be quiet! Pure Loop 3 280mm (BW028) – Supreme and Quiet Cooling
The be quiet! Pure Loop 3 280mm is a high-performing, silent All-in-One water cooling unit designed for users with overclocked systems. Created for purists who prefer powerful yet subtle cooling, it delivers impressive performance with minimal noise and a clean, elegant look.
Key Features
- Impressively high cooling performance for all consumer CPUs
- State-of-the-art PWM pump with 6-pole motor for extremely low vibrations
- 2x Pure Wings 3 140mm PWM high-speed fans
- High static pressure
- Very quiet operation
- Daisy-chained PWM fans for maximum convenience and simplified cable management
- Flexible sleeved tubes and simple mounting for easy handling
- Easy-to-access refill port for convenient maintenance
- Neat, elegant design with subtle details
- 3-year manufacturer’s warranty
- Product conception, design and quality control in Germany
Specifications
General Data
| Attribute | Detail |
|---|---|
| Model | Pure Loop 3 | 280mm |
| Color option | N/A |
| Dimensions radiator incl. fan (H x W x D), mm | 317 x 140 x 52 |
| Dimensions cooling block (H x W x D), mm | 68.5 x 93.4 x 44.9 |
| Total weight (kg) | 1.064 |
| Socket compatibility Intel | 1851 / 1700 / 1200 / 1151 / 1150 / 1155 |
| Socket compatibility AMD | AM5 / AM4 |
| Noise level (dB(A)) at 50% / 75% / 100% rpm | 16.5 / 28.5 / 36.6 |
| Number of fans | 2 |
| Lighting connector | No |
| Tube length (mm) | 400 |
| Refill port | Yes |
Pump Specifications
| Attribute | Detail |
|---|---|
| Pump speed (rpm) | 5500 |
| Pump adjustable (rpm) | 3000 – 5500 |
| Pump connector | 4-pin PWM |
Radiator Specifications
| Attribute | Detail |
|---|---|
| Dimensions (L x W x H), mm | 317 x 140 x 27 |
| Radiator material / finish | Aluminum |
| Base material / finish | Copper |
Fan Specifications
| Attribute | Detail |
|---|---|
| Fan model | Pure Wings 3 140mm PWM high-speed |
| Fan dimensions (mm) | 140 x 25 x 140 |
| Speed at 100% PWM (rpm) | 1800 |
| Airflow at 100% PWM / 12V (cfm / m³/h) | 72.2 / 122.6 |
| Air pressure at 100% PWM / 12V (mm H₂O) | 2.44 |
| Bearing technology | Rifle |
| Motor technology | 4-pole |
| Rated voltage (V) | 12 |
| Input current (A) | 0.13 |
| Safety current (A) | 0.45 |
| Input power (W) | 5.4 |
| Connector | 4-pin PWM |
| Cable length (mm) | 30 / 110 + daisy chain |
| Lifespan (h / 25°C) | 80,000 |
Accessories
| Accessory | Included |
|---|---|
| Thermal grease (Type) | Included |
| Mounting set | Intel, AMD |
| Adapter cables | 4-pin PWM extension |
| Bottle of coolant (ml) | No |
| ARGB controller with SATA cable | No |
| ARGB-PWM-Hub | No |
User Manual Languages
CN, DE, EN, ES, FR, JP, PL, RU, TW
Safety Certifications & Environmental Directives
| Category | Detail |
|---|---|
| Approvals | CE, UKCA, FCC |
| RoHS | Yes |
| WEEE | Yes |
| Triman | Yes |
Service
| Attribute | Detail |
|---|---|
| Warranty (Years) | 3 |
| International hotline / free of charge | Yes / DE, FR, US |
Logistics Data
| Attribute | Detail |
|---|---|
| Package dimensions (L x W x H), mm | 365 x 205 x 152 |
| Gross weight, package (kg) | 1.95 |
| Pieces per packaging unit | 6 |
| Shipping box dimensions (L x W x H), mm | 476 x 380 x 438 |
| Gross weight, shipping box (kg) | 13.07 |
