The EC1SC04 from Cincon Electronics is a DC to DC Converter with Input Voltage 9 to 36 V, Output Voltage 1 -12 to 12 V, Output Current 1 -833 to 833 mA, Output Power 20000 mW, Isolation Voltage 1500 V. Tags: Through Hole, Buck-Boost. More details for EC1SC04 can be seen below.