The Corsair CX550F RGB
Power Supplies
Corsair CX550F RGB — 550W ATX power supply with RGB cooling fan and 80 PLUS Bronze efficiency, built for reliable mid-range gaming and everyday systems. 2x8 pins PCIE, 24-pin Power with SATA connectors, 1x8 pins CPU power
Product Details
Overview
The Corsair CX550F RGB is a 550W ATX power supply that pairs a mainstream power budget with an integrated RGB cooling fan. Designed for mid-range gaming and desktop builds, the CX550F RGB brings Corsair's proven CX-series reliability together with visual flair for windowed cases.
Power, efficiency and cooling
This unit delivers 550 watts of continuous power on a single +12V rail — the rail that carries the bulk of the load for modern CPUs and GPUs. It carries an 80 PLUS Bronze efficiency rating, which means the unit converts a higher percentage of wall power into usable DC power (lower losses and less heat than basic, unbranded PSUs). The RGB-equipped cooling fan is thermally controlled to balance acoustics and temperature: at low to medium system loads you’ll get near-silent operation, and the fan steps up smoothly under sustained load.
Real-world capability and protections
A 550W Corsair PSU comfortably powers a single mid-range graphics card (examples: NVIDIA GeForce RTX 3050/3060 or AMD Radeon RX 6600 class) paired with mainstream CPUs — ideal for 1080p high-settings gaming and reasonable 1440p performance depending on GPU choice. It’s also well suited to everyday content work like photo editing and light 4K video timelines; heavy 4K grading or multi-GPU/render-farm style workloads will need higher wattage. The CX series implements standard protection features (OVP, UVP, OCP, OPP, SCP) to keep components safe and maintain stable voltage delivery under varying loads.
Specs summary
- Model: Corsair CX550F RGB
- Wattage: 550W continuous
- Form factor: ATX
- Efficiency: 80 PLUS Bronze
- Cooling: RGB-equipped 120mm fan with thermal control
- Power delivery: single +12V rail optimized for GPU/CPU loads
- Protections: OVP, UVP, OCP, OPP, SCP (standard PSU safety suite)
- Connectors: standard ATX 24-pin, CPU 4/8-pin, PCIe 6+2-pin (for mid-range GPUs), SATA and peripheral connectors
Who this is ideal for: builders and gamers putting together a reliable, budget-conscious mid-range system who want clean power delivery plus an RGB fan for a visual touch — perfect for 1080p gaming rigs, home/office desktops, and entry-level content creators.