be quiet! Silent Loop 3 240mm AIO Liquid CPU Cooler
The be quiet! Silent Loop 3 240mm is a premium All-in-One (AIO) water cooling solution tailored for modern high-performance CPUs, including Intel Core i9 and AMD Ryzen 9 series. Combining advanced cooling technology with a sleek, understated design, it delivers powerful thermal performance with near-silent operation.
High-Performance Cooling for Modern CPUs
-
Optimized for high-end processors such as Intel Core i9 and AMD Ryzen 9
-
Large 1,800 mm² fin area on the cooling block for efficient heat transfer
- Comprehensive coverage of CPU hot spots for consistent thermal performance
Advanced Pump and Cooling Block Design
-
Innovative 3-chamber pump minimizes turbulence and reduces noise
-
Dampened, adjustable pump with 6-pole motor for smooth, quiet operation
- Engineered for whisper-quiet cooling even under intensive workloads
Silent Wings 4 120mm PWM High-Speed Fans
- Includes two Silent Wings 4 120mm PWM high-speed fans
-
Radiator corners for optimized radiator mounting
- Designed for:
- High static pressure for efficient radiator cooling
- Near-inaudible performance
- Optimized airflow through unique blade design and funnel-shaped air outlets
Elegant Design with Discreet ARGB
-
Sleek premium aesthetic for modern systems
-
Subtle ARGB lighting on the cooling block for customizable illumination
- Discreet lighting to enhance, not overpower, your build’s look
Easy Maintenance and Long-Term Use
-
Accessible refill port for user-friendly maintenance
-
Coolant bottle included to support prolonged lifespan and continued performance
Technical Specifications
Radiator
| Specification |
Detail |
| Dimensions |
274 x 120 x 27 mm (L x W x H) |
| Material |
Aluminum |
Fans (Silent Wings 4 120mm PWM High-Speed)
| Specification |
Detail |
| Dimensions |
120 x 120 x 25 mm |
| Speed |
Up to 2,500 RPM |
| Airflow |
Up to 76.7 CFM (130.3 m³/h) |
| Air Pressure |
Up to 3.96 mmH₂O |
| Noise Level |
Up to 36.9 dB(A) |
| Bearing Type |
Fluid Dynamic Bearing (FDB) |
| Connector |
4-pin PWM |
| Rated Voltage |
12V |
| Power Consumption |
3.6W |
| Current |
0.3A |
| MTTF |
300,000 hours |
Pump
| Specification |
Detail |
| Dimensions |
86 x 74 x 47 mm (L x W x H) |
| Speed Range |
1,700 – 3,500 RPM |
| Connector |
4-pin |
Tubing
| Specification |
Detail |
| Length |
400 mm |
| Material |
Flexible sleeved rubber with bend protection |
Lighting
| Specification |
Detail |
| Type |
ARGB (Addressable RGB) |
| LED Connector |
3-pin |
| LED Voltage |
5V |
Socket Compatibility
| Platform |
Supported Sockets |
| Intel |
1851, 1700, 1200, 1150, 1151, 1155 |
| AMD |
AM5, AM4, TR5, TR4 (bracket included) |
Warranty
The be quiet! Silent Loop 3 240mm is engineered for exceptional cooling performance and whisper-quiet acoustics, making it a compelling choice for high-end systems that demand efficient, reliable, and elegantly designed thermal management.
