EVGA has B-Stock, EVGA 850 GQ, 80+ GOLD 850W, Semi Modular, EVGA ECO Mode, 1 Year Warranty, Power Supply for $49.99. You can used discount code (see comment below) to get extra $5 off. Final price $44.99. Free shipping.
https://www.evga.com/Products/Pro…spx?type=