The BCQ1300-48S12B-4L from Artesyn Embedded Power is a DC to DC Converter with Input Voltage 40 to 60 V, Output Voltage 1 9.6 to 14.5 V, Output Current 1 90 A, Output Power 1300 W, Isolation Voltage 0.8 kV. Tags: Through Hole, Buck/Step down. More details for BCQ1300-48S12B-4L can be seen below.