

Sized for servers and data-center electronics, SUNON PF40281B2-10000-A9H is a 12 VDC DC axial fan in a 40 × 40 × 28 mm frame. 13000 rpm is the model's most distinctive operating parameter. Treat the catalog specification as a primary input to design qualification. Match the exact part number before approving a substitute.
| Rated Voltage(V) | 12 |
|---|---|
| Size(mm) | 40x40x28mm |
| Max.Air Flow(m³/h) | 30.6 |
| Max.Pressure(Pa) | 288.9 |
| Input Power(W) | 2.64 |
| Speed(rpm) | 13000 |
| Noise(db) | 48.7 |
The PF40281B2-10000-A9H from SUNON addresses cooling needs in server and data-center equipment. As a DC brushless axial fan, it creates a defined inlet-to-outlet route across the thermal load.
The SUNON product series carries RoHS compliance and recognized safety approvals; buyers should confirm the approval marks for this exact suffix and target market. System resistance, grille geometry and cable clearance should be reviewed together to maintain predictable air delivery.
When qualifying PF40281B2-10000-A9H, give specific attention to service access. Use prototype trials during sourcing review to align enclosure cooling, mechanical integration and lifecycle sourcing expectations. Retain access for inspection, cleaning and replacement after installation.
SUNON PF40281B2-10000-A9H serves server platforms. Airflow around processors, memory and power components helps address sustained computing loads. The fan gives OEM equipment a defined air route and supports stable server operation. It supports reliable equipment cooling.
SUNON PF40281B2-10000-A9H serves storage equipment. Airflow around drives, controllers and power assemblies helps address continuous data workloads. The fan gives OEM equipment a defined air route and supports reliable storage availability. It supports reliable equipment cooling.
SUNON PF40281B2-10000-A9H serves edge-computing systems. Airflow around compact processing and communication modules helps address high heat density. The fan gives OEM equipment a defined air route and supports consistent thermal control. It supports reliable equipment cooling.
SUNON PF40281B2-10000-A9H serves data-center equipment. Airflow around critical computing assemblies helps address round-the-clock heat generation. The fan gives OEM equipment a defined air route and supports infrastructure availability. It supports reliable equipment cooling.
Assess reliability from the exact bearing, temperature, protection, and life data. The supplied series note alone does not confirm every suffix-specific option.
The exact IP or protection option is not stated in the supplied row. Confirm the full suffix in the applicable SUNON datasheet.
Match voltage, dimensions, mounting, airflow direction, airflow, pressure, connector, control signal, and protection before substitution.
Compare its listed 2.64 W input with the required airflow and run time. Total savings depend on the complete system duty point.
The worksheet lists 48.7 dB. Installation distance, airflow resistance, and enclosure acoustics can change the measured result.

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