The LDX-D20 from Bel Fuse is a DC to DC Converter with Input Voltage 12 to 85 V, Output Voltage 1 12 to 85 V, Output Current 1 20000 mA, Output Power 4000 mW, Operating Temperature -40 to 70 Degree C. Tags: Buck-Boost. More details for LDX-D20 can be seen below.