The TSC 3759 from Traco Power is a DC to DC Converter with Input Voltage 80 to 160 V, Output Voltage 1 48 V, Output Current 1 23 A, Output Power 40 to 2500 W, Isolation Voltage 1 to 3 kV. Tags: Rack Mount, Buck/Step down. More details for TSC 3759 can be seen below.