Corsair HX850i Platinum 850W Power Supply

Limit 1 per customer. HXi Series power supplies give you extremely tight voltage control, virtually silent operation, and a fully modular cable set. With all Japanese 105 degree C capacitors, they’re a great choice for high performance PCs where reliability is essential. The HX850i features Corsair Link integration for monitoring performance and adjustment of fan speed and multi-rail/single rail mode, 80 PLUS Platinum efficiency, delivering 92 percent energy efficiency at real world load conditions, ZeroRPM mode for fanless operation at low loads and outstanding noise reduction and 140mm thermally controlled fluid dynamic bearing fan spins up as needed. Backed by a 10 year Corsair warranty.

Kit Guru (HX1000i Model) Review
"The pure modular design, high efficiency, extremely low noise levels and stellar build quality will appeal to a wide audience of demanding enthusiast user." Full review