The STMGFS304812 from Cosel is a DC to DC Converter with Input Voltage 18 to 76 V, Output Voltage 1 12 V, Output Current 1 2.5 A, Output Power 30000 mW, Isolation Voltage 1500 Vdc. Tags: Chassis Mount, Buck/Step down. More details for STMGFS304812 can be seen below.