Be Quiet Pure Rock 3 LX BK040 Black CPU Air Cooler 120mm 190W TDP (Boxed)
Tower CPU air cooler with 120mm Light Wings LX PWM ARGB fan (2000 RPM), 190W TDP, 4x6mm heatpipes. Compatible with AM4/AM5, LGA1200/1700/1851. Max noise 31.2dB, compact black design.[185 chars]
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Discontinued
This item was discontinued and currently is not available for order on our website. The item may become available soon. Please contact us if you need more information regarding the upcoming arrivals.
| Cooling (CPU & Case) - Device Type | CPU Air Cooler |
|---|---|
| Cooling (CPU & Case) - Socket Support | AMD AM4 AMD AM5 Intel LGA1150 Intel LGA1200 Intel LGA1700 Intel LGA1851 |
| Cooling (CPU & Case) - Fan Size | 120 mm |
| Cooling (CPU & Case) - Air Cooler Height | 141–155 mm |
| Cooling (CPU & Case) - Lightning | RGB |
| Cooling (CPU & Case) - Connector | 4-Pin PWM |
| Cooling (CPU & Case) - Color | Black |
| Cooling (CPU & Case) - Special Features | Low Noise |
The be quiet! Pure Rock 3 LX (BK040) is a compact tower air cooler delivering high performance for modern CPUs up to 190W TDP. Featuring a premium Light Wings LX 120mm PWM ARGB fan with funnel-shaped intake for superior airflow (105.1 m³/h) and pressure (2.51 mmH2O), it ensures efficient cooling while maintaining whisper-quiet operation up to 31.2 dB(A). The all-black design with 4x 6mm nickel-plated copper heatpipes and aluminum fins provides elegant aesthetics and excellent RAM/VRM compatibility.
Installation is straightforward with a preinstalled mounting bridge, supporting Intel LGA115x/1200/1700/1851 and AMD AM4/AM5 sockets. The rifle bearing fan offers 60,000 hours MTTF, and ARGB lighting adds stunning visuals controllable via motherboard. Ideal for budget builds seeking silence and performance without compromising space.
- Key Benefits: Very high cooling for i9/Ryzen 9, only 31.2dB max noise, easy install, 3-year warranty
- Compatibility: High RAM clearance, compact 154mm height
- Visuals: ARGB fan with multi-color illumination
| Suitable location | Processor |
| Type | Air cooler |
| Fan diameter | 12 cm |
| Supported processor sockets | Intel LGA1150. LGA1151. LGA1155. LGA1200. LGA1700. LGA1851. AMD AM4. AM5 |
| Rotational speed (max) | 2000 RPM |
| Noise level (low speed) | 12.4 dB |
| Noise level (high speed) | 31.2 dB |
| Maximum airflow | 61.8 cfm |
| Airflow | 105.1 m³/h |
| Maximum air pressure | 2.51 mmH2O |
| Bearing type | Rifle bearing |
| Product colour | Black |
| Base plate material | Copper |
| Number of fans | 1 fan(s) |
| Fins material | Aluminium |
| Number of heat pipes | 4 |
| Heat pipes diameter | 6 mm |
| Illumination colour | ARGB Multi |
| Fan connector | 4-pin PWM |
| Thermal Design Power (TDP) | 190 W |
| Fan power consumption | 3.6 W |
| Width | 124 mm |
| Depth | 71 mm |
| Height | 154 mm |
| Weight | 570 g |
| Fan dimensions (W x D x H) | 120 x 120 x 25 mm |
| Fan's mean time to failure (MTTF) | 60000 h |
| Warranty period | 3 year(s) |
| Package width | 163 mm |
| Package depth | 133 mm |
| Package height | 210 mm |
| Package weight | 900 g |