The Mean Well ELG-150-54DA-3Y is a single output, 150 watt, DC-DC converter with an input voltage of 36-75V DC and an output voltage of 54V DC. It has a peak efficiency of 84.5%, provides short circuit, over-current, and over-voltage protection, and features remote on/off control. Its metal case offers IP67 class protection for harsh environments. The Mean Well ELG-150-54DA-3Y is suitable for various applications, including IT/telecommunications systems, industrial automation, medical equipment, and transportation.