be seen below.