Good question, but the unit itself has no labels/stickers on it anywhere (top, bottom, sides)...nothing to indicate manufacture or input/output specs. Not even an UL or UR label! Now
that concerns me gotta say...
I have talked to Alienware TS/CS about manufacture. All they will say so far is, that it's built to specific Alienware specs by the Majik PSU Maker In The Sky! I embellished that a tad...

Zoid