

Specified at 12 VDC, PF40561BX-10000-S9H is a SUNON DC axial fan for servers and data-center electronics in 40 × 40 × 56 mm dimensions. 3.76 Pa maximum pressure is the standout documented duty-point value. Treat the rotational rating as a primary input to application screening. Validate approvals and protection at complete-part-number level.
| Rated Voltage(V) | 12 |
|---|---|
| Size(mm) | 40x40x56 |
| Max.Air Flow(m³/h) | 31.7 |
| Max.Pressure(Pa) | 3.76 |
| Input Power(W) | 16.68 |
| Speed(rpm) | 21500/18000 |
| Noise(db) | 65.9 |
SUNON PF40561BX-10000-S9H is a DC brushless axial fan for industrial equipment. It establishes forced airflow where passive cooling cannot adequately protect heat-producing assemblies.
The SUNON product series carries RoHS compliance and recognized safety approvals; buyers should confirm the approval marks for this exact suffix and target market. The enclosure should direct air across the heat source because bypass flow can reduce cooling even when the fan runs normally.
To integrate PF40561BX-10000-S9H effectively, review outlet geometry at equipment level and arrange acoustic evaluation for service documentation. Confirmed system compatibility supports stable cooling and repeatable procurement. Preserve a clear discharge region to avoid unnecessary downstream turbulence.
The worksheet lists 16.68 W input. Check supply capacity and operating conditions before commissioning.
It is listed for servers and data-center electronics. 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.
Match voltage, dimensions, mounting, airflow direction, airflow, pressure, connector, control signal, and protection before substitution.
Stock and lead time can change. Confirm the exact suffix, quantity, and delivery date with the supplier before ordering.

Engineered for servers and data-center electronics, SUNON PF40561BX-10000-A9H is a 12 VDC DC axial fan in a 40 × 40 × 56 mm frame. 936.6 Pa maximum pressure is the standout documented duty-point value. Base design qualification on the stated selection parameters. Match the exact part number before approving a substitute.
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