





The HA40201V4-1000U-A99 is SUNON's 12 VDC, 40 × 40 × 20 mm DC axial fan option for telecom cabinets, base stations, and network equipment. A listed noise value of 12.3 dB is the model's key differentiator. Review its model record during replacement evaluation. Check the full suffix before confirming connector details.
| Rated Voltage(V) | 12 |
|---|---|
| Size(mm) | 40*40*20 |
| Max.Air Flow(m³/h) | 5.5 |
| Input Power(W) | 0.42 |
| Speed(rpm) | 4500 |
| Noise(db) | 12.3 |
SUNON HA40201V4-1000U-A99 supports industrial equipment with DC brushless axial fan airflow. It is intended for installations where predictable air exchange is central to equipment stability.
SUNON's DC product line is developed around MagLev motor technology, supporting low-friction rotation, energy-conscious operation and long service life in compact formats.
The final HA40201V4-1000U-A99 selection should consider connector reach as part of the installation layout. Finishing environmental checks before release helps reduce integration uncertainty and supports reliable equipment cooling. Check that the selected variant suits the specified operating surroundings. The final assembly should be tested under its expected thermal load.
The supplied product-line reference discusses long-life cooling, but continuous-duty limits for this full suffix must be verified from its datasheet and operating conditions.
No pressure value is provided in the worksheet. Request the model-specific performance curve if pressure is critical.
The worksheet lists 0.42 W input. Check supply capacity and operating conditions before commissioning.
The workbook marks the product as RoHS compliant. Confirm UL, TUV, VDE, or other project-specific approvals for the exact suffix.
The supplied row does not state the connector or lead configuration. Follow the model-specific wiring drawing.
Match voltage, dimensions, mounting, airflow direction, airflow, pressure, connector, control signal, and protection before substitution.

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