The Mean Well RSP-320-48 is a 320W single-output enclosed AC-DC power supply with a 48VDC output. This unit operates with a universal AC input from 88V to 264V and features a built-in active PGC function for improved power quality. Its design achieves an efficiency of up to 90% and includes a built-in DC fan for forced air cooling. enabling full load operation at ambient temperatures up to 50°C.  The RSP-320-48 is equipped with comprehensive protection mechanisms against short circuits, overload, overvoltage, and overtemperature conditions. Its compact 1U low-profile (30mm) form factor makes it a suitable power solution for industrial automation, control systems, and various electronic instruments. Key specifications include an adjustable output voltage range of 41 - 56V, a remote sense function, and an LED power-on indicator.