The 18-75C36NT500 from Acopian Technical Company is a DC to DC Converter with Input Voltage 18 to 75 V, Output Voltage 1 36 V, Output Current 1 3.5 to 5 A, Output Power 288 W, Isolation Voltage 0.3 kV. Tags: DIN Rail Mount, Buck-Boost. More details for 18-75C36NT500 can be seen below.