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Pure Rock Quiet CPU Cooler, BK009
(1 customer rating)

be quiet Pure Rock Quiet CPU Cooler, BK009

be quiet's Pure Rock a compact quiet CPU cooler for Intel and AMD which provides excellent performance at a very attractive price.

With Pure Rock, be quiet presents a CPU cooler series aimed at the Essential category of PC systems. Bringing be quiet’s award-winning technology to quiet multimedia and graphics systems and entry level computers of all types. Pure Rock delivers an exceptional price-to-performance ratio.

Pure Rock’s compact design is compatible with all current Intel and AMD sockets and fits well into tight spaces. Put famous be quiet technology into your PC today for low noise operation and excellent cooling performance at the entry level segment.

If you are seeking the best possible mix of performance and price in the Essential CPU cooler segment, your search is over. Pure Rock simply has to be your choice.


  1. Noise levels start at just 19.1 dB(A)
  2. Capable of cooling 150W TDP
  3. Four thick heatpipes
  4. Provides excellent cooling
  5. Intel and AMD compatible

Excellent Cooling Efficiency

  • High cooling capacity for this category, at 150W TDP.
  • Four 6mm heat pipes with aluminium caps carry heat to cooling fins for high performance.

Convenient, Highly Compatible Compact Design

  • Compact design saves space, making the cooler compatible with a vast array of possible installation configurations.
  • Design supports mounting from atop the motherboard, greatly increasing convenience.
  • Compatibility with all current Intel and AMD sockets.

Low-Noise Operation

  • Nine blade silence-optimised 120mm be quiet PWM fan. High-quality sleeve bearing optimised for quietness and supports the best balance of cooling performance and low noise operation.
  • The fan blades have been designed to reduce noise-generating turbulence.
  • Even at 100% PWM function, noise is a scant 26.8dB(A).

SpecificationsPure Rock
Socket compatibilityIntel LGA 775/115x/1366/2011/2066 and AMD AM2(+)/AM3(+)/AM4/FM1/FM2(+)
Overall noise level, @ 50/75/100% (rpm) 19.1 / 22.1 / 26.8 dB(A)
Overall dimensions (L x W x H)87.5 x 121 x 155 mm
TDP (W)150
Heatpipe number / diameter (mm)4 / 6
Fan dimensions (mm)120 x 120 x 25
Speed @ 100% PWM (rpm)1500
Air flow @ 12V (cfm)51.4
Air pressure @ 12V (mm H2O)1.25
Warranty24 months
EAN barcode4260052183915

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