

The VF40281BX-1Q010-S9H is SUNON's 12 VDC, 40 × 40 × 28 mm DC axial fan option for servers and data-center electronics. 27000 rpm is the model's most distinctive operating parameter. Treat the acoustic value as a primary input to application screening. Validate approvals and protection at complete-part-number level.
| Rated Voltage(V) | 12 |
|---|---|
| Size(mm) | 40x40x28 |
| Max.Air Flow(m³/h) | 36.9 |
| Max.Pressure(Pa) | 4.48 |
| Input Power(W) | 22.8 |
| Speed(rpm) | 27000 |
| Noise(db) | 64.1 |
Designed for industrial equipment, the SUNON VF40281BX-1Q010-S9H provides DC brushless axial fan cooling in a format suited to equipment integration. It helps limit local heat buildup during operation.
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.
VF40281BX-1Q010-S9H is best integrated with attention to grille resistance. Engineering teams can use acoustic evaluation for service documentation to verify thermal suitability and give buyers an auditable selection basis. Measure sound after mounting because the enclosure changes transmission.
Speed-control capability is not stated for this complete part number. Confirm the signal and controller requirements before use.
Compare its listed 22.8 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.
Yes. The worksheet lists up to 4.48 Pa; compare it with the system curve.
Review its 40 × 40 × 28 mm size, 36.9 m³/h airflow, 4.48 Pa pressure, system resistance, and available mounting space.

SUNON VF92381BX-D020-S9H combines a 92 × 92 × 38 mm DC blower platform with a 12 VDC rating for servers and data-center electronics. 4.48 Pa maximum pressure is the standout documented duty-point value. Treat the cooling output as a primary input to system commissioning. Verify bearing and signal options in the exact datasheet.
Read More
VF80864BX-1Q010-S9H serves servers and data-center electronics as a 80 × 80 × 86 mm DC blower rated at 54 VDC. The supplied data list 87.3 dB, an important acoustic selection parameter. Use the documented electrical load when planning system commissioning. Verify bearing and signal options in the exact datasheet.
Read More
SUNON VF80864BX-Q023-S9H combines a 80 × 80 × 86 mm DC blower platform with a 54 VDC rating for servers and data-center electronics. The supplied data list 81.9 dB, an important acoustic selection parameter. Review its speed benchmark during system commissioning. Verify bearing and signal options in the exact datasheet.
Read More
The VF80804BX-1Q040-S9H is SUNON's 54 VDC, 80 × 80 × 80 mm DC blower option for servers and data-center electronics. The supplied data list 84.6 dB, an important acoustic selection parameter. During technical purchasing, compare the model's selection parameters. Request the exact performance curve for final engineering signoff.
Read More
For servers and data-center electronics, VF80801BX-Q031-S9H combines 12 VDC operation with a 80 × 80 × 80 mm DC blower design. The supplied data list 80 dB, an important acoustic selection parameter. The recorded rated dataset should guide technical purchasing. Request the exact performance curve for final engineering signoff.
Read More
Applied in servers and data-center electronics, SUNON VF80761BX-Q040-S9H is a 12 VDC DC blower in a 80 × 80 × 76 mm frame. The supplied data list 78.8 dB, an important acoustic selection parameter. Use the documented ventilation capacity when planning technical purchasing. Request the exact performance curve for final engineering signoff.
Read More