Be quiet! Straight Power 11 Gold 850W provide a new level of quiet performance for systems that require quiet operation without sacrificing performance. Be quiet! its German team has generously renewed and provided these new members of the Straight Power series with premium services. Thanks to these, Straight Power 11
series is quieter than ever and is clearly the best choice when building new systems or upgrading existing ones.

Performance and reliability
High quality Japanese capacitors tested at 105° ensure excellent performance and reliability.

Virtually inaudible operation
Thanks to neat features like the wireless design inside the power supply, the 135mm be quiet! SilentWings® 3 fans and the funnel-shaped fan opening
SilentWings® 3 fan with advanced housing, fan blades optimized for air flow, hydrodynamic bearing, copper core and high-quality 6-pole motor provides extremely quiet operation without loss of performance.

Innovative wireless design
Inside the power supply, the DC side has an innovative, wireless design for better cooling air flow, undisturbed signal transmission, and a longer service life of the components.

Fully modular cable management
It has fully modular cable management for maximum flexibility and tidier installation and better airflow. On the output side, the designers built 4 separate 12 volt rails, thinking about systems with multiple graphics cards. Of these rails, 1 is for peripherals, 1 is for the CPU, and 2 is for external PCI Express power.

80 PLUS Gold rating
The 80 PLUS Gold certificate - with up to 93% efficiency - is convincing proof of the power supply's energy-saving operation.

Increased stability and tight voltage regulation
In addition to the DC-DC design, all the usual protection and filter circuits are included, but of course there is also a switch-on current limitation.

Main features:
• Practically silent Silent Wings 3 135 mm fan
• Power supply housing designed with a funnel-shaped fan opening for large air intake
• Wireless design on the DC side for enhanced cooling performance and long life
• Modular cabling for maximum flexibility of installation
• Powerful GPU support with four PCI-Express connectors
• Japanese capacitors certified to 105°C for quality and reliability
• 80 PLUS Gold certificate, with up to 93% efficiency
• 5-year manufacturer's warranty

In summary, be quiet! Straight Power 11 Gold 850W is the perfect combination of reliability, performance and silent operation. Thanks to advanced technological innovations, it is an excellent choice for any computer system. We recommend it to all those who are looking for a high-performance, quiet and reliable solution to power their computer.