

SUNON PF40281B1-1D030-S9H combines a 40 × 40 × 28 mm DC axial fan platform with a 12 VDC rating for servers and data-center electronics. 17600 rpm is the model's most distinctive operating parameter. For design qualification, start with the supplied cooling output. Match the exact part number before approving a substitute.
| Rated Voltage(V) | 12 |
|---|---|
| Size(mm) | 40x40x28mm |
| Max.Air Flow(m³/h) | 42.3 |
| Max.Pressure(Pa) | 510.6 |
| Input Power(W) | 6.12 |
| Speed(rpm) | 17600 |
| Noise(db) | 56 |
For industrial equipment, SUNON PF40281B1-1D030-S9H serves as a DC brushless axial fan. The fan supports temperature control in equipment that runs through sustained or repeated duty cycles.
The SUNON product series carries RoHS compliance and recognized safety approvals; buyers should confirm the approval marks for this exact suffix and target market. Correct airflow direction and inlet clearance help translate the documented operating point into reliable equipment-level cooling.
When qualifying PF40281B1-1D030-S9H, give specific attention to service access. Use environmental checks during sourcing review to align enclosure cooling, mechanical integration and lifecycle sourcing expectations. Check that the selected variant suits the specified operating surroundings.
Assess reliability from the exact bearing, temperature, protection, and life data. The supplied series note alone does not confirm every suffix-specific option.
The supplied row does not state the connector or lead configuration. Follow the model-specific wiring drawing.
Inspect for dust, blocked airflow, abnormal noise, loose mounting, and wiring damage. Isolate power before cleaning or service.
Compare its listed 6.12 W input with the required airflow and run time. Total savings depend on the complete system duty point.
The listed rating is 12 VDC. Verify polarity or mains frequency, wiring, and protection before commissioning.
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.

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