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be quiet Dark Rock 4 Intel/AMD Air CPU Cooler

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be quiet! Dark Rock 4 Single Tower CPU Cooler, 6 Heatpipes, 135mm Silent Wings PWM Fan, Al/Cu, 200W TDP

Price was:
£71.99 inc. VAT (view at normal price)
NOW only:
£50.99 inc. VAT
£42.49 exc. VAT
Stock: 3 in stock (3 in stock)
Quickcode: 69464  
Stock code: FAN-BK021
Manuf. code: BK021
Delivery: Next Day Guaranteed Delivery Option available up to 16.30pm
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Dark Rock 4: No Compromise Silence and Performance

Dark Rock 4 offers an extreme cooling performance and virtually inaudible operation. Perfect for overclocked systems and demanding workstations.


  • Virtually inaudible Silent Wings PWM fan.
  • Advanced high-performance copper heat pipes.
  • Airflow-optimized, wave-contoured cooling fins.
  • Perfect heat transfer due to ceramic black coating.

    Ideal for:

  • High-resolution gaming PCs.
  • Extremely overclocked systems.
  • Demanding workstations.


  • Silent Wings 135mm PWM fan features an advanced fluid-dynamic bearing and a smooth 6-pole motor.
  • Optimal balance of cooling and quietness with only 21.4dB(A) at maximum fan speed.
  • Six high-performance copper heat pipes that provide maximal heat conductance.
  • Wave-contoured cooling fins for increased air circulation.
  • Special black coating with ceramic particles enables perfect heat transfer.
  • Supports an additional 120mm fan; clips are included with the cooler.
  • Easily installable black installation kit can be mounted from above.
  • Elegant, brushed aluminium top cover with diamond cut finish.
  • 2-year manufacturer’s warranty.
  • Product conception, design and quality control in Germany.

    Technical Specification:

    Cooler Specifications

  • Edition Dark Rock 4
  • Cooler Form Factor Single Tower
  • Heatpipes 6
  • Aluminium Fins
  • Aluminium Heatpipe Caps
  • Aluminium Top Cover
  • Copper Heatpipes
  • Special Black Coating w/ Ceramic Particles
  • Socket Compatibility
      Intel: 1150, 1151, 1155, 1156, 1366, 2011, 2066
      AMD: AM2, AM2+, AM3, AM3+, AM4, FM1, FM2, FM2+
  • Max. Cooling Capacity 200W

    Fan Specifications

  • Included Fan Configuaration 1 x 135mm
  • Fan Edition Silent Wings PWM
  • PWM Fan Yes
  • Fan Bearing Type Fluid Dynamic Bearing
  • Fan Colour Black
  • Fan/Pump Connectors 1 x 4-pin
  • Approx Fan Speed 1400 rpm
  • Manual Fan Speed Controller No
  • Fan Airflow
  • Air Pressure
  • Sound Level (dB) 10.5 - 21.4 dB
  • Sound Level (Sone)


  • Fan Material Plastic
  • Cooler Material Aluminium / Copper
  • Included TIM (Thermal Interface Material) Included

    Dimensions & Weight

  • Fan Dimensions 135 x 135 x 22 mm
  • Heatsink/Radiator Dimensions
  • Total Dimensions 136 x 96 x 159 mm (WxHxD)
  • Weight 920 g

    Warranty Information:

    Manufacturer be quiet!
    Warranty Type Manufacturer via Aria
    Manufacturer Website
    Warranty Period (yrs)2
    CPU SocketIntel: 1150, 1151, 1155, 1156, 1366, 2011, 2066 AMD: AM2, AM2+, AM3, AM3+, AM4, FM1, FM2, FM2+
    Cooler Height - mm159

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