The THL 15WI Series from Traco Power is a DC to DC Converter with Input Voltage 9 to 75 V, Output Voltage 1 3.3 to 24 V, Output Current 1 0.5 to 3.4 A, Output Power 15 W, Output Voltage 2 -15 to -12 V. Tags: Through Hole. More details for THL 15WI Series can be seen below.