Corsair
Corsair CP-9020121-NA CX550 550W 80+ Bronze Power Supply
550W
Reliable Power for Your PC with the Corsair CX550 Power Supply The Corsair CX550 provides efficient and dependable power for your desktop computer. With 80 PLUS Bronze certification, this non-modular power supply offers stable performance and energy savings. Featuring a quiet 120mm fan and all-bl...
$128.49*
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*Price sourced from Amazon.com. Last updated:Aug 28, 2026.Price and availability are subject to change — details.
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Overview
Reliable Power for Your PC with the Corsair CX550 Power Supply
The Corsair CX550 provides efficient and dependable power for your desktop computer. With 80 PLUS Bronze certification, this non-modular power supply offers stable performance and energy savings. Featuring a quiet 120mm fan and all-black cabling, it's a great choice for budget-conscious builders.
Specifications:
- Wattage: 550 Watts
- 80 PLUS Certification: Bronze
- Form Factor: ATX
- Fan Size: 120mm
- Topology: LLC Resonant with DC to DC
- Cables: Black Sleeving and Connectors
- Modular: Non-Modular
Key Features
80+ Bronze: Runs cooler and uses less power than less efficient power supplies
5-year warranty: Backed by CORSAIR's legendary technical support and customer service
Black housing, cable sleeving and connectors: Give your build the high-end look without breaking the bank
Thermally controlled 120mm fan: Quiet operation across a wide range of loads
LLC resonant topology with DC to DC: Ensures improved efficiency at lower loads and compatibility with all modern day chipsets and CPUs
Specifications
Wattage
550W
Efficiency Rating
80+ Bronze
Warranty
5-year
Fan Size
120mm
Fan Control
Thermally controlled
Design Aesthetics
Black housing, cable sleeving, connectors
Topology
LLC resonant with DC to DC
Frequently Asked Questions
What is the efficiency rating of the Corsair CX550 power supply?
The Corsair CX550 power supply boasts an 80+ Bronze certification, which means it runs cooler and uses less power than less efficient power supplies.
What kind of warranty comes with this power supply?
This power supply is backed by a 5-year warranty, which includes CORSAIR's technical support and customer service.
What aesthetic features does the Corsair CX550 offer for a PC build?
It features black housing, cable sleeving, and connectors, designed to give your PC build a high-end and clean look.
How quiet is the fan on this power supply?
The Corsair CX550 is equipped with a thermally controlled 120mm fan, which ensures quiet operation across a wide range of loads.
What technology does this power supply use to ensure efficiency and compatibility?
It utilizes LLC resonant topology with DC to DC conversion, which ensures improved efficiency at lower loads and compatibility with all modern chipsets and CPUs.
What is the power output of the Corsair CX550?
This power supply provides 550W of power.
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