The TEN 40-1212E from Traco Power is a DC to DC Converter with Input Voltage 9 to 18 V, Output Voltage 1 12 V, Output Current 1 3.333 A, Output Power 40 W, Isolation Voltage 1.6 kV. Tags: Through Hole, Buck-Boost. More details for TEN 40-1212E can be seen below.