Free Delivery On All PCs
Free Delivery On All PCs
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5 Star Trustpilot Rating
Free UK Support
Free UK Support
30 Years Experience
30 Years Experience
Award Winning Systems
Award Winning Systems

be quiet! Straight Power 11 1000W 80 Plus Gold Modular PSU

World class quiet and efficiency. be quiet! Straight Power 11 1000W raises the bar for systems that demand virtually inaudible operation without power quality compromises.
Delivery Info
  • Components & Accessories: Normally delivered in in 3-5 working days - delivery cost: £4.99
  • Prebuilt PC's: Free delivery to mainland UK - normally delivered in 1-2 working days.
  • Custom PC's: Free delivery to mainland UK. Please see the 'turnaround' option on each page.

All orders are despatched by DPD on a Next Working Day service, and you will be advised of a one hour delivery window, which you can rearrange if required.

More information

Item Out of Stock


  • Silent Wings 3 Fan - The high-end Silent Wings 3 fan delivers best-of-class airflow yet produces very little noise.
  • Funnel-Shaped Fan Opening - The fan inlet of the Straight Power 11 1000W is funnel-shaped. It causes an increased throughput of air which benefits to a higher cooling performance.
  • Wire-Free Design Inside - An absolute innovation: The Straight Power 11 1000W is wire-free on the DC side inside the PSU body. This results in improved cooling airflow and less signal disturbance, simply because of a lack of wiring, and ultimately pushes the lifetimes of the components to a maximum.
  • Modular Cables - Thanks to the modular cables, all cables that serve no purpose in the system are left out. For this reason, systems always appear very tidy. At the same time installation is performed much more conveniently.
  • 80 PLUS Gold Certified - Straight Power 11 1000W is certified with 80 PLUS Gold efficiency, reaching up to 93%. This gives less power consumption and a cooler and quieter operation. Truly a benefit for any system
  • High-Class Technologies - The use of LLC and Synchronous Rectifier (SR) provides very stable operation and enhanced voltage regulation. The PSU is equipped with DC-to-DC conversion for tight voltage regulation even under heavy cross-loading conditions. This ensures reliable operation with the next generation of processors and graphics cards.
  • Japanese 105° Capacitors - Only the best components are used in Straight Power 11 1000W. That is why we have built only high-quality Japanese capacitors into the PSU chassis. They are rated to 105°C, ensuring stability, reliability and a long operating life.
More Information
Manufacturer BeQuiet!
Manufacturer Part Number BN285
PSU length (mm) 328
Wattage 1000W
Efficiency Rating 80+ Gold
Modular Fully Modular
Power Connectors

1x 20+4-Pin

1x EPS 8-Pin

1x EPS 4+4-Pin

6x PCIe 6+2-Pin

11x SATA

4x Molex 4-Pin

1x FDD

LED Lighting None
Dimensions 150 x 86 x 170 (mm)
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