Corsair
0 ratings
CORSAIR RMX Series, RM850x, 850 Watt, 80+ Gold Certified, Fully Modular Power Supply
genuine image
CORSAIR RMX Series, RM850x, 850 Watt, 80+ Gold Certified, Fully Modular Power Supply
Corsair RMx series power supplies give you extremely tight voltage control quiet operation Gold-certified efficiency and a fully modular cable set.
CORSAIR RMX Series, RM850x, 850 Watt, 80+ Gold Certified, Fully Modular Power Supply
Item #: 3321775

CORSAIR RMX Series, RM850x, 850 Watt, 80+ Gold Certified, Fully Modular Power Supply

90% of respondents would recommend this to a friend

Item #: 3321775
0 ratings Write a review
Out of stock
us Imported from USA store
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Corsair RMx series power supplies give you extremely tight voltage control quiet operation Gold-certified efficiency and a fully modular cable set.
Search for similar products
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment

What Stands Out

High Efficiency
With an 80+ Gold certification, the RM850x provides superior energy efficiency, reducing electricity costs while maintaining optimal performance for demanding PC builds and gaming scenarios.
Fully Modular
The fully modular design allows users to connect only the cables they need, enhancing airflow and cable management within the PC case, resulting in a cleaner and more organized build.
Powerful Outputs
Delivering a robust 850 Watts, the RM850x is designed to support high-performance components and overclocking, ensuring stability and reliability under heavy loads for gamers and content creators alike.

Product Details

Shop for CORSAIR RMX Series RM850x Power Supply at Ubuy The Bahamas. Buy the 850 Watt, 80 Gold Certified, Fully Modular Power Supply for reliable and efficient power delivery.
  • 80 PLUS Gold certified for high efficiency and lower operating costs
  • 100% All Japanese 105 capacitors for premium internal components and long term reliability
  • Zero RPM Fan Mode ensures virtually silent operation at low and medium loads
  • Fully Modular design for easy builds and upgrades with clean, great-looking results
  • Intel Skylake Compatible for broad compatibility with modern systems
Compatible DevicesPersonal Computer
Connector Type Used on CableATX, EPS
Output Wattage850 watts
Form FactorATX12V
Wattage850 watts
Cooling MethodAir
Power Supply DesignFull Modular
Connector Quantity6
Number of Fans1
Fan Size13.5 centimeters
Maximum Input Voltage264 volts_of_alternating_current
Minimum Input Voltage110 volts_of_alternating_current
Upper Temperature Rating50 u00b0C
System Bus Connector TypeATX
Item Dimensions7.08 x 3.38 x 5.9 inches (18 x 8.6 x 15 cm)
Model Namermx series
BrandCorsair
Number of Items1
Unit Count1 Count
ManufacturerCorsair
UPC843591050821
Global Trade Identification Number00843591050821
Built-In Mediarm850x
Item Part NumberCP-9020093-NA
Model NumberCP-9020093-NA
Mfr Part NumberCP-9020093-NA
EU Spare Part Availability Duration10 tyears
Connector TypeATX, EPS
Item dimensions L x W x H7.08 x 3.38 x 5.9 inches (18 x 8.6 x 15 cm)
Package Weight8.1 Pound (3.67 kg)

Who Should Buy?

Suitable For
  • Gaming Enthusiasts

    Ideal for gamers requiring high-capacity, reliable power supply for demanding hardware configurations and efficiency.

  • PC Builders

    Perfect for builders looking for a fully modular design for easier cable management and enhanced airflow.

  • Overclockers

    Great for overclockers needing stable and efficient power delivery to ensure performance and system stability.

Not Suitable For
  • Casual Users

    May not be necessary for users running basic systems with light workloads that require less power.

Product Description

CORSAIR RMX Series, RM850x, 850 Watt, 80+ Gold Certified, Fully Modular Power Supply

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the wattage of the CORSAIR RM850x Power Supply?

    Answer: The CORSAIR RM850x Power Supply delivers a robust 850 watts. This substantial wattage is ideal for high-performance gaming rigs or workstations that require a lot of power, especially those utilizing multiple GPUs or power-hungry components. Having a PSU with higher wattage ensures that your system runs smoothly without any interruptions, catering especially to enthusiasts looking to overclock their components.
  • Question: What does 80 Gold Certified mean for the RM850x?

    Answer: The 80 Gold Certification indicates that the CORSAIR RM850x Power Supply operates at up to 90% efficiency at typical loads, which translates into less energy waste as heat compared to lower-rated units. This efficiency rating not only helps in reducing electricity consumption but also benefits device longevity by minimizing thermal stress. This feature is crucial for gamers and professionals who run their systems for extended periods, ensuring optimal performance and energy savings.
  • Question: Is the CORSAIR RM850x fully modular?

    Answer: Yes, the RM850x is fully modular, meaning that all the cables can be detached from the power supply. This design choice allows for a cleaner build, as users can only connect the cables that are necessary for their specific components. It enhances airflow within the case and makes cable management much simpler, especially for those looking to create an aesthetically pleasing setup or improve cooling efficiency.
  • Question: What types of connectors does the RM850x include?

    Answer: The CORSAIR RM850x comes with a comprehensive set of connectors, including multiple 24-pin ATX cables, 8-pin CPU connectors, and several PCIe connectors for GPUs. Additionally, it has SATA and Molex connectors to accommodate various peripherals and components. This flexibility ensures compatibility with a wide range of systems, making it an excellent choice for custom builds where diverse hardware setups are involved.
  • Question: How does the RM850x perform in terms of noise levels?

    Answer: The RM850x is designed with a zero-RPM fan mode, which means that under lower loads, the fan remains inactive, resulting in virtually silent operation. When the load increases, the fan activates only when needed, maintaining an overall quieter experience. This feature is particularly beneficial for users who prioritize noise reduction in their builds, such as those building media centers or quiet workstations.
  • Question: Can the CORSAIR RM850x support overclocking?

    Answer: Absolutely, the RM850x is engineered to handle the increased power demands that come with overclocking high-performance CPUs and GPUs. With ample wattage and stable voltage outputs, users can push their components further while relying on the PSU to maintain stable performance. This capability makes the RM850x a top choice for gamers and content creators seeking to maximize their systems' potential.
  • Question: What cooling features are included in the RM850x?

    Answer: The RM850x features a high-performance 135mm fan designed to provide effective cooling while maintaining low noise levels. Additionally, the airflow-optimized fan design helps to keep the internal components of the power supply cool, ensuring consistent performance. This is particularly relevant for users who operate their systems intensively or use them for prolonged periods, as it helps maintain system stability and longevity.
  • Question: What is the build quality of the CORSAIR RM850x like?

    Answer: The RM850x boasts high-quality capacitors and an all-black, sleek design, contributing to its durability and aesthetics. The emphasis on premium components not only ensures reliable performance over time but also reinforces the overall integrity of your system. Users interested in longevity and performance will appreciate the build quality of the RM850x, especially in demanding environments.
  • Question: Is the RM850x compatible with all motherboards?

    Answer: Yes, the CORSAIR RM850x is compatible with all standard ATX motherboards, ensuring seamless integration into a variety of builds. It also supports various power connectors required by both Intel and AMD systems, making it a versatile choice for any user ranging from a casual gamer to a hardcore enthusiast. This compatibility ensures that as you upgrade components, your power supply remains relevant to your configuration.
  • Question: Where can I buy CORSAIR RMX Series, RM850x, 850 Watt, 80 Gold Certified, Fully Modular Power Supply in The Bahamas?

    Answer: You can buy the CORSAIR RMX Series, RM850x, 850 Watt, 80 Gold Certified, Fully Modular Power Supply on Ubuy. Ubuy operates in The Bahamas and provides a comprehensive selection of electronic products, making it an excellent choice for purchasing this power supply.

Corsair Internal Power Supplies CP-9020093-NA Editorial Review

No editorial reviews found

Customer Reviews & Ratings

1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.2/5 9477 reviews
Read reviews
JK
Jasmin
Verified buyer

“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
AG
Anke
Verified buyer

“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
H
Hazel
Verified buyer

“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer

“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
AC
Adele
Verified buyer

“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

Currently unavailable.

We don't know when or if this item will be back in stock.

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • Extremely tight voltage control.
  • Quiet operation.
  • Gold-certified efficiency.
  • Premium internal components ensure solid power delivery and long term reliability.
  • Virtually silent operation at low and medium loads.
  • Fully Modular: Make your builds and upgrades easy, with clean, great-looking results.

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.