The TEN 40-1210E from Traco Power is a DC to DC Converter with Input Voltage 9 to 18 V, Output Voltage 1 3.3 V, Output Current 1 12.2 A, Output Power 40 W, Isolation Voltage 1.6 kV. Tags: Through Hole, Buck/Step down. More details for TEN 40-1210E can be seen below.