The SDM30-12S12 from Mean Well is a DC to DC Converter with Input Voltage 9.2 to 18 V, Output Voltage 1 12 V, Output Current 1 2100 mA, Output Power 25200 mW, Operating Temperature -25 to 85 Degree C. Tags: Through Hole, Buck-Boost. More details for SDM30-12S12 can be seen below.