The TEL 5-2411 from Traco Power is a DC to DC Converter with Input Voltage 9 to 18 V, Output Voltage 1 5 V, Output Current 1 1 A, Output Power 5 W, Isolation Voltage 1.5 kV. Tags: Through Hole, Buck/Step down. More details for TEL 5-2411 can be seen below.