Product Description
Be Quiet! BK021 Dark Rock 4 Heatsink & Fan, Intel & AMD Sockets, Silent Wings Fan, Fluid Dynamic
Type
Heatsink and Fan
AMD/Intel
Combo
Compatibility
Intel: LGA 1200 / 1150 / 1151 / 1155 / 1156 / 1366 / 2011(-3) Square ILM / 2066

AMD: AM2(+) / AM3(+) / AM4 / FM1 / FM2(+)
TDP
200W
Fan Connector(s)
4-pin
Colour
Black
Material
Fin material: Aluminum
Base material: Copper
CPU contact surface: CNC machined
Weight
0.92 kg
Fan Dimensions
135 x 135 x 22 mm
Dimensions
Overall dimensions without mounting material:
(L x W x H) 96 x 136 x 159 mm
Fan Controller
PWM
Rotation Speed
1400 RPM (@ 100% PWM)
Fan Bearing
Fluid Dynamic Bearing
Noise level
10.5 / 15.6 / 21.4 dB(A)
Power
Input: 1.32W
Additional Features
See Overview
MTBF
300,000 hours (approx.)
Package Type
Retail
Package Weight
1.4700 kg
Warranty
3 Years