550W Corsair CX Series CX550 80 Plus Bronze PSU

Corsair CX Series CX550 power supply unit 550 W 24-pin ATX ATX Black

CORSAIR CX550 80 PLUS Bronze Non Modular Low-Noise ATX 550 Watt Power Supply - UK - Black

Overall Rating: 2.4 / 5 (average from multiple review sources, as of 9 Jan 2026)
Based on a total of 45,295 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Total Price
In stock. Express Delivery available with Amazon Prime.
Direct debit Direct debit Visa Visa Mastercard Mastercard
£47.99
Free Delivery

550W Corsair CX Series CX550 80 Plus Bronze PSU

Overall Rating: 4.4 / 5 (average from multiple review sources, as of 13 Jan 2026)
Based on a total of 32,431 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Price
1-3 working days
Visa Visa Mastercard Mastercard
£47.99
Delivery from £3.95

CORSAIR CX550 80 PLUS Bronze 550W ATX Power Supply - CP-9020277-UK

Overall Rating: 4.4 / 5 (average from multiple review sources, as of 11 Jan 2026)
Based on a total of 14,514 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Unknown
Visa Visa Mastercard Mastercard
£49.99
Free Delivery

Corsair CX Series 550W 80+ Bronze Fully Wired Power Supply

Overall Rating: 4.8 / 5 (average from multiple review sources, as of 13 Jan 2026)
Based on a total of 49,093 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
1 day
PayPal PayPal Visa Visa Mastercard Mastercard Google Checkout Google Checkout AmazonPay AmazonPay
£49.99
Delivery from £5.48

Corsair 550W BRONZE STANDARD CX550

Overall Rating: 2.1 / 5 (average from multiple review sources, as of 12 Jan 2026)
Based on a total of 45 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Standard delivery in 3 working days
Visa Visa Mastercard Mastercard
£51.65
Free Delivery

Corsair 550W BRONZE STANDARD CX550

Overall Rating: 3.2 / 5 (average from multiple review sources, as of 10 Jan 2026)
Based on a total of 42 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Standard delivery in 3 working days
Visa Visa Mastercard Mastercard
£51.65
Free Delivery

Corsair CX Series 550W 80 PLUS Bronze Fully Wired Power Supply

Overall Rating: 4.3 / 5 (average from multiple review sources, as of 13 Jan 2026)
Based on a total of 7,853 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Unknown
Visa Visa Mastercard Mastercard
£52.99
Delivery from £4.95

CORSAIR CX550 80 PLUS Bronze Non Modular Low-Noise ATX 550 Watt Power Supply - UK - Black

In stock
Direct debit Direct debit Visa Visa Mastercard Mastercard
£53.11
Free Delivery

CORSAIR CX550 80 PLUS Bronze Non Modular Low-Noise ATX 550 Watt Power Supply - UK - Black

In stock
Direct debit Direct debit Visa Visa Mastercard Mastercard
£53.20
Free Delivery
  • 1
  • 2
  • 3

🤖 Ask ChatGPT

Product Information

Weight & dimensions

Depth 125 mm
Width 150 mm

Design

Fan location Top
Number of fans 1 fan(s)
Fan diameter 12 cm
Cooling type Active
Product colour Black

Performance

80 PLUS certification 80 PLUS Bronze
Power supply unit (PSU) form factor ATX
Purpose PC

Ports & interfaces

Cabling type Non-Modular
Motherboard power connector 24-pin ATX
PCI Express power connectors (6+2 pin) 1
EPS power connector (8-pin) Yes
Number of SATA power connectors 8
Motherboard power cable length 60 cm

Power

AC input voltage 100 - 240 V
Total power 550 W
Max output current (+5Vsb) 3 A
Max output current (-12V) 0.3 A
Max output current (+5V) 20 A
Max output current (+12V) 52 A
Max output current (+3.3V) 24 A
Combined power (+5Vsb) 15 W
Combined power (-12V) 3.6 W
Combined power (+5V) 130 W
Combined power (+12V) 624 W
Combined power (+3.3V) 130 W
Input current 10 - 5 A
AC input frequency 47 - 63 Hz

Product information

At a glance

  • Efficient 550W output for various builds
  • Modular design for easy cable management
  • Quiet fan operation ensures peaceful use

Note: This text was created with the help of AI.

Power Up Your Build with Corsair CX550 (2023)

The PSUs category just got an exciting new addition with the Corsair CX550 (2023) 550W power supply unit. Perfect for gamers, PC enthusiasts, and anyone looking to upgrade their computer, this PSU is designed for reliable performance and efficiency. Whether you’re building a new rig or enhancing your current setup, the CX550 will meet your power needs while providing ample headroom for future upgrades, making it an excellent investment for both casual users and hardcore gamers alike.

Reliability Meets Efficiency

One of the standout features of the Corsair CX550 is its **80 PLUS Bronze certification**, ensuring that it delivers excellent energy efficiency with minimal waste. This means you can expect lower electricity bills and a more eco-friendly setup. Moreover, its **550W output** is robust enough to support mid-range gaming rigs and workstation builds. The inclusion of **Japanese capacitors** not only enhances durability but also provides stable performance, ensuring your components receive the reliable power they require during intense gaming sessions or heavy workloads.

Sleek Design and Easy Installation

When it comes to aesthetics, the Corsair CX550 does not disappoint. Its **sleek and modern design** features a matte black finish that seamlessly integrates into any build, complementing your hardware beautifully. The fully modular design allows you to connect only the cables you need, reducing clutter and improving airflow within your case. Installation is a breeze thanks to the intuitive layout and clear instructions, making it perfect for both seasoned builders and newcomers alike!

Quiet Operation for a Peaceful Gaming Experience

Let’s talk about noise – or rather, the lack of it! The Corsair CX550 is designed with a **120mm, thermally controlled fan** that provides quiet operation while keeping the PSU cool under pressure. This means you can immerse yourself in your favorite games or work on your projects without the distracting hum of a noisy power supply. Combined with its durable construction and safety features like over-voltage protection, this PSU promises a reliable and serene computing experience.

Note: This text was created with the help of AI.

How well did the information meet your expectations and assist you further?

Not at all Neutral Very much

Similar products

Corsair CX Series, CX430M, 430 Watt (430W), Semi Modular Power Supply, 80+ Bronze Certified
Corsair CX Series, CX430M, 430 Watt (430W), Semi Modular Power Supply, 80+ Bronze Certified
£453.51
Go to shop
Amazon-marketplace.co.uk
Free Delivery
Corsair CX Series 650W 80 PLUS Bronze Fully Wired Power Supply
Corsair CX Series 650W 80 PLUS Bronze Fully Wired Power Supply
£51.79
Compare 13 prices
amazon.co.uk
Free Delivery
Corsair Hydro X Series XD7 RGB Reservoir / Pump Combo - White
Corsair Hydro X Series XD7 RGB Reservoir / Pump Combo - White
£249.99
Compare 4 prices
amazon.co.uk
Free Delivery
CORSAIR CX Series CX750 80 PLUS Bronze ATX Power Supply
CORSAIR CX Series CX750 80 PLUS Bronze ATX Power Supply
£57.99
Compare 14 prices
laptopoutlet.co.uk
Delivery from £4.95
550W Corsair CX Series CX550 80 Plus Bronze PSU

Cheapest offer

CORSAIR CX Series Power Supplies are 80 PLUS Bronze Certified, offering up to 88% operational efficiency for reduced heat and lower energy costs. Their full continuous power delivery guarantees consistent performance, while a 120mm thermally controlled low-noise cooling fan ensures quiet operation. Fitting easily into most modern PC cases with its compact 125mm length, the CX Series features black sleeved cables and a black powder-coated casing to fit your PC's style. Enjoy confidence in your purchase with a five-year warranty and the support of CORSAIR's global technical team, ensuring dependable power for your system.
£47.99
1-3 working days
cclonline.com(UK)

How well did the information meet your expectations and assist you further?

Not at all Neutral Very much
Your responses remain anonymous and are used solely to improve our website. No personal data will be stored or shared with third parties.
Don't forget your voucher code: