be quiet! Pure Power 12 M 550W ATX 3.0 (BN341)Exceptional quiet, superior featuresbe quiet! Pure Power 12 M 550W is ATX 3.0 compliant and PCIe 5.0 compatible and offers peerless dependability with best-in-class features. Pure Power 12 M 550W offers the best combination of features with outstanding compatibility.80 PLUS® Gold efficiency (up to 92.8%) ATX 3.0 PSU with full support for PCIe 5.0 GPUs and GPUs with 6 2 pin connectorsExceptionally silent 120mm be quiet! fanAdvanced stability and voltage regulation thanks to LLC technology2 strong 12V-railsModular cables for maximum build flexibilityOne PCIe 5.0 12VHPWR 300W and 2 PCIe 6 2 connectors for powerful GPUs  10-year manufacturer’s warranty80 PLUS® GOLD CERTIFIED | Very high operating efficiencybe quiet! Pure Power 12 M 550W is certified 80 PLUS Gold with an outstanding efficiency rating of up to 92.8%. The most compelling benefit: lower power consumption, consequently lower costs, and above all a cooler as well as quieter operation. Pure Power 12 M 550W is always the correct choice for quiet systems and gaming PCs!FUTURE-PROOF YOUR SYSTEM | Fulfills all ATX 3.0 specificationsPure Power 12 M 550W is an ATX 3.0 PSU and comes with both native integration of the 12VHPWR connector for next-generation PCIe 5.0 graphics cards, and PCIe 6 2-pin connectors for support of current-gen GPUs. This makes the PSU extremely versatile and the perfect choice for powerful systems of today and the ones to come.THE NEW STANDARD OF POWER | For massive transient loadsPure Power 12 M offers 550W of continuous power with 2 independent 12V rails. Even if the graphics card demands excessive power for a short time: Pure Power 12 M 550W handles power excursions up to double its rated power with ease. This ensures reliable operation with the next generation of processors and graphics cards.UNPRECEDENTED SILENT OPERATION | Achieved with a silence-optimized be quiet! fanThe exceptionally silent 120mm be quiet! fan is temperature-controlled to strike the best balance between effective cooling and quietness. Airflow-optimized fan blades reduce turbulence, enabling best-in-class quiet functionality. HIGH-CLASS TECHNOLOGIES | Rock-solid stabilityWith its LLC topology Pure Power 12 M 550W provides a best-in-class voltage regulation and efficiency. That makes it perfect for building or upgrading very quiet systems as well as gaming and media creation PCs.MODULAR CABLES | Utmost convenience and compatibilityThanks to their modularity, all unnecessary cables in the system are left out. Pure Power 12 M 550W simplifies cable management and routing for a tidy-looking system. A smoother airflow results from the uncluttered layout of the system, which means lower noise and temperatures inside the case.For more information, visit the be quiet! website.