Be Quiet! 400W PSU - BN272 Pure Power 10Sorry, this product is currently out of stock.

Be Quiet! 400W PSU - BN272 Pure Power 10

QuickFind: 779006 Mfr part code: BN272
  • 400 Watts of continuous power
  • 80PLUS® Silver certification
  • Exceptionally quiet operation
  • Stable operation

Product Description

Be Quiet! 400W PSU - BN272 Pure Power 10

Product Overview 

PURE POWER 10 | 400W Art.No. BN272 Compare

Exceptionally Quiet, Superior Reliability, Great Value
The Pure Power 10 PSU series stands for peerless dependability and best-in-class features. Whether you are assembling a very quiet system, upgrading an existing PC, building a multimedia or a multi-GPU gaming system, your build will benefit from this PSU series. It simply has the best combination of features, performance and quality at very popular price.
  • 400 Watts of continuous power and two 12V-rails ensure rock-solid voltage stability for powerful multi-GPU systems
  • 80PLUS® Silver certification and up to 91% power conversion efficiency
  • Exceptionally quiet operation is achieved by an array of careful enhancements, including the use of a silence-optimized 120mm be quiet! fan
  • Stable operation thanks to DC-to-DC power conversion technology
  • Attractively sleeved cables simplify component installation, increase airflow and improve cooling
  • Product conception, design and quality control in Germany
  • Gaming with multi-GPU capability
  • Silent PC builds
  • Quiet multimedia and home theater systems
Feature Details
  • Two independent 12V-rails improve power signal stability
  • Active Clamp and Synchronous Rectifier (SR) technology produces very stable operation
  • DC-to-DC conversion for even tighter voltage regulation under heavy cross-loading conditions
  • Two PCI express connectors for multi-GPU system configurations
  • Full suite of top safety protections defends against over-currents, over- and under-voltages, short circuits, overheating and overloads
  • High-quality sleeved cables simplify component installation, increase airflow and improve cooling
  • All-in-one cable with convenient easy-plug HDD connector
Energy Efficiency
  • 80PLUS® Silver certification means very high operating efficiency for its class of up to 91%
  • High efficiency means cost savings, less wasted heat, and an overall quieter operation
  • Standby drain of less than 0.11 watts
  • Meets Energy Star 6.0 guidelines
  • Fulfills ErP 2014 guidelines
  • Zero Load design supports Intel's Deep Power Down C6/C7 mode
Exceptionally Quiet Operation
  • High-quality 120mm be quiet! fan is thermally controlled and optimally governed to strike the best balance between effective cooling and deep quietness
  • Airflow-optimized fan blades reduce turbulence, enabling a best-in-class quiet function with excellent airflow
  • High efficiency design produces low operating temperatures
Outstanding Service and Support
  • 3-year manufacturer's warranty
  • Quick support is available via our international hotline, Mondays to Fridays from 9:00am to 5:30pm CET: +49 (0) 40-736 76 86 - 98

Technical Specification

Be Quiet! 400W PSU - BN272 Pure Power 10

Manufacturer Warranty

Service & Support Limited warranty - 3 years

Environmental Parameters

Max Operating Temperature 40 °C

Dimensions & Weight

Width 15 cm
Depth 15 cm
Height 8.6 cm
Weight 1.86 kg

Dimensions & Weight (Shipping)

Shipping Width 26 cm
Shipping Depth 20.2 cm
Shipping Height 9.8 cm
Shipping Weight 2.42 kg


Device Type Power supply - active Power Factor Correction (PFC) - internal
Specification Compliance ATX12V 2.4
PSU Form Factor ATX
Colour Black
Localisation English, German, French, Polish, Russian, Spanish

Power Device

Input Voltage AC 100-240 V
Frequency Required 50 - 60 Hz
Power Output Connectors Details 1 x power 24 pin ATX with detachable 4 pin section ¦ 1 x power 8 pin +12V with detachable 4 pin section ¦ 2 x 8 pin PCI Express power with detachable 2 pin section ¦ 2 x 4 PIN internal power ¦ 5 x 15 pin Serial ATA power ¦ 1 x 4 PIN mini-power connector ¦ 2 x 4 PIN internal power
Output Voltage +3.3, +5, ±12 V
Power Capacity 400 Watt
Output Current +3.3V - 24 A ¦ +5V - 15 A ¦ +12V1 - 24 A ¦ +12V2 - 20 A ¦ -12V - 0.3 A ¦ +5VSB - 3 A
Efficiency 91.3% at 50% Load, 90.1% at 100% Load, 89.5% at 20% Load
Power Factor (PF) 0.99
80 PLUS Certification 80 PLUS Silver


Included Accessories Cable ties
Cooling System 120 mm fan
Features Overheat protection, over current protection, over voltage protection, overpower protection, undervoltage protection, dual 12V rails, short-circuit protection, active CLAMP circuitry, DC-DC technology, Synchronous Rectifier (SR) technology

Environmental Standards


Product Reviews

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Be Quiet! 400W PSU - BN272 Pure Power 10

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Be Quiet! 400W PSU - BN272 Pure Power 10

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