UPSIREN UF-4 12cm Computer Case Fan | PC Gamer
DESCRIPCIÓN COMPLETA
UPSIREN UF-4 120mm Silent PC Case Fan – Fluid Bearing, Ultra-Low Noise
Product Description
Keep your PC cool and quiet with the UPSIREN UF-4 120mm Case Fan, engineered for silent operation and reliable airflow. Featuring fluid bearings, 9 optimized blades, and an ultra-low 20 dBA noise level, this fan delivers efficient cooling without disrupting your focus—perfect for gaming rigs, workstations, and HTPC builds.
With dual connectivity (3-pin + 4-pin) and a speed range of 600–1600 RPM, the UF-4 offers flexibility and quiet performance in one affordable package.
Key Features at a Glance
| Feature | Details |
|---|---|
| Size | 120mm × 120mm |
| Fan Speed | 600 – 1600 RPM |
| Airflow | 45 CFM |
| Noise Level | 20 dBA (ultra-quiet) |
| Bearing Type | Fluid Bearing (FDB) |
| Blades | 9 optimized blades |
| Connector | 3-pin + 4-pin compatible |
| Rated Voltage | DC 12V |
| Lifespan | 20,000 hours |
| Use | PC case cooling |
What's Included?
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UPSIREN UF-4 120mm Case Fan
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Mounting Screws
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3-pin / 4-pin Connector
Features in Detail
🔇 Ultra-Low Noise Operation
At just 20 dBA, the UF-4 is one of the quietest fans in its class. Perfect for:
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Silent PC builds
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Home theater PCs (HTPC)
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Bedroom and office computers
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Noise-sensitive environments
🌬️ Balanced Airflow
With 45 CFM of airflow, this fan provides efficient cooling for standard PC cases, ensuring your components stay within optimal temperatures without excessive noise.
🛢️ Fluid Bearing (FDB)
The fluid dynamic bearing reduces friction and vibration, resulting in:
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Smoother, quieter operation
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Extended lifespan up to 20,000 hours
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Enhanced reliability for long-term use
🔧 Versatile Connectivity
Compatible with both 3-pin (voltage control) and 4-pin (PWM) headers:
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3-pin: Speed controlled via voltage adjustment
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4-pin: PWM support for automatic speed regulation based on system temperature
🌀 9-Blade Optimized Design
The 9-blade design balances airflow and static pressure, making it ideal for:
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Case intake and exhaust
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General airflow applications
Technical Specifications
| Specification | Details |
|---|---|
| Brand | UPSIREN |
| Model | UF-4 |
| Size | 120 × 120 mm |
| Fan Speed | 600 – 1600 RPM |
| Airflow | 45 CFM |
| Noise Level | 20 dBA |
| Bearing Type | Fluid Bearing (FDB) |
| Blade Quantity | 9 |
| Connector | 3-pin / 4-pin compatible |
| Rated Voltage | DC 12V |
| Lifespan | 20,000 hours |
| Use | PC case cooling |
| Origin | Mainland China |
Perfect For
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Silent PC Builds: Ultra-low 20 dBA noise level
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Case Airflow: Reliable intake or exhaust cooling
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Home Theater PCs: Quiet operation for media centers
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Office Computers: Non-disruptive cooling
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Budget Builds: Affordable, reliable performance
Important Notes
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3-pin vs 4-pin: Fan works with both headers; PWM support on 4-pin allows motherboard speed control
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Placement: Ideal for case intake or exhaust positions
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Maintenance: Fluid bearings require no maintenance over lifespan
Keep your system cool and quiet with the UPSIREN UF-4 120mm Case Fan—ultra-low noise, fluid bearing reliability, and balanced airflow for everyday builds.
