





Engineered for telecom cabinets, base stations, and network equipment, SUNON EF40201BX-1000U-S99 is a 12 VDC DC axial fan in a 40 × 40 × 20 mm frame. 8200 rpm is the model's most distinctive operating parameter. For acoustic assessment, start with the supplied selection parameters. Match the exact part number before approving a substitute.
| Rated Voltage(V) | 12 |
|---|---|
| Size(mm) | 40*40*20 |
| Max.Air Flow(m³/h) | 18.36 |
| Input Power(W) | 0.78 |
| Speed(rpm) | 8200 |
| Noise(db) | 28.5 |
SUNON EF40201BX-1000U-S99 brings active air movement to industrial equipment. This DC brushless axial fan helps equipment designers control thermal conditions around densely arranged parts.
A documented free-air delivery of up to 18.36 m3/h supports heat-removal planning. Filters, guards and restricted passages must be included when selecting the real duty point. The brushless DC motor architecture supports efficient electronic commutation and stable rotational performance for compact equipment cooling.
Before adopting EF40201BX-1000U-S99, engineers should evaluate mounting rigidity. Carry out airflow mapping during prototype approval so the chosen fan can be released with clear installation and sourcing requirements. Use a firm support surface to limit movement at the fan frame.
The worksheet lists 0.78 W input. Check supply capacity and operating conditions before commissioning.
It is listed for telecom cabinets, base stations, and network equipment. Check dimensions, airflow, pressure, and the installation environment against the actual equipment.
The exact IP or protection option is not stated in the supplied row. Confirm the full suffix in the applicable SUNON datasheet.
Inspect for dust, blocked airflow, abnormal noise, loose mounting, and wiring damage. Isolate power before cleaning or service.
Its documented 12 VDC rating and 8200 rpm is the model's most distinctive operating parameter. allow comparison with the required duty point without assuming unlisted options.

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