be quiet! has introduced the System Power 11 U series, a new line of power supply units offering 550W to 750W models designed to meet the latest ATX 3.1 and PCIe 5.1 standards. Aimed at users who prioritize reliability, efficiency, and quiet operation, the new series positions itself as a future-ready solution for modern PC builds.
The System Power 11 U supports next-generation GPUs through a 12V-2×6 connector, alongside up to three traditional 6+2 PCIe connectors, ensuring compatibility with current and upcoming hardware. Its strong single 12V rail and DC-to-DC conversion promise stable, dependable power delivery to CPUs and GPUs alike.
In terms of cooling, the PSU features a temperature-controlled 120mm fan engineered for low-noise operation, complemented by black flat cables that improve both airflow and internal aesthetics. The units also carry an 80 PLUS Bronze certification for energy efficiency and are equipped with a full suite of safety protections, including OCP, OVP, UVP, SCP, and OTP.
Pricing and Availability
With up to 3 different wattage options, each be quiet! System Power 11 U product is backed by a 5-year warranty and will become available from May 6 onwards at the prices below:
- 750W model @ US$79.90
- 650W model @ US$69.90
- 550W model @ US$59.90
