Be Quiet! BK021 Dark Rock 4 Heatsink & Fan, Intel & AMD Sockets, Silent Wings Fan, Fluid Dynamic
Pcode
25741
£70.30
In stock
Dark Rock 4 offers an extreme cooling performance of 200W TDP and virtually inaudible operation. Perfect for overclocked systems and demanding workstations.
- Virtually inaudible Silent Wings 135mm PWM fan
- Achieves only 21.4dB(A) at maximum fan speed
- Six high-performance copper heat pipes
- Airflow-optimized, wave-contoured cooling fins
- Easily installable black installation kit can be mounted from above
- Supports an additional 120mm fan; clips are included in scope of delivery
- Brushed aluminum top cover with diamond cut finish
- 3-year manufacturer’s warranty
- German product conception, design and quality control
Categories: Components, Processors, Coolers
Heatsink specifications
| Dimensions (L x W x H), (mm) | 74.3 x 136 x 159.4 |
| Number of fins | 51 |
| Fin material | Aluminum |
| Base material | Copper |
| CPU contact surface | CNC machined |
| Heatpipe number / Diameter (mm) | 6, 6 |
| Surface treatment | Aluminum / black ceramic spray painted |
Fan specifications
| Fan dimensions (mm) | 135 x 135 x 22 |
| +SilentWings | ✓ |
| Speed @ 100% PWM (rpm) | 1,400 |
| Bearing technology | Fluid Dynamic Bearing |
| Motor technology | 6-pole fan motor |
| Rated voltage (V) | 12 |
| Input current (A) | 0.11 |
| Input power (W) | 1.32 |
| Connector | 4-pin PWM |
| Cable length (mm) | 220 |
| Lifespan (h / 25°C) | 300,000 |
Accessories
| Thermal grease (g) | Corning TC-5121C / 0.5 |
| Mounting set Intel & AMD | ✓ |
| Y-Cable | - |
| User manual languages | DE, EN, FR, ES, PL, RU |
Service
| Warranty (Years) | 3 |
| International hotline / free of charge | ✓ / DE, FR |
| Part Number | BK021 |
|---|---|
| EAN / UPC | 4260052186251 |
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