The 12MR15S.1 from AAK Corporation is a DC to DC Converter with Input Voltage 5 to 48 V, Output Voltage 1 8 to 15 V, Output Current 1 100 mA, Output Power 10 W, Isolation Voltage 0.4 kV. Tags: Chassis Mount, Buck-Boost. More details for 12MR15S.1 can be seen below.