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be quiet! Straight Power 11 450W, image 1 of 21 / 2

be quiet! Straight Power 11 450W

From
£45.99
2 retailers
Wattage
450W£43.99750WNo price

Specifications

12VHPWRYes
ATX VersionATX 3.1
ColourBlack
Efficiency80+ Gold
Form FactorATX
ModularFully Modular
Wattage450W

At a glance

be quiet! Straight Power 11 450W is a 450W 80+ Gold fully modular ATX power supply. It is listed at 2 UK shops, cheapest in stock at CCL Computers for £45.99 (checked 22 October 2026).

Quick answers

What is the cheapest UK price for be quiet! Straight Power 11 450W?

The cheapest in-stock UK price for be quiet! Straight Power 11 450W is £45.99 at CCL Computers (checked 22 October 2026).

Where is be quiet! Straight Power 11 450W in stock?

be quiet! Straight Power 11 450W is in stock at CCL Computers (£45.99), as checked 22 October 2026 or later.

From the retailer

FUTURE-PROOF YOUR SYSTEM Fulfills all ATX 3.1 specifications System Power 11 450W is an ATX 3.1 PSU and handles power excursions up to double its rated power with ease. This makes the PSU versatile and the erfect choice for systems of today and the ones to come. VERY QUIET OPERATION High-quality fan for low noise System Power 11 450W is equipped with a temperature-controlled 120mm quality fan. It provides the low noise operation that be quiet! is famous for, offering remarkable quietness at this price-level. HIGH PERFORMANCE FOR YOUR SYSTEM Proven reliability for CPU and GPU System Power 11 450W provides stable and dependable power for CPU and GPU. This ensures a steady and reliable operation even when your PC meets an unexpectedly heavy load. 80 PLUS® BRONZE CERTIFICATION Efficient operation The 80 PLUS® Bronze certification of System Power 11 450W Bronze with an efficiency rating of up to 89.0% is convincing evidence of this PSU’s power saving operation. STRONG 12V RAIL For a stable PCIe graphics support System Power 11 450W provides enough power for demanding graphics cards. Safety protections defend against overcurrents, over- and undervoltages, overtemperature, short circuits and overloads, thus keeping your valuable components safe.

Where to Buy

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A
AWD-IT
Out of Stockchecked 3 hours ago
£43.99View at AWD-IT
C
CCL Computers
In Stockchecked 4 hours ago
£45.99Buy Now

* Prices may vary and are checked periodically rather than live.

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