The 0RQB-C5U540G from Bel Fuse is a DC to DC Converter with Input Voltage 24 to 48 V, Output Voltage 1 54 V, Output Current 1 3000 mA, Output Power 162000 mW, Operating Temperature -40 to 90 Degree C. Tags: Through Hole, Boost/Step Up. More details for 0RQB-C5U540G can be seen below.