Be quiet! Pure Rock Pro 3 LX Air Cooler
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About This Item
- 250 W TDP for high-performance processors
- 6 heat pipes with 6 mm diameter for efficient heat transfer
- 2x 12 cm fans with 61.8 CFM airflow and 34.8 dB noise
- Multi-colour LED illumination with Light Wings LX design
- Supports LGA 1150/1151/1155/1200/1700/1851 and AM4/AM5 sockets
- Copper base plate compatible with liquid metal thermal grease
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be quiet! Pure Rock Pro 3 LX | High-Performance Dual-Fan CPU Cooler
The be quiet! Pure Rock Pro 3 LX Black Processor Air cooler delivers impressive thermal performance in a compact form factor. Designed for demanding processors up to 250W TDP, this dual-fan cooler combines striking aesthetics with powerful cooling technology. The nickel-plated copper base ensures efficient heat distribution across six 6mm heat pipes, while the illuminated Light Wings LX fans add a premium visual touch to your build.
Key Specifications
| Metric | Spec |
|---|---|
| Fan Size | 120mm x 2 |
| TDP Rating | 250W |
| Maximum Airflow | 105.1 m³/h |
| Noise Level | 14-34.8 dB |
| Supported Sockets | LGA 1150/1151/1155/1200/1700/1851, AM4, AM5 |
Exceptional Cooling Performance for Demanding Systems
The Pure Rock Pro 3 LX is engineered to handle high-performance processors with ease. Its six heat pipes efficiently transfer heat away from your CPU, while the dual 120mm fans provide substantial airflow without excessive noise. The copper base plate with nickel plating ensures optimal heat distribution, making this cooler suitable for intensive workloads, gaming, and content creation. With a maximum airflow of 105.1 m³/h and quiet operation between 14-34.8 dB, you’ll maintain excellent system temperatures without disruptive fan noise.
Versatile Socket Compatibility for Modern Builds
This cooler supports a wide range of current and recent processor sockets, making it an excellent choice for both Intel and AMD systems. You can install it on Intel LGA 1150, 1151, 1155, 1200, 1700, and 1851 platforms, as well as AMD AM4 and AM5 sockets. This broad compatibility ensures the Pure Rock Pro 3 LX will work with most modern desktop processors, from mainstream CPUs to high-end chips. The included mounting kit contains everything needed for installation across these platforms.
Premium Design with Illuminated Aesthetics
The Pure Rock Pro 3 LX features a sleek black heatsink with a premium finish that complements any build. The standout feature is the illuminated Light Wings LX fans, which provide a striking visual effect with multi-colour lighting. The compact 155mm height ensures compatibility with most standard ATX cases, while the 124mm width and 139mm depth provide substantial cooling surface area. The black cover design gives this cooler a sophisticated appearance that looks equally impressive in windowed cases or under desk setups.
Check before you buy
- Confirm your CPU socket is supported (LGA 1150/1151/1155/1200/1700/1851 or AM4/AM5)
- Verify your case has sufficient clearance for 155mm height
- Check that your motherboard layout accommodates a 124mm wide cooler
- Ensure you have a 4-pin fan header available for PWM control
Frequently Asked Questions
Q: What is the maximum CPU power this cooler can handle?
A: The Pure Rock Pro 3 LX is rated for processors up to 250W TDP.
Q: Are the fans PWM controlled?
A: Yes, both fans support 4-pin PWM for automatic speed control.
Q: Does this cooler support liquid metal thermal paste?
A: Yes, it is compatible with liquid metal thermal grease applications.
Q: What are the dimensions of this cooler?
A: The cooler measures 124mm wide, 139mm deep, and 155mm high.
Q: Is there a warranty included?
A: Yes, it comes with a 3-year manufacturer warranty.
The Consultant’s verdict & warranty
The be quiet! Pure Rock Pro 3 LX represents an excellent balance of performance, aesthetics, and value for users with high-performance processors. Its 250W TDP rating, dual-fan configuration, and broad socket compatibility make it suitable for demanding applications while maintaining quiet operation. The illuminated fans add visual appeal without compromising cooling efficiency. Covered by the standard Manufacturer Warranty, this cooler offers peace of mind for your investment. Ideal for gamers, content creators, and anyone running high-end processors who wants effective cooling with a premium appearance.
| Performance | |
|---|---|
| Suitable location | Processor |
| Fan connector | 4-pin |
| Pulse-width modulation (PWM) support | Yes |
| Rotational speed (max) | 2000 RPM |
| Fins material | Aluminium |
| Bearing type | Rifle bearing |
| Thermal Design Power (TDP) | 250 W |
| Noise level (low speed) | 14 dB |
| Noise level (high speed) | 34.8 dB |
| Number of heat pipes | 6 |
| Heat pipes diameter | 6 mm |
| Fan thickness | 2.5 cm |
| Type | Air cooler |
| Fan diameter | 12 cm |
| Supported processor sockets | LGA 1150 (Socket H3), LGA 1151 (Socket H4), LGA 1155 (Socket H2), LGA 1200 (Socket H5), LGA 1700, LGA 1851, Socket AM4, Socket AM5 |
| Maximum airflow | 61.8 cfm |
| Maximum air pressure | 2.51 mmH2O |
| Airflow | 105.1 m³/h |
| Number of fans | 2 fan(s) |
| Quantity per pack | 1 pc(s) |
| Fan's mean time to failure (MTTF) | 60000 h |
| Design | |
| Fan connector | 4-pin |
| Fins material | Aluminium |
| Number of heat pipes | 6 |
| Number of fans | 2 fan(s) |
| Illumination colour | Multi |
| Product colour | Black |
| Cable length | 0.12 m |
| Illumination LED | Yes |
| Base plate material | Copper |
| Technical details | |
| Thermal Design Power (TDP) | 250 W |
| Noise level (low speed) | 14 dB |
| Noise level (high speed) | 34.8 dB |
| Number of heat pipes | 6 |
| Heat pipes diameter | 6 mm |
| Fan thickness | 2.5 cm |
| Type | Air cooler |
| Fan diameter | 12 cm |
| Supported processor sockets | LGA 1150 (Socket H3), LGA 1151 (Socket H4), LGA 1155 (Socket H2), LGA 1200 (Socket H5), LGA 1700, LGA 1851, Socket AM4, Socket AM5 |
| Maximum airflow | 61.8 cfm |
| Maximum air pressure | 2.51 mmH2O |
| Airflow | 105.1 m³/h |
| Number of fans | 2 fan(s) |
| Cable length | 0.12 m |
| Fan connector | 4-pin |
| Illumination LED | Yes |
| Sustainability certificates | Triman |
| Warranty period | 3 year(s) |
| Compliance certificates | CE, RoHS, TÜV mark, UKCA, UL, WEEE |
| Ports & interfaces | |
| Fan connector | 4-pin |
| Power | |
| Thermal Design Power (TDP) | 250 W |
| Fan power consumption | 5.4 W |
| Fan voltage | 12 V |
| Fan current | 0.1 A |
| Colour | |
| Product colour | Black |
| Weight & dimensions | |
| Fan dimensions (W x D x H) | 120 x 120 x 25 mm |
| Package depth | 163 mm |
| Package width | 178 mm |
| Package height | 210 mm |
| Heat pipes diameter | 6 mm |
| Fan thickness | 2.5 cm |
| Width | 124 mm |
| Package weight | 1.4 kg |
| Depth | 139 mm |
| Height | 155 mm |
| Weight | 1.08 kg |
| Cable length | 0.12 m |
| Radiator width | 12.4 cm |
| Radiator depth | 11.4 cm |
| Radiator height | 15.5 cm |
| Packaging data | |
| Package depth | 163 mm |
| Package width | 178 mm |
| Package height | 210 mm |
| Package weight | 1.4 kg |
| Indication | |
| Illumination colour | Multi |
| Packaging content | |
| Mounting kit | Yes |
| Logistics data | |
| Shipping (inner) case width | 34.2 cm |
| Shipping (inner) case length | 55.2 cm |
| Shipping (inner) case height | 45 cm |
| Shipping (inner) case gross weight | 17.9 kg |
| Products per shipping (inner) case | 16 pc(s) |
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