The AM1301-9RG from Bel Fuse is a DC to DC Converter with Input Voltage 8 to 35 V, Output Voltage 1 12 V, Output Current 1 4000 mA, Output Power 48000 mW, Operating Temperature -40 to 71 Degree C. Tags: Chassis Mount, Buck-Boost. More details for AM1301-9RG can be seen below.