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Cooler Master MWE Gold V3 550W ATX 3.1 Power Supply
Level up your build’s reliability with the Cooler Master MWE Gold V3 550W. Engineered for modern mid-range gaming and productivity PCs, this power supply combines 80 PLUS Gold efficiency with advanced DC-to-DC technology. Consequently, you experience stable, independent voltage regulation and exceptional thermal performance. Furthermore, the Cooler Master MWE Gold V3 550W features a quiet 120mm HDB fan and premium braided cables, ensuring your system runs cool, silent, and looking professional.
Achieves over 90% efficiency at typical loads, reducing power waste and keeping your chassis temperatures low.
Delivers high conversion efficiency and independent voltage regulation for rock-solid stability under heavy workloads.
The 120mm Hydro Dynamic Bearing fan operates at just 1800 RPM, providing effective cooling with minimal acoustic noise.
Why Choose the Cooler Master MWE Gold V3 550W?
The Cooler Master MWE Gold V3 550W isn’t just about delivering raw power; it is about providing a dependable foundation for your PC. Additionally, the ATX 3.1 compliance ensures that the unit can handle transient power spikes gracefully, protecting your valuable components. Moreover, the inclusion of two premium braided EPS connectors guarantees universal compatibility with current-generation motherboards. Ultimately, whether you are building a budget-friendly esports rig or a compact home office workstation, this Cooler Master unit offers unbeatable value and a 5-year peace of mind.
Technical Specifications
| Model Name | MWE Gold V3 550W |
| Part Number (MPN) | MPE-5502-ACAAG-3BEU |
| SKU | MPE-5502-ACAAG-3BEU |
| EAN / UPC | 4719512157282 |
| Total Power | 550W |
| 80 PLUS Rating | 80 PLUS Gold (≥90% @ Typical Load) |
| ATX Version | ATX 12V Ver. 3.1 |
| Modularity | Non-Modular |
| Form Factor | ATX |
| Dimensions | 140 x 150 x 86 mm |
| Fan Size / Bearing | 120mm / HDB (Hydro Dynamic Bearing) |
| Fan Speed | 1800 RPM |
| Input Voltage / Frequency | 100-240V / 50-60Hz |
| EPS Connectors | 2 (4+4 Pin, Premium Braided) |
| PCI-e Connectors | 2 (6+2 Pin) |
| SATA / Peripheral | 6 / 3 |
| Protections | UVP / OVP / OPP / OTP / SCP / OCP |
| MTBF | >100,000 Hours @ 25℃ ambient |
| Color | Black |
| Warranty | 5 Years Local Warranty |
💡 Pro Tip
Because this is a non-modular power supply, only the cables you need are attached, but the excess length must be managed. To maintain optimal airflow in your case, use the included cable ties to bundle the unused SATA and peripheral cables neatly behind the motherboard tray.
Frequently Asked Questions
Does the 550W model include the native 12V-2×6 connector?
No, the native 12V-2×6 (12+4 pin) connector is exclusively included with the 750W and 850W models of the MWE Gold V3 series. The 550W model provides two standard PCI-e 6+2 pin connectors, which are perfectly suited for mid-range graphics cards.
Is the Cooler Master MWE Gold V3 550W compatible with modern motherboards?
Absolutely. It is fully ATX 3.1 compliant, meaning it supports tighter voltage regulation and includes two premium braided EPS connectors to ensure stable power delivery to the latest Intel and AMD motherboards.
How efficient is this power supply under typical loads?
The MWE Gold V3 550W is 80 PLUS Gold certified, meaning it achieves greater than 90% efficiency at typical loads. This significantly reduces wasted energy, lowers your electricity bill, and minimizes internal heat generation.
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