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Item #:
226518535
Corsair RM850x SHIFT Fully Modular ATX Power Supply - 80 PLUS Gold - ATX 3.1 - PCIe 5.1 - Zero RPM - Modular Side Interface - Black
90% of respondents would recommend this to a friend
Item #:
226518535
USD 231
Price Details
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Imported from UK store
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Order now and get it around Sunday, October 18
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Fully Modular Micro-Fit PSU Connectors mean you only connect the cables your system needs while taking up less space.
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Note: Step Up Voltage Transformer required for using electronics products of UK store (230 V). Recommended power converters Buy Now.
What Stands Out
Efficiency
The RM850x SHIFT boasts an 80 PLUS Gold rating, ensuring high efficiency and leading performance while minimizing energy waste, which also translates to lower electricity bills for users.
Modular Design
Featuring a fully modular design, this power supply allows for customizable cable management, reducing clutter in your case and improving airflow for a cleaner, optimized build.
Innovative Interface
The unique modular side interface offers easy cable connection without obstructing the motherboard, simplifying installation and enhancing accessibility for upgrades or maintenance.
Product Details
| Compatible Devices | Personal Computer |
| Connector Types | ATX, PCI Express |
| Output Wattage | 850 |
| Form Factor | ATX |
| Wattage | 850 watts |
| Cooling Method | Air |
| Power Supply Design | Full Modular |
| Connector Quantity | 2 |
| Number of Fans | 1 |
| Fan Size | 14 Centimetres |
| Maximum Input Voltage | 230 Volts |
| Minimum Input Voltage | 100 Volts (AC) |
| Upper Temperature Rating | 105 Degrees Celsius |
| System Bus Connector Type | ATX |
| Item Dimensions | 16 x 15 x 8.6 centimetres |
| Item Weight | 1.7 Kilograms |
| Model Name | RM850x SHIFT |
| Brand Name | Corsair |
| Number of Packs | 1 |
| Number of Items | 1 |
| Unit Count | 1.0 count |
| Manufacturer | Corsair |
| UPC | 840006653820 |
| Country of Origin | China |
| Model Number | CP-9020252-UK |
| Manufacturer Part Number | 840006653820 |
| EU Spare Part Availability Duration | 10 Years |
| Brand | Corsair |
| Connector type | ATX, PCI Express |
| Item dimensions L x W x H | 16 x 15 x 8.6 centimetres |
Who Should Buy?
-
Gaming Enthusiasts
Ideal for high-performance gaming rigs, offering stable power delivery and efficiency under heavy loads, reducing downtime.
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DIY PC Builders
Perfect for custom builds, as its fully modular design simplifies cable management and improves airflow in cases.
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Silent Operation Seekers
Great choice for users preferring quieter systems, featuring Zero RPM mode for fan-less operation during low usage.
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Budget-Conscious Users
May not be suitable for users on a tight budget, as it offers premium features at a higher price point.
Product Description
Corsair RM850x SHIFT Fully Modular ATX Power Supply - 80 PLUS Gold - ATX 3.1 - PCIe 5.1 - Zero RPM - Modular Side Interface - Black
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is a modular PSU?
Answer: A modular PSU allows you to connect only the cables you need, which reduces cable clutter and improves airflow within your system. -
Question:
Is this PSU compatible with newer graphics cards?
Answer: Yes, it is Intel ATX 3.0 certified, making it compatible with PCIe Gen 5 graphics cards. -
Question:
Does the PSU operate quietly?
Answer: Yes, it features a Zero RPM Fan Mode for near-silent operation at low and medium loads.
Corsair Power Supplies CP-9020252-UK Editorial Review
Corsair RM850x SHIFT Fully Modular ATX Power Supply - 80 PLUS Gold - ATX 3.1 - PCIe 5.1 - Zero RPM - Modular Side Interface - Black offers an exceptional performance due to its 850W output, ensuring smooth operation of high-end components. Users praise the innovative side-mounted connectors, making installation and cable management more convenient, especially in tight cases. The cooling method relies on a single, whisper-quiet 14 cm fan, allowing for a near-silent operation. This power supply is not only functional, but its sleek design complements modern PC builds, providing both aesthetic appeal and efficiency. Corsair's build quality further reassures users of its reliability, making it a top choice for any new PC build or upgrade.
Customer Reviews & Ratings
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Pros
- Side-mounted connectors simplify installation and cable management
- Whisper-quiet fan operation even under load
- Sturdy and premium build quality from Corsair
- Full modular design for optimal airflow
- Compatible with a wide range of components
Cons
- Cables may be longer than needed for some builds
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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“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
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“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
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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
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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
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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.
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USD 231
Order now and get it around Sunday, October 18
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Fully modular design for customized cable management.
- Intel ATX 3.0 certified to handle PCIe Gen 5 platforms.
- Zero RPM Fan Mode enhances silent operation.
- Built with 100% 105°C-rated Japanese capacitors for reliability.
- Modern Standby compatibility for quick wake times.
- Reduces clutter while maximizing efficiency.
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