The SLW05A-12 from Mean Well is a DC to DC Converter with Input Voltage 9 to 18 V, Output Voltage 1 12 V, Output Current 1 41.7 to 417 mA, Output Power 5000 mW, Operating Temperature -25 to 71 Degree C. Tags: Through Hole, Buck-Boost. More details for SLW05A-12 can be seen below.