Be Quiet! Pure Power 11 CM 500w Power Supply

QuickFind: 865171 Mfr part code: BN297
  • 80 Plus Gold
  • Exceptionally Quiet Operation
  • Silence-Optimized 120mm Be Quiet! Fan
  • Modular cable management
  • 5 Year Warranty

Product Description

Be Quiet! Pure Power 11 CM 500w Power Supply

Exceptionally Quiet, Superior Reliability, Great Value

Whether you're assembling a very quiet system, upgrading an existing PC, or building a multi-GPU gaming system, your build will benefit from this PSU that simply has the best combination of features at a very popular price.



  • Two 12V-rails and up to four PCI-express connectors for powerful multi-GPU systems
  • 80PLUS® Gold certification and up to 92% power conversion efficiency
  • Exceptionally quiet operation thanks to use of a silence-optimized 120mm be quiet! fan
  • Stable operation thanks to DC-to-DC power conversion technology
  • Modular cable management simplifies component installation and reduces annoying clutter
  • Fixed 24-pin and P8 cables with high-quality single layer sleeve
  • Easy-to-use flat drives and PCIe cables offer more space for installation
  • Top component protection with full suite of safety features
  • Meets latest Intel® C6/C7, ErP and Energy Star guidelines
  • 5-year manufacturer's warranty
  • Product conception, design and quality control in Germany

Technical Specification

Be Quiet! Pure Power 11 CM 500w Power Supply


Features Overheat protection, over current protection, over voltage protection, overpower protection, undervoltage protection, dual 12V rails, short-circuit protection, Multi-GPU Technologies Supported, DC-DC technology, semi-modular
Cooling System 120 mm fan
Compliant Standards TUV, CCC, FCC, RoHS, EAC, ErP 2014


Device Type Power supply - active Power Factor Correction (PFC) - internal
Specification Compliance ATX12V 2.4
PSU Form Factor ATX
Localisation Europe

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 ¦ 3 x 4 PIN internal power ¦ 6 x 15 pin Serial ATA power ¦ 1 x 4 PIN mini-power connector
Output Voltage +3.3, +5, ±12 V
Power Capacity 500 Watt
Output Current +3.3V - 24 A ¦ +5V - 15 A ¦ +12V1 - 28 A ¦ +12V2 - 20 A ¦ -12V - 0.3 A ¦ +5VSB - 3 A
Efficiency 92%
Modular Cable Management Yes
80 PLUS Certification 80 PLUS Gold

Environmental Standards


Manufacturer Warranty

Service & Support Limited warranty - 5 years

Environmental Parameters

Sound Emission 9 dBA

Dimensions & Weight

Width 15 cm
Depth 16 cm
Height 8.6 cm

Product Reviews

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Be Quiet! Pure Power 11 CM 500w Power Supply

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Be Quiet! Pure Power 11 CM 500w Power Supply

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