Description
The Sunon MF92251V3-1Q03C-S9A is a precision-engineered DC axial fan utilizing proprietary Magnetic Levitation (MagLev) technology to eliminate friction and vibration. Designed for applications requiring acoustic silence without compromising thermal efficiency, this unit features a 4-wire PWM interface for dynamic speed regulation. The Vapo bearing system ensures extended operational lifecycle and stability, making it a superior choice for continuous-duty electronics.
TECHNICAL SPECIFICATIONS
Manufacturer: Sunonwealth Electric Machine Industry Co., Ltd.
Model Number: MF92251V3-1Q03C-S9A
Component Type: DC Axial Fan
Series: MagLev MF Series
Frame Dimensions: 92mm x 92mm x 25mm
Rated Voltage: 12V DC
Operating Voltage Range: 4.5V to 13.8V DC
Rated Current: 0.08 A (Typical)
Power Consumption: 0.96 W
Rated Speed: 2400 RPM ± 15%
Max Airflow: 39.5 CFM (1.12 m³/min)
Static Pressure: 0.10 Inch-H2O
Acoustic Noise: 28.0 dBA
Bearing System: Vapo Bearing (MagLev)
Control Interface: 4-Wire PWM (Pulse Width Modulation)
Signal Output: 3rd Wire Tachometer / 4th Wire PWM
Housing Material: Thermoplastic PBT (UL94V-0)
Impeller Material: Thermoplastic PBT (UL94V-0)
Operating Temperature: -10°C to +70°C
Life Expectancy: 70,000 Hours at 40°C
Weight: 92.0 g
Safety Certifications: UL, CUR, TUV, CE
INDUSTRIAL APPLICATION
This specific configuration is engineered for noise-sensitive electronic enclosures, such as medical diagnostic equipment, studio-grade audio servers, and precision laboratory instrumentation. The MagLev technology significantly reduces rotor tilt and vibration, ensuring Technical Compatibility with sensitive optical or measuring devices where micro-vibrations can cause data errors. The PWM functionality allows the host system to modulate cooling based on real-time thermal loads, optimizing energy consumption and acoustic signature.
LOGISTICS AND COMPLIANCE
This unit represents Original Engineering from Sunon, ensuring adherence to strict quality control standards. For maintenance planning and lifecycle management, verify current Lead Time availability to prevent downtime in critical cooling subsystems.









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