Introducing the be quiet! Pure Loop 3 240mm Intel/AMD Liquid CPU Cooler BW027US — a refined All-in-One thermal solution engineered to keep high-performance CPUs running cooler, quieter, and more reliably under load. Crafted by be quiet!, a brand synonymous with low-noise PC components, the Pure Loop 3 combines a slim 240mm radiator with advanced pump and fan technology to deliver strong heat dissipation while preserving a tranquil system soundscape. Whether you’re gaming, creating content, or pushing a slightly overclocked processor, this cooler is built to manage the heat so your CPU can perform at its best.
Benefits
- Quiet operation for focused work and immersive gaming: The Pure Loop 3 prioritizes acoustic performance, using a state-of-the-art PWM pump with a 6-pole motor and highly optimized fans to minimize vibrations and audible noise.
- Effective thermal control under sustained loads: A 240mm radiator and twin 120mm fans provide the cooling capacity needed to tame modern CPUs, helping maintain boost clocks and system stability during intensive tasks.
- Broad compatibility and flexibility: Designed to support a wide range of current Intel and AMD sockets, this cooler lets you upgrade or build across platforms without worrying about mounting constraints.
- User-friendly installation and upkeep: Engineered for straightforward mounting and routine maintenance, the Pure Loop 3 is accessible to builders of all experience levels, offering a smooth setup process and dependable operation.
- Clean system aesthetics: The all-in-one design and low-profile tubing deliver a tidy, professional look inside your case while keeping cable clutter and custom loop complexity at bay.
- High-performance 240mm radiator: A dense, efficient 240mm radiator surface area provides strong thermal transfer for CPU heat, making this cooler well-suited to mainstream and slightly overclocked systems that demand reliable cooling capacity.
- Precision PWM pump with 6-pole motor: The advanced PWM-controlled pump reduces vibrations and noise while ensuring consistent coolant flow. Fine control keeps the system balanced between cooling performance and acoustic discretion.
- Dual Pure Wings 3 120mm PWM fans: Two high-speed 120mm fans generate substantial airflow (approx. 55–65 CFM) to move heat away from the radiator quickly, while their aerodynamic blade design keeps turbulence and noise to a minimum.
- Low acoustic signature: Designed for a quiet computing environment, the Pure Loop 3 operates in a restrained noise band (roughly 35–40 dBA under typical conditions), allowing you to enjoy games, content creation, or productivity without intrusive fan noise.
- Wide socket compatibility and easy fitment: Compatible with Intel LGA 1151, 1200, 1700, 1851 and AMD Socket AM4 and AM5, this cooler fits a broad spectrum of modern motherboards and makes upgrades or multi-platform builds effortless.
Key features
Summary
The be quiet! Pure Loop 3 240mm Intel/AMD Liquid CPU Cooler BW027US brings together efficient cooling, meticulous noise control, and practical compatibility for discerning PC builders and gamers. With a thoughtfully engineered pump, two high-performance Pure Wings 3 fans, and a compact 240mm footprint, it provides the balance of thermal performance and quiet operation required by today’s demanding workloads. If you want dependable temperature management without compromising on acoustics or appearance, the Pure Loop 3 is a compelling choice for your next build.
| Manufacturer | be quiet! |
|---|---|
| Manufacturer Part | BW027US |
| UPC | 4260052193167 |
| Socket Compatibility | Intel LGA 1151, Intel LGA 1200, Intel LGA 1700, Intel LGA 1851, AMD Socket AM4, AMD Socket AM5 |
| Size Type | 240mm |
| Air Flow | 55-65 CFM |
| Noise Level | 35-40 dBA |
| RGB | No |
| Manufacturer Warranty | Limited 3 Years |






