The EC5BU-12S05 from Cincon Electronics is a DC to DC Converter with Input Voltage 9 to 18 V, Output Voltage 1 5 V, Output Current 1 3000 mA, Output Power 15000 mW, Isolation Voltage 1500 V. Tags: Through Hole, Buck/Step down. More details for EC5BU-12S05 can be seen below.