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be quiet DARK ROCK 6 CPU Cooler 1 x PWM Fan 6 Heat Pipe Support Intel LGA 1851 /1700 AMD AM5 / AM4 Handle up to 220W TDP

 

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be quiet
Part no BK046
Ascent part no 821737
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High-end air CPU cooler with one 135 mm PWM fan, six heat pipes, semi-passive silent mode, performance switch, and support for Intel LGA 1851/1700 and AMD AM5/AM4 processors. Rated for up to 220 W TDP.

Technical Specifications

Product Namebe quiet! DARK ROCK 6 CPU Cooler
Manufacturerbe quiet!
Model NumberBK046
Product LineDARK ROCK
Product CategoryCooling
PROCESSOR
Compatible Processor SocketLGA 1851 / LGA 1700 / AM5 / AM4
Maximum TDP220 W
CPU Cooler TypeAir CPU Cooler
COOLING
Number of Fans1
Fan Size135 mm
Fan TypePWM
Number of Heat Pipes6
Noise Level31.1 dB(A)
Airflow52.94 CFM
Air Pressure2.48 mmH2O
Fan BearingFluid Dynamic Bearing
Fan SpeedUp to 2000 RPM
PHYSICAL
ColourBlack
Dimensions139 x 102.4 x 162 mm
Weight1.01 kg
Heatsink MaterialCopper and aluminium
Cable Length0.22 m
Warranty Information3-year warranty

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be quiet
Part no BK046
Ascent part no 821737
  • Free NZ deliveryNo hidden fees
  • 100% Kiwi owned34 years in business
  • Net Promoter Score 94Rated by our customers
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"Easy ordering process and prompt delivery." James, 27 October 2026
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