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Corsair RM850 850W Modular 80+ Gold PSU

CCL Code: PSU1691
Manufacturer Code: CP-9020196-UK
Manufacturer: Corsair
Corsair RM850 850W Modular 80+ Gold PSU

Gold-Certified Power and Efficiency

Key Features:

  • 4x Molex Connectors
  • 12x SATA Connectors
  • 6x PCIe Connectors (6+2-Pin)
  • ATX Form Factor

Delivery Options

Friday 23rd April via Priority DPD

Free Delivery by Thursday 29th April

Collection Options

Tomorrow from CCL (BD11 2PS)

Friday 23rd April from Local Collection Point

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inc VAT

10+ In Stock Now

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CORSAIR RM Series power supplies are built with the highest quality components to deliver 80 PLUS Gold efficient power to your PC. RM PSUs utilize industrial-grade, 105°C-rated capacitors for superb performance and reliability, backed by a ten-year warranty. Wake your computer faster and consume less power with support for the new Microsoft Modern Standby sleep mode. Zero RPM mode ensures virtually silent operation at low and medium loads. Fully modular cables make PC builds and upgrades easy, as you need only connect the cables your system requires. SLI Ready for multiple GPUs, an RMx PSU is quiet, efficient and dependable enough to power your high-performance PC for years to come.

Main Features

  • 80 PLUS Gold Certified: High efficiency operation for lower power consumption, less noise and cooler temperatures.
  • Tuned for Low Noise Operation: A 140mm rifle bearing fan with a specially calculated fan curve ensures that fan noise is kept to a minimum, even at full load.
  • 105°C-Rated Capacitors: Industrial-grade capacitors deliver solid electrical performance and reliability.
  • Microsoft Modern Standby Compatible: Extremely fast wake-from-sleep times and better low-load efficiency.
  • Zero RPM Fan Mode: At low and medium loads the cooling fan switches off entirely for near-silent operation.
  • Fully Modular Cables: Only connect the cables your system needs, making clean and tidy builds easier.
  • SLI Ready: Power multiple GPUs for maximum gaming performance.
  • Compact Size: A 160mm-long casing ensures an easy fit in almost all modern enthusiast PC cases.
  • Ten-Year Warranty: Your guarantee of reliable operation that will last across several system builds.
  • HEXUS - Approved

    Read Full Article

    ...the 2019 Corsair RM850 is the epitome of a competent, all-round power supply.


SATA Connectors 12
CPU Connectors 2 x 4+4-pin EPS
PCI Connectors 6 x 6+2-pin PCIe
Motherboard Connectors 1 x 20+4-pin ATX
Molex Connectors 4


Standards 80 PLUS Gold Certified


Power 850 W


Form Factor ATX Power Supply Unit
Case Colour Black
Width 150 mm
Depth 160 mm
Height 86 mm
Weight 1.7 kg


Warranty 10 Years

Key Features

Modular Cables Modular
80Plus Rated 80 Plus Gold
PSU Form Factor ATX
PCI-E Connectors 6
Motherboard Power Connectors 4 + 4-Pin x 2
PCI-E Pin Type 6+2-Pin
PSU Depth 160 mm

Item Details

Manufacturer Corsair
Manufacturer Code CP-9020196-UK
EAN 0840006604327
UPC 840006604327
Condition New

Warranty Information

Warranty 10 Years

Manufacturer Information

Manufacturer Corsair
Manufacturer Code CP-9020196-UK

Do you have you a question about the Corsair RM Series RM850 850W 80 PLUS Gold Certified Fully Modular ATX Power Supply Unit?

Q: Good afternoon. Would this PSU be suitable for rtx 3080?
Post Answer
5 / 5 10 reviews

John Nolan

3 weeks ago

Fantastic PSU - silent operation and solid modular cable management.


last month

arrived very fast and and exactly as in the description


6 months ago

Reliable power supply

Jack Monaghan

6 months ago

An absolute great purchase!


6 months ago

Everything I wanted it to be for a good price.


8 months ago

Arrived pretty fast, easy to install and works a treat. I would buy from this supplier again.

Brian Dark

November 2019

So many cables that plug into this power pack. And what you don't need don't plug in. This makes such a clean and tidy build.


November 2019

superb power supply and very quite


October 2019

Fully modular, trusted brand, reasonable price for what it is.


October 2019

Excellent sales team, quick delivery