be quiet! PURE LOOP 3 LX 12cm Liquid Cooler

be quiet! PURE LOOP 3 LX | High-Performance All-in-One Liquid Cooler

The be quiet! PURE LOOP 3 LX Processor All-in-one liquid cooler 12 cm Black 1 pc(s) delivers premium cooling performance for demanding PC builds. This 240mm radiator AIO cooler combines whisper-quiet operation with powerful thermal management, making it ideal for high-performance processors including Intel Core i9 and AMD Ryzen 9000 Series CPUs.

Slim Specs Table

Whisper-Quiet Operation for Distraction-Free Computing

The PURE LOOP 3 LX achieves remarkably low noise levels of just 15.5 dB at minimum speed, rising to only 35 dB at maximum. This makes it perfect for quiet home offices, content creation workstations, and gaming setups where acoustic comfort matters. The PWM-enabled fans automatically adjust speed based on thermal load, ensuring optimal balance between cooling performance and noise reduction.

Universal Compatibility for Modern Processors

This AIO cooler supports the latest processor platforms including Intel’s LGA 1851 and LGA 1700 sockets, plus AMD’s AM5 and AM4 platforms. The comprehensive socket compatibility covers everything from mainstream CPUs to high-end processors like Intel Core i9 and AMD Ryzen 9000 Series. Before purchasing, confirm your specific motherboard socket matches the supported list to ensure proper fitment.

Premium Thermal Performance with Copper Base Plate

The copper base plate provides excellent heat transfer from your processor to the cooling loop. Combined with the 240mm aluminum radiator and dual 120mm fans, this system delivers up to 105.1 m³/h airflow and 2.51 mmH2O maximum air pressure. These specifications ensure reliable thermal management even under heavy workloads, making it suitable for overclocking and sustained performance tasks.

Elegant Black Design with Multi-Color Illumination

The black finish and customizable multi-color LED illumination add a sophisticated aesthetic to your build. The 9-blade fans feature daisy-chain connectivity for simplified cable management. The compact 52mm pump height ensures compatibility with most PC cases while maintaining efficient liquid circulation at speeds up to 5500 RPM.

Box contents

• be quiet! PURE LOOP 3 LX liquid cooler
• Mounting kit for supported sockets
• Thermal grease
• User manual

Check before you buy

• Confirm your processor socket matches the supported list (LGA 1851, 1700, 1200, AM5, AM4)
• Verify your case has adequate space for 240mm radiator mounting
• Check clearance around CPU socket for pump/block assembly
• Ensure your case supports the 40cm tube length for optimal routing

Frequently Asked Questions

Q: Is this cooler compatible with Intel 14th generation processors?

A: Yes, it supports LGA 1700 and LGA 1851 sockets used by Intel 14th gen CPUs.

Q: What is the maximum CPU TDP this cooler can handle?

A: The cooler is designed for high-performance CPUs including Intel Core i9 and AMD Ryzen 9000 Series, suitable for most mainstream to high-end processors.

Q: Can I control the RGB lighting?

A: Yes, the multi-color illumination can be customized through compatible motherboard RGB control software.

Q: What are the radiator dimensions?

A: The radiator measures 120mm x 27.7cm x 2.7cm (W x D x H).

Q: Does it come with thermal paste pre-applied?

A: Thermal grease is included in the box but not pre-applied to the cooler.

The Consultant’s verdict & warranty

The be quiet! PURE LOOP 3 LX offers exceptional value for users seeking premium cooling performance with minimal noise. Its broad platform support, efficient thermal design, and elegant aesthetics make it suitable for both gaming and professional applications. Covered by the standard Manufacturer Warranty.