Be Quiet! ATX Power Supply Unit System Power 11

Adapted to Current Needs

The System Power 11 from be quiet! meets the demands of modern setups with its ATX 3.1 compatibility and support for the latest graphics cards via modern connectivity. Whether you're building a gaming PC or a workstation, this power supply provides reliable and continuous power, perfectly suited for high-end graphics cards.

Silence and Reliability at the Heart of Your Setup

Equipped with a 120mm thermally regulated fan, the be quiet! System Power 11 ensures quiet operation while automatically adjusting its speed based on the load. The DC-to-DC technology allows for precise voltage regulation, guaranteeing optimal stability for your entire system. This power supply is designed to operate confidently, even with the most demanding components.

German Design and Exemplary Energy Efficiency

Designed and tested in Germany, the be quiet! System Power 11 benefits from rigorous quality control. It has an 80 PLUS Bronze certification with an efficiency of up to 90%, reducing energy losses and operating costs. With a standby consumption of less than 0.15 W, it aims to be as eco-friendly as it is efficient.

Safety, Longevity, and Extended Warranty

Equipped with a comprehensive set of electrical protections, this power supply shields your hardware against surges, overloads, and short circuits. The flat black cables aid in clean installation and optimize airflow within the case.

Cooling & Ventilation

• Cooling Type: Fan
• Fan Diameter: 12cm

Power Supply

• Power Supply Type: ATX Format
• Power Supply Wattage: 450W
• 80 Plus Certification: 80 Plus Bronze
• EPS 12V P8 Connector (or 2x P4): 1 connector
• PCIe - 6+2 Pins Connector: 2 connectors
• SATA Connector: 5 connectors
• Molex Connector: 1 connector

Design & Aesthetics

• Cable Type: Non-modular
• Cable / Adapter Feature: Flat and Braided
• Cable Length: 55cm
• Main Colour(s): Black
• Packaging: Box

Weight & Dimensions

• Product Weight: 1.7 kg
• Length / Depth: 14cm
• Width: 15cm
• Height / Thickness: 8.6cm
• Weight with Packaging: 2.16 kg

Other Technical Features

• ATX 20/24 Pins Connector: 1 connector
• Minimum Noise Level: 10.5 dB
• Noise Level: 19.1 dB
• MTBF: 11 years