Be Quiet! Dark Rock 4 CPU Cooler BK021, Heatsink & Fan, Silent Wings, Fluid Dynamic, Intel & AMD

Be Quiet! Dark Rock 4 Cooler BK021

Extreme Cooling Performance with Dark Rock 4 Cooler BK021

We designed Dark Rock 4 Cooler BK021 for people who want power and silence. It is a great product that can:

• Cool down faster computers and hard-working machines
• Handle a heat output of 200 watts
• Run almost quietly

Virtually Inaudible Silent Wings 135mm PWM Fan

This fan has a power of 135mm and makes less noise. It reaches only 21.4dB(A) at full speed. It also cools your computer well with its:

• smooth blades
• strong bearing
• separate mount

Extreme Cooling Power for Demanding Applications

Dark Rock 4 doesn’t compromise on silence while delivering an impressive 200W TDP cooling capacity. Whether tackling overclocked systems or graphics-intensive applications, this cooler maintains low temperatures even during peak CPU performance.

Highly Advanced Design for Optimal Cooling

Equipped with six advanced technology 6mm copper heat pipes, Dark Rock 4 maximizes heat conductance. The airflow-optimized, wave-contoured cooling fins with small dots enhance air circulation, complemented by a special black coating with ceramic particles for optimal heat transfer.

Single-Tower Layout for Compact Spaces

The compact single-tower design efficiently dissipates heat in confined spaces. With one pre-installed fan and the option to add another 120mm fan, Dark Rock 4 ensures powerful cooling for your components.

User-Friendly Elegance in Installation

The parts fit well with how the cooler looks. You can mount it in style and easily. It also has a nice top cover that is shiny and made of metal. This cooler is great for your computer.

Specifications at a Glance

• Type: Heatsink and Fan
• Compatibility: Intel: LGA 1700/1200/1150/1151/1155/2011(-3) Square ILM, AMD: AM4/AM5
• TDP: 200W
• Fan Connector(s): 4-pin
• LED Lighting: No
• Color: 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: 159.4 x 136 x 96.3 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
• MTBF: 300,000 hours (approx.)
• Warranty: 3 Years

Elevate your cooling game with the Be Quiet! Dark Rock 4 Cooler BK021 – where power meets silence in a sleek and efficient design.