The iQL24021A120V-001-R from TDK Corporation is a DC to DC Converter with Input Voltage 20 to 36 V, Output Voltage 1 12 V, Output Current 1 21000 mA, Output Power 252000 mW, Operating Temperature -40 to 118 Degree C. Tags: Through Hole, Buck/Step down. More details for iQL24021A120V-001-R can be seen below.