The DRS60R48S48 from Calex Manufacturing is a DC to DC Converter with Input Voltage 18 to 75 V, Output Voltage 1 48 V, Output Current 1 1.25 A, Output Power 60 W, Isolation Voltage 2.5 kV. Tags: Chassis Mount, Buck-Boost. More details for DRS60R48S48 can be seen below.