CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply

CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply

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£138.56

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Vous cherchez CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply au meilleur prix ? Compiral.fr compare 1 offres pour vous. Des 133,61 €.

Listed since 8 April 2026

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Description

The Gold Standard of Power Supplies CORSAIR RMx Series Fully Modular Low-Noise Power Supplies deliver quiet, dependable power with Cybenetics Gold efficiency to your PC. Fully modular, ultra-flexible embossed cables make PC builds easy, as you connect only the cables your system requires. Compliant with the ATX 3.1 power standard from Intel, RMx PSUs have the connections needed to power today's demanding PC hardware including a native 12V-2x6 connector. 100% Japanese 105°C-rated electrolytic capacitors deliver fantastic electrical performance, while a 140mm FDB fan provides low noise cooling. Backed by a ten-year warranty, RMx PSUs are the gold standard for many years to come. CORSAIR's best-selling PSU, updated. This fully modular, low noise, Cybenetics Gold-certified power supply is ATX 3.1 compliant and ideal for delivering dependable power to today's top-performing PCs. Built with 100% Industrial-grade, 105°C-rated Japanese electrolytic capacitors for unwavering power and reliability. With 50°C continuous operating temperature ensures reliable power for your PC, even under high-stress conditions. Manual fan override knob Want to get more air through the PSU or to exhaust some heat from your case? You can override the Zero RPM Mode and low-noise profile of the RMx Series with CORSAIR's manual fan override knob, increasing fan speed and airflow. Fully Modular Connectors Connect only what you need using sleek embossed cables with low-profile combs to make installations a breeze. Native 12V-2x6 GPU cable included for use with modern graphics cards such as the NVIDIA GeForce RTX™ 40 Series 140mm low-noise fan A fluid dynamic bearing fan with magnetic dome structure keeps noise to a minimum, with Zero RPM mode to eliminate fan noise completely at low to medium loads.

Full specifications

MarqueCorsair
Référence fabricantcp9020270uk
EAN0840006667544

CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply in 2026: still the right choice?

Choosing the CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply means opting for the expertise of Corsair in the Périphériques informatiques category. Its price starting from £138.56 makes it a serious option on the market. Buyers interested in this brand also look at the Corsair 2500X MicroATX Tempered Glass Case - White, Up to 9x 120mm Fans, USB 3.2 Gen-2 Type-C to complete their comparison. On Compiral, all displayed prices are updated regularly and retailers are selected for their reliability and quality of customer service.

Buy the CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply now or wait?

With the CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply, Corsair delivers a quality level consistent with its market positioning. This product suits both newcomers and regular users of the Périphériques informatiques category. Its quick setup and reliable performance make it a recommended choice for anyone looking to invest in durable equipment without facing technical complications in the first weeks of use.

Value for money analysed in 2026

At £138.56, the CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply offers value for money consistent with its positioning in the Périphériques informatiques category. Corsair maintains a consistent quality level across this range, justifying the investment at this price. Compare with other available offers on our comparison tool to ensure you get the best rate at the time of purchase. The Corsair 2500X MicroATX Tempered Glass Case - White, Up to 9x 120mm Fans, USB 3.2 Gen-2 Type-C from the same range may also interest you for comparison.

Serious alternatives to consider

If the CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply does not exactly match your expectations, the Périphériques informatiques category offers other options to explore. Our comparison tool lists all available products with their prices in real time. Filter by budget, brand or availability to find the most suitable alternative for your situation. The Corsair 2500X RGB MicroATX Glass PC Case - CC-9011267-WW | Dual Chamber, Tempered Glass, RX120 RGB Fans is another reference from the same brand to consider.

Market price ranges in 2026

RangeIndicative price
Entry-levelUnder 2050 £
Mid-range2050 £ to 4780 £
High-endOver 4780 £

The CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply is available from several trusted retailers. Always check stock availability and delivery times before finalising your order to avoid any unpleasant surprises. On Compiral, offers showing "In stock" can be delivered quickly, often within 2 to 5 working days depending on the retailer and your delivery address.

Frequently asked questions about CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply

Is delivery free for the CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply at all retailers?

Free delivery is not guaranteed for the CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply at every retailer. Some include it in their price, others charge separately. On Compiral, use the free delivery filter to display only offers with free postage. The total price shown in our table always includes delivery costs for a true cost comparison.

How do I return the CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply if I am not satisfied?

You have a 14-day right of withdrawal for any online purchase, applicable to the CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply regardless of the retailer. Precise return conditions vary by retailer: check their returns policy before buying. Statutory consumer rights protect you in the event of a defect discovered after delivery.

Is the CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply worth its price in 2026?

In 2026, the CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply is listed from £138.56 at our partner retailers. This price is consistent with the positioning of Corsair in the Périphériques informatiques category. To judge whether this price is currently attractive, check the price history on our product page. Also compare the total price including delivery to avoid any surprises at checkout.

What warranty does the CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply come with?

The CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply generally comes with a manufacturer warranty of 1 to 2 years depending on the retailer. In addition to the commercial warranty from Corsair, statutory consumer rights apply to all purchases. Check the warranty conditions directly on the retailer's page before finalising your order.

Is the CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply in stock?

Stock availability for the CORSAIR RMx Series RM850x 850W ATX 3.1 Cybernetics Gold PSU Power Supply is updated in real time on Compiral. Retailers showing "In stock" can usually deliver quickly, often within 2 to 5 working days. If the product is temporarily out of stock at one retailer, check the other offers in our table. Check back regularly as stock levels change frequently in the Périphériques informatiques category.

Highlights

Highlights

  • The Gold Standard of Power Supplies CORSAIR RMx Series Fully Modular Low-Noise Power Supplies deliver quiet
  • Fully modular
  • Compliant with the ATX 3.1 power standard from Intel
  • RMx PSUs have the connections needed to power today's demanding PC hardware including a native 12V-2x6 connector
  • 100% Japanese 105°C-rated electrolytic capacitors deliver fantastic electrical performance

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