Professional Series™ HX850 — 80 PLUS® Silver Certified Modular Power Supply

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Featuring a comprehensive modular cable set and 80Plus Silver level efficiency, the Corsair Professional Series HX850W provides ultimate performance to power the latest high-performance, multi-graphics gaming rig.

Professional Series™ HX850 — 80 PLUS® Silver Certified Modular Power Supply

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The Corsair Professional Series HX850W PSU utilizes advanced DC-to-DC circuitry and meets 80 PLUS SILVER certification standards for up to 90% energy-efficiency*, reducing wasted energy and lowering the amount of excess heat generated. Corsair Professional Series power supplies are built using industrial grade electrical components, ensuring the stable, clean and reliable voltages that are essential for high-end gaming PCs and workstations.


Corsair Professional Series power supplies boast an innovative cabling configuration that uses low-profile, flat modular cables that reduce air friction to help maximize airflow through the computer chassis. The modular design also simplifies installation as it allows unprecedented flexibility in using only those cables which are needed.

* Tested at room temperature, using a 50% load and 230V AC input.

Corsair HX850W Features:

- Guaranteed to sustain its full rated wattage at an ambient temperature of 50°C
- Up to 90% energy-efficiency under real-world load conditions*
- Single +12V rail design providing up to 70A
- Multi-GPU ready
- 105°C solid state capacitors
- Active Power Factor Correction (PFC) with PF value of 0.99
- Supports ATX12V 2.3 and EPS12V 2.91 standards. Backwards compatible with ATX12V 2.01
- Auto switching circuitry for universal AC input from 90-264V
- Over Current/Voltage/Power Protection, Under Voltage Protection and Short Circuit Protection provide complete component safety
- Dimensions: 150mm(W) x 86mm(H) x 180mm(L)
- MTBF: 100,000 hours
- Safety Approvals: UL, CUL, CE, CB, FCC Class B, TÜV, CCC, C-tick

Additional Information

Warranty 7 years
Dimension 150mm(W) x 86mm(H) x 180mm(L)
Power 850 Watts
80 Plus Silver
ATX Connector 1
EPS Connector 1
PCI-E Connector 6
4 Pin Peripheral Connector 12
SATA Connector 12
Floppy Connector 2
MTBF 1,000,000 hours
Corsair HX850W Specifications: Model CMPSU-850HX
AC Input 100-240V ~ 12A 50/60Hz
DC Output +3.3V +5V +12V -12V +5Vsb
Max. Current 25A 25A 70A 0.8A 3A
Max Combined Wattage 150W 840W 9.6W 15W

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