The BP4320-9RG from Bel Fuse is a DC to DC Converter with Input Voltage 16 to 36 V, Output Voltage 1 12 V, Output Current 1 4000 mA, Output Power 192000 mW, Output Voltage 2 12 V. Tags: Chassis Mount, Buck/Step down. More details for BP4320-9RG can be seen below.