Corsair HX Series HX850 - 850 Watt 80 PLUS Platinum Certified Fully Modular PSU - Internal - 120 V AC, 230 V AC Input - 3.3 V DC @ 25 A, 5 V DC @ 25 A, 12 V DC @ 40 A, 12 V DC @ 800 mA, 5 V DC @ 3 A Output - 850 W - 7 +12V Rails - 1 Fan(s)

135mm thermally controlled, fluid dynamic bearing fan only spins up as needed. Fully modular cables for easy installation, less clutter, and helps maximize airflow through your computers chassis. 80 PLUS Platinum efficiency, delivering 90% energy efficiency at real world load conditions. ZeroRPM mode for fanless operation at low loads and outstanding noise reduction. Energy efficient - designed to use less energy than alternative products, potentially helping you save money and reduce your carbon footprint.