The ATOWG-48S13R850M from Automation Technologies Online is a DC to DC Converter with Input Voltage 48 V, Output Voltage 1 13.8 V, Output Current 1 50 A, Output Power 690 W, Operating Temperature -40 to 55 Degree C. Tags: Chassis Mount, Buck/Step down. More details for ATOWG-48S13R850M can be seen below.