The GQ1001-9RG from Bel Fuse is a DC to DC Converter with Input Voltage 21.6 to 54 V, Output Voltage 1 5.1 V, Output Current 1 20000 mA, Output Power 102 mW, Operating Temperature -40 to 71 Degree C. Tags: Chassis Mount, Buck/Step down. More details for GQ1001-9RG can be seen below.