The MQHL-28-1R5S-Y-ES from SynQor is a DC to DC Converter with Input Voltage 28 V, Output Voltage 1 1.5 V, Output Current 1 20 A, Operating Temperature -55 to 125 Degree C. Tags: PCB Mount, Buck/Step down. More details for MQHL-28-1R5S-Y-ES can be seen below.