be quiet! BK022 Dark Rock Pro 4 - CPU Cooler - 250W TDP Intel: LGA 1150 / 1151 / 1155 / 1156 / 1366 / 2011(-3) Square ILM / 2066 AMD: AM2(+) / AM3(+) / AM4 / FM1 / FM2(+)

This item is brand-new, factory sealed.

Specifications

• Mfr Part Number: BK022
• Features:
  • Two virtually inaudible Silent Wings PWM fans
  • Funnel-shaped frame of the front fan for high air pressure
  • Achieves only 24.3dB(A) at maximum fan speed
  • Seven high-performance copper heat pipes
  • Airflow-optimized cooling fins; cutouts enhance the RAM compatibility
  • Easily installable black installation kit can be mounted from above
  • Brushed aluminum top cover with diamond cut finish
  • German product conception, design and quality control 
• Socket Type:
  • Intel: LGA 1150 / 1151 / 1155 / 1156 / 1366 / 2011(-3) Square ILM / 2066
  • AMD: Socket AM2(+) / AM3(+) / AM4 / FM1 / FM2(+)
• Fan:
  • Model: 1x Silent Wings 3 120mm PWM, 1x Silent Wings 135mm PWM
  • Speed: 1,200/ 1,500 RPM @ 100% PWM
  • Noise Level: 50% RPM - 12.8 dBA, 75% RPM - 17.9 dBA, 100% RPM - 24.3 dBA
  • Rated Voltage: 12 V
  • Input Current: 0.08 / 0.08 A
  • Input Power: 0.96 / 0.96 W
  • Bearing Type: Fluid Dynamic Bearing
  • Motor: 6-pole Fan Motor
  • Connector: 4 Pin PWM
  • Cable Length: 220 / 220 mm
  • Life Expectancy: 300,000 hours @ 25C
  • Dimensions: 135.0 x 135.0 x 22.0/ 120.0 x 120.0 x 25.0 mm
• Heatsink:
  • Heat Pipes Number / Diameter: 7x 6 mm
  • Material: Copper Base / Aluminum Fins
  • Number of Fins: 90
  • CPU Contact Surface: CNC machined
  • Surface Treatment: Aluminum / black ceramic spray painted
  • Dimensions(W x L x H): 136.0 x 162.8 x 123.7 mm
• Thermal Design Power: 250 W
• Dimensions (WxLxH): 136.0 x 162.8 x 145.7 mm (Overall) (w/o mounting material)
• Weight: 1.13 kg