The ATOWG-24S13R840 from Automation Technologies Online is a DC to DC Converter with Input Voltage 24 V, Output Voltage 1 13.8 V, Output Current 1 40 A, Output Power 552 W, Operating Temperature -40 to 55 Degree C. Tags: Chassis Mount, Buck/Step down. More details for ATOWG-24S13R840 can be seen below.