Description
The Sony SFF21A is a precision-engineered Axial Fan designed for applications requiring minimal acoustic signatures and high reliability. Utilizing Sony’s proprietary S-FDB (Fluid Dynamic Bearing) technology, this unit eliminates mechanical friction inherent in traditional ball bearing designs, resulting in a sealed oil structure that significantly extends operational lifespan and maintains thermal impedance stability. The aerodynamic blade geometry is optimized for low-turbulence airflow, ensuring efficient heat dissipation while maintaining structural rigidity under continuous operation. This 12VDC cooling solution offers a superior balance between static pressure and noise generation, making it ideal for noise-sensitive electronic environments.
Model Number: SFF21A
Brand: Sony
Product Type: Axial Fan
Rated Voltage: 12VDC
Voltage Range: 10.2 – 13.8 VDC
Rated Current: 0.10 A
Power Input: 1.20 W
Rated Speed: 800 RPM
Bearing Type: S-FDB (Fluid Dynamic Bearing)
Max. Air Flow: 33.5 CFM (56.9 m³/h / 0.95 m³/min)
Max. Static Pressure: 0.65 mmH₂O (6.37 Pa / 0.025 inH₂O)
Noise Level: 8.7 dBA
Dimensions: 120x120x25mm
Weight: 160 g
Life Expectancy: 150,000 Hours at 25°C
Termination: 3-Wire Lead
Connector: 3-Pin Standard
Housing Material: PBT (UL94V-0)
Impeller Material: PBT (UL94V-0)
Operating Temperature: -10°C to +70°C
Safety Certifications: UL, cUL, TUV, CE
The SFF21A is specifically engineered for deployment in ultra-quiet computing environments and precision audio-visual equipment where acoustic interference must be minimized. Common integration points include home theater PC (HTPC) chassis, silent server racks, and high-fidelity audio recording workstations. The SFF21A provides consistent thermal management for sensitive components without introducing vibration or motor noise, ensuring optimal performance in medical instrumentation and laboratory analysis devices.
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Additional information
| Shipping Weight | 1 kg |
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