be quiet! Silent Loop 3 420mm AIO CPU Liquid Cooler – Black
KEY FEATURES
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Advanced 3-chamber pump with 6-pole motor for whisper-quiet & efficient operation
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Massive 1,800 mm² fin area for superior heat transfer & hotspot coverage
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Three Silent Wings 4 140mm PWM high-speed fans for optimal cooling with minimal noise
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Funnel-shaped fan outlets & anti-leak radiator corners for reduced air leakage
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Elegant all-black design with optional ARGB lighting
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Easy-to-access refill port & included 100 ml coolant bottle for extended lifespan
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Flexible sleeved tubes & convenient mounting for easy installation
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Compatible with Intel & AMD, including Threadripper TR5/TR4
KEY SPEC
| Category | Parameter | Specification |
|---|---|---|
| GENERAL | Model | Silent Loop 3 420mm |
| Color | Black | |
| Total Dimensions (with fans) | 475 × 140 × 52 mm | |
| Cooling Block Dimensions | 93.5 × 80 × 56 mm | |
| Total Weight | 2.01 kg | |
| Socket Compatibility | Intel: LGA1851 / 1700 / 1200 / 1150 / 1151 / 1155 AMD: AM5 / AM4 / TR5 / TR4 |
|
| Tube Length | 400 mm | |
| Lighting | 3-pin 5V Addressable ARGB | |
| Noise Level | 19.4 dB(A) @50% / 29.3 dB(A) @75% / 34.3 dB(A) @100% RPM | |
| Warranty | 3 Years | |
| PUMP | Type | 3-Chamber Pump with 6-pole motor |
| Speed | 1700–3500 RPM (adjustable) | |
| Connector | 4-pin PWM | |
| RADIATOR | Dimensions | 457 × 140 × 27 mm |
| Material | Aluminum (black spray painted) | |
| Base Material | Copper, nickel-plated | |
| FANS | Model | Silent Wings 4 140mm PWM (3 included) |
| Size | 140 × 140 × 25 mm | |
| Max Speed | 1900 RPM | |
| Airflow | 78.4 CFM / 133.2 m³/h | |
| Static Pressure | 2.36 mm H₂O | |
| Bearing Type | Fluid Dynamic Bearing (FDB) | |
| Motor Technology | 6-pole fan motor | |
| Voltage | 12 V | |
| Power | 3.6 W / 0.30 A (Safety current 0.40 A) | |
| Cable Length | 500 mm | |
| Noise Level | 34.3 dB(A) @100% | |
| Lifespan | 300,000 h @25°C | |
| ACCESSORIES | Thermal Grease | Included |
| Mounting Set | Intel & AMD | |
| Adapter Cables | Y-cable | |
| Coolant Bottle | 100 ml included | |
| ARGB Controller | Not included | |
| User Manual Languages | CN, DE, EN, ES, FR, JP, PL, RU, TW, UA |
BOX CONTENT
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be quiet! Silent Loop 3 420mm AIO Cooler
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3 × Silent Wings 4 140mm PWM Fans
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Thermal Grease
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Intel & AMD Mounting Set
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Y-Cable Adapter
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100 ml Coolant Bottle
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User Manual
