The CHB50W-48S15 from Cincon Electronics is a DC to DC Converter with Input Voltage 18 to 75 V, Output Voltage 1 15 V, Output Current 1 3330 mA, Output Power 33000 to 50000 mW, Isolation Voltage 1500 V. Tags: Through Hole, Buck/Step down. More details for CHB50W-48S15 can be seen below.