£109.00
£134.99
19% Off
CORSAIR RM750x Fully Modular Low-Noise ATX Power Supply (ATX 3.1 / PCIe 5.1) – Black
Trustpilot Rated Excellent 4,000+ Reviews
Condition
- New Out of stock
Condition details
Know what to expect
Each condition grade explains the item’s expected cosmetic appearance. Used items are checked and tested before dispatch.
Tested
Checked before dispatch
Warranty
12-month cover included
Clear grading
Simple condition guide
Condition guide
New
Brand-new item
A brand-new, unused, unopened item in its original packaging, never worn, used, or activated, with all original packaging intact.
Like New
Pristine condition
The item appears as if it has just come out of a retail box. There are no signs of wear, and all original protective materials are intact. The item may have been opened or used very minimally but retains its pristine condition, and all original accessories are included.
Very Good
Minimal wear
The item shows minimal wear from general use and is 100% operational and functions as intended. It may have minor cosmetic imperfections but performs well, and may be missing non-essential accessories.
Good
Noticeable wear
The item is fully operational and functions as intended, but has noticeable wear from previous use. It may have aesthetic imperfections such as scratches or dents, and may be missing non-essential accessories.
Fair
Fairly worn
The item is fairly worn but continues to work perfectly. Signs of wear can include aesthetic issues such as scratches, dents, and worn corners, and it may be missing non-essential accessories.
Overview
The CORSAIR RM750x Fully Modular Low-Noise ATX Power Supply is a premium PSU designed for modern gaming PCs and performance builds, delivering stable power with high efficiency and future-ready compatibility. Built to meet the latest ATX 3.1 standard and supporting PCIe 5.1, it’s ideal for today’s powerful CPUs and next-generation GPUs. With Cybenetics Gold efficiency, a native 12V-2x6 connector, and quiet low-noise cooling, the RM750x offers clean cable management, excellent reliability, and efficient performance—perfect for builders who want a tidy, high-quality setup.
Key Features
- 750W reliable power output – ideal for modern gaming rigs and workstation builds
- ATX 3.1 compliant – built for the latest PC power requirements
- PCIe 5.1 support – ready for current and next-gen graphics cards
- Native 12V-2x6 connector – direct, modern GPU power connection
- Fully modular cabling – connect only what you need for clean builds and better airflow
- Low-noise operation – quiet cooling design for a smoother PC experience
- Cybenetics Gold efficiency – reduced heat, stable performance, improved energy efficiency
- Premium CORSAIR RMx quality – trusted durability and stable power delivery
Benefits
- Future-ready PSU – supports modern GPU standards and ATX 3.1 requirements
- Cleaner builds – modular cables make cable management easy and improve airflow
- Quiet performance – low-noise cooling keeps your system quieter during gaming and workloads
- Efficient and cool running – Gold efficiency helps lower wasted power and heat output
- Stable power delivery – ideal for demanding PC components and consistent performance
- Great upgrade choice – ideal for replacing older power supplies in gaming or creator PCs
Specifications Table
| Specification | Details |
|---|---|
| Product Name | CORSAIR RM750x Fully Modular ATX Power Supply |
| Wattage | 750W |
| Form Factor | ATX |
| Compliance | ATX 3.1 |
| GPU Support | PCIe 5.1 |
| Connector Type | Native 12V-2x6 |
| Efficiency Rating | Cybenetics Gold |
| Cabling | Fully Modular |
| Noise Profile | Low-Noise Cooling Design |
| Colour | Black |
| Use Case | Gaming PCs / Performance builds / Workstations |
| EAN / Barcode | 840006676911 |
Please note: Next Day Delivery does not include weekends. Saturday delivery is only available when Express Delivery is selected on Friday before 4:00 p.m.
Delivery AreasNext Day Delivery is available to mainland UK, excluding:
AB, IV, KW, PA, PH, HS, KA, ZE, PO30–PO41, IM, JE, GY, BT, TR21–TR25
Delivery to these areas may take 3–5 working days.
Working days are Monday–Friday, excluding public holidays.
Shop with confidence with our 30-day return policy. Changed your mind? You can return your item within 30 days of delivery.
If your item is faulty, damaged or not as described, we’ll provide a FREE prepaid return label.
How it works:
- Contact us within 30 days.
- Return your item using the instructions provided.
- Once received and checked, we’ll arrange your refund, replacement or repair.
Simple returns. No return postage to pay if your item is faulty.
For more information, please see our Returns Policy.
A brand-new, unused, unopened item in its original packaging, never worn, used, or activated, with all original packaging intact.
Like NewThe item appears as if it has just come out of a retail box. There are no signs of wear, and all original protective materials are intact. The item may have been opened or used very minimally but retains its pristine condition, and all original accessories are included.
Very GoodThe item shows minimal wear from general use and is 100% operational and functions as intended. It may have minor cosmetic imperfections but performs well, and may be missing non-essential accessories.
GoodThe item is fully operational and functions as intended, but has noticeable wear from previous use. It may have aesthetic imperfections such as scratches or dents, and may be missing non-essential accessories.
FairThe item is fairly worn but continues to work perfectly. Signs of wear can include aesthetic issues such as scratches, dents, and worn corners, and it may be missing non-essential accessories.
| SKU: |
RM147404SN0/RM147404SN1/D32 |
|---|---|
| EAN/UPC: |
840006676911 |
Pay every 2 weeks in 4 interest-free payments.
Clearpay credit subject to status. Use responsibly as late fees up to £24 per order apply, which may impact your future access to credit. T&Cs apply.
Klarna's Pay in 3 / Pay in 30 days are unregulated credit agreements. Borrowing more than you can afford or paying late may negatively impact your financial status and ability to obtain credit. 18+, UK residents only. Subject to status. Late fees may apply.
Buy now, pay later interest free instalments.
No hidden fees. This is a credit product. 18+.
Pay every 2 weeks in 4 interest-free payments.
Clearpay credit subject to status. Use responsibly as late fees up to £24 per order apply, which may impact your future access to credit. T&Cs apply.
Klarna's Pay in 3 / Pay in 30 days are unregulated credit agreements. Borrowing more than you can afford or paying late may negatively impact your financial status and ability to obtain credit. 18+, UK residents only. Subject to status. Late fees may apply.
Buy now, pay later interest free instalments.
No hidden fees. This is a credit product. 18+.
What's in the box
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Essential accessories
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12 months warranty
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