The ECLB40W-24S33 from Cincon Electronics is a DC to DC Converter with Input Voltage 9 to 36 V, Output Voltage 1 3.3 V, Output Current 1 10000 mA, Output Power 40000 mW, Isolation Voltage 1000 to 1500 V. Tags: Through Hole, Buck/Step down. More details for ECLB40W-24S33 can be seen below.