unfortunately had issues with delivery, stated 1-3 days was well over 9 days which I paid good money to be here within 3 days. chat bots were no help who gave me a tracking number to nowhere reason for less stars is due to this. I complained and I got my postage fee back so value for money goes up. ccl computers are usually very good this time they were below par. This is my second aero cool unit and im generally a big fan because of the 80+ rated supply and this saves me electric over the year in comparison to a non 80+ rated. has active pfc unsure if this is duel rail too I assume it is