The TEP 200-4818WIRCMF from Traco Power is a DC to DC Converter with Input Voltage 18 to 75 V, Output Voltage 1 48 V, Output Current 1 4.5 A, Output Power 200 W, Isolation Voltage 1.5 to 3 kV. Tags: Chassis Mount, Buck-Boost. More details for TEP 200-4818WIRCMF can be seen below.