The FMTR2812S from Crane Aerospace & Electronics is a DC to DC Converter with Input Voltage 17 to 40 V, Output Voltage 1 12 V, Output Current 1 2.5 A, Output Power 30000 mW, Isolation Voltage 500 Vdc. Tags: Module, Buck/Step down. More details for FMTR2812S can be seen below.