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be quiet! Dark Rock Pro 6 CPU Air Cooler | Dual Silent Wings PWM Fans | 7 Heat Pipes | Semi-Passive Quiet Mode & Performance Switch | Height-Adjustable Fan Rail | High RAM/VRM Compatibility | Brushed Aluminum Badge | 3-Year Warranty | BK048

Semi-passive quiet mode with full fan stop for completely silent operation
Hardware switch to toggle between performance and quiet modes
7 optimized high-performance heat pipes for immensely high cooling power
Optimized heat sink for more cooling power
2 virtually inaudible Silent Wings PWM fans for perfect airflow
Height-adjustable front fan with rail system and heat sink cut-outs for high RAM and VRM cooler compatibility
Top cover with brushed finish aluminum badge
Middle fan attached to the top cover for convenient installation
Simple mounting systems for fans and heat sink
Ceramic-particle black coating and side cover create the signature elegant be quiet! look

Specs

Reviews (1)

Learn more about the be quiet! BK048

Details
Color	Black
Type	Fan & Heatsinks
Fan Size	120mm, 135mm
Bearing Type	Fluid Dynamic bearing
TDP	300W
RPM	2000-1999 RPM
Air Flow	79-80 CFM
Noise Level	7.5-32.4 dBA
Power Connector	4 Pin
LED	Non LED
Heatsink Material	Aluminum
Fan Mounting Types to Heatsink	Horizontal

Dimensions & Weight
Max CPU Cooler Height	169 mm
Weight	More than 1.34kg

Manufacturer Warranty
Parts	3 Years
Labor	3 Years

Details
Sports Team	NO

Additional Information
First Listed on Newegg	May 19, 2026