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be Quiet! Straight Power 12 750W Power Supply, ATX 3.0, 80 Plus Platinum, virtually inaudible Silent Wings Fan, for PCIe 5.0 and PCIe 6+2 Graphics Cards, 12VHPWR Cable Included
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be Quiet! Straight Power 12 750W Power Supply, ATX 3.0, 80 Plus Platinum, virtually inaudible Silent Wings Fan, for PCIe 5.0 and PCIe 6+2 Graphics Cards, 12VHPWR Cable Included

By SpecPicks Editorial · Verified 2026-07-06

$376.59
Buy on Amazon — $376.59 Compare to similar power supplies

*Price sourced from Amazon.com. Last updated 2026-07-06. Price and availability subject to change.

Bottom line: The be Quiet! Straight Power 12 750W Power Supply, ATX 3.0, 80 Plus Platinum, virtually inaudible Silent Wings Fan, for PCIe 5.0 and PCIe 6+2 Graphics Cards, 12VHPWR Cable Included is a niche pick — read recent reviews before buying in the power supplies category, priced around $376.59. Read recent reviews carefully before committing.

be quiet! Straight Power 12 unité d'alimentation d'énergie 750 W 20+4 pin ATX ATX Noir

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SpecPicks Verdict

SpecPicks classifies be Quiet! Straight Power 12 750W Power Supply, ATX 3.0, 80 Plus… as a niche pick — read recent reviews before buying in the power supplies category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. be quiet!'s positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.

Common buyer scenarios for power supplies of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

  • ✓ Backed by be quiet!'s warranty and support channels
  • ✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

  • Straight Power 12 750W is certified with 80 PLUS Platinum and an energy efficiency rating of up to 93.8%. This provides lots of benefits for your high-end system, including less power consumption and an overall cooler and quieter operation.
  • Straight Power 12 750W is an ATX 3.0 PSU and comes with both native integration of the 12VHPWR connector for next-generation PCIe 5.0 graphics cards, and 4 PCIe 6+2-pin connectors for support of current-gen GPUs. This makes the PSU extremely versatile and the perfect choice for powerful systems of today and the ones to come.
  • Straight Power 12 offers 750W of continuous power with one massive 12V rail. Even if the graphics card demands excessive power for a short time: Straight Power 12 750W handles power excursions up to double its rated power with ease. This ensures reliable operation with the next generation of processors and graphics cards.
  • The high-end Silent Wings fan delivers best-of-class airflow yet produces very little noise. This is thanks to its unique, optimized fan blade design along with an advanced fluid-dynamic bearing and 6-pole fan motor that largely eliminates operational noise, has a super-long life and minimal power consumption.
  • The funnel-shaped fan inlet of the Straight Power 12 750W increases airflow while reducing unwanted turbulence for a higher cooling performance. The wire-free design inside allows the cool air to reach all components which ultimately leads to a longer lifespan.

Full Specifications

Brandbe quiet!
Wattage750 watts
Fan Size120 Millimeters
Model NameSTRAIGHT POWER 12 750W
Unit Count1.0 Count
Form FactorATX
Model NumberBN336
Connector TypeATX
Cooling MethodAir
Number of Fans1
Output Wattage750 Watts
Item Dimensions6.3 x 5.91 x 3.39 inches
Mfr Part NumberBN336
Compatible DevicesPersonal Computer

Ready to buy?

be Quiet! Straight Power 12 750W Power Supply, ATX 3.0, 80 Plus Platinum, virtually inaudible Silent Wings Fan, for PCIe 5.0 and PCIe 6+2 Graphics Cards, 12VHPWR Cable Included is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Check price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-07-06. Price and availability subject to change.

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be Quiet! Straight Power 12 750W Power Supply, ATX 3.0, 80 Plus Platinum, virtually inaudible Silent Wings Fan, for PCIe 5.0 and PCIe 6+2 Graphics Cards, 12VHPWR Cable Included
$376.59
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