Glinde, April 22, 2025 - be quiet!, the German manufacturer of premium PC components, introduces its new System Power 11 U series of power supplies, delivering between 550W and 750W to address the needs of efficiency-oriented PC builders. With compatibility for ATX 3.1 and PCIe 5.1, these PSUs offer future-proof technical design features and proven reliability, making them a standout choice in the entry-level segment. All models are available in 80 PLUS® Bronze efficiency and continue the tradition of quiet operation and dependable performance that the System Power series is known for.
“System Power 11 U brings the latest power standard to an extremely competitive segment,” says Aaron Licht, CEO of be quiet!. “By combining ATX 3.1 readiness, solid efficiency, and the whisper-quiet operation our brand is known for, we’re giving builders everything they need for modern systems.”
Reliable performance and future-ready features
System Power 11 U has been developed for users who don’t want to compromise on stability, safety, or silence. The series supports PCIe 5.1 GPUs via a 12V-2x6 connector as well as up to three 6+2 PCIe connectors, making it a reliable choice for today’s systems and those to come. A strong single 12V-rail ensures rock-solid power delivery, while DC-to-DC conversion technology guarantees tight voltage regulation for both GPU and CPU power demands.
Quiet operation and efficient cooling
All System Power 11 U models feature a temperature-controlled 120mm fan that provides optimal cooling while maintaining the low noise levels be quiet! is renowned for. The PSU’s silence-optimized design ensures quiet operation even under highest loads. Combined with attractive black flat cables for most connectors, System Power 11 U blends modern aesthetics with functional airflow improvements.
Energy efficiency and safety
The series includes models certified with 80 PLUS® Bronze, achieving high efficiency and minimizing energy loss. A comprehensive set of safety protections including overcurrent (OCP), overvoltage (OVP), undervoltage (UVP), overload (OPP), short-circuit (SCP), and overtemperature (OTP) helps safeguard valuable components. All System Power 11 U power supplies are designed, quality-controlled, and conceived in Germany. They come with a full 5-year manufacturer’s warranty.
System Power 11 U will be available in retail starting Tuesday, May 6 at the following suggested retail prices: $79.90 (750W), $69.90 (650W), and $59.90 (550W).
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