Corsair HX850i 850W Full Modular Power Supply
850W Corsair HX850i, Full Modular, 80PLUS Platinum, SLI/CrossFire, Single/Multi Rail, 70.8A, 140mm Fan, ATX PSU
HX850i - Corsair Power Supply - Fully Modular ATX PSU
Corsair HXi 850W Power Supply
This HXi Series power supply from Corsair has a total power output of 850W, other advantages to the HX850i are that it gives you extremely tight voltage control virtually silent operation, and a fully modular cable set. The 80PLUS Platinum efficiency rating and Zero RPM Fan Mode mean that at low to medium loads, the fan doesn’t spin at all. And when you do push the HXi hard, the thermally controlled fan spins only as fast as it needs to. Even when the fan isn't running the HX850i has specially selected components to reduce electronic noise for a near silent PSU.
View other HXi power outputs:
HX750i -
HX1000i -
HX1200i
Fully Modular Connectivity
HXi Fully Modular Cable Design
The easy to install, fully modular setup on the Corsair HX850i allows you to combine the low-profile cables provided for a great-looking build. This PSU also comes with Corsair Link Digital for advanced monitoring and control. When connected via the USB to your motherboard, this allows you to monitor the performance and efficiency, toggle the rail modes and control the fan speed directly, this all combined gives you the best power and efficiency in your power supply.
HX850i Efficiency & Noise Graphs
HX850i EFFICIENCY
HX850i FAN NOISE
Corsair HX850i Output Power Chart
CORSAIR HX850i DC OUTPUT - SINGLE +12V RAIL MODE | |||||
---|---|---|---|---|---|
DC Output | +3.3V | +5V | +12V | -12V | +5Vsb |
Max Load | 25A | 25A | 70.8A | 0.8A | 3A |
Maximum Combined Wattage | 150W | 850W | 9.6W | 15W | |
Total Power: 850W |
CORSAIR HX850i DC OUTPUT - MULTIPLE +12V RAIL MODE | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
DC Output | +3.3V | +5V | +12V1 | +12V2 | -12V3 | +12V4 | +12V5 | +12V6 | +12V7 | +12V | +5VSB | |
Max Load | 25A | 25A | 40A | 40A | 40A | 40A | 40A | 40A | 40A | 0.8A | 3A | |
Maximum Combined | 150W | 850W | 9.6W | 15W | ||||||||
Total Power: 850W |
Corsair HX850i Key Features
80 PLUS Platinum CertifiedPlatinum certification ensures high efficiency for less excess heat & lower operating costs.
Japanese 105°C capacitorsPremium internal components ensure solid power delivery and long term reliability.
Zero RPM Fan ModeFan doesn’t turn on until it’s needed, so you’ll enjoy virtually silent operation at low and medium loads.
Configurable +12V RailIt’s your choice – run it in the default multi-rail +12V mode, or toggle single-rail operation.