

Used in servers and data-center electronics, SUNON HA40101V4-1D070-G99 is a 12 VDC DC axial fan in a 40 × 40 × 10 mm frame. A listed noise value of 15.7 dB is the model's key differentiator. Treat the acoustic value as a primary input to reliability evaluation. Treat bearing and life data as suffix-specific.
| Rated Voltage(V) | 12 |
|---|---|
| Size(mm) | 40x40x10mm |
| Max.Air Flow(m³/h) | 9.2 |
| Max.Pressure(Pa) | 22.4 |
| Input Power(W) | 0.38 |
| Speed(rpm) | 5000 |
| Noise(db) | 15.7 |
The SUNON HA40101V4-1D070-G99 positions a DC brushless axial fan for server and data-center equipment. Its airflow path supports heat removal from enclosed components and toward the equipment exhaust.
The SUNON product series carries RoHS compliance and recognized safety approvals; buyers should confirm the approval marks for this exact suffix and target market. Acoustic performance depends on the enclosure and operating point; low-turbulence integration helps avoid additional airflow noise.
HA40101V4-1D070-G99 is best integrated with attention to grille resistance. Engineering teams can use airflow mapping in equipment qualification to verify thermal suitability and give buyers an auditable selection basis. Account for the pressure loss introduced by guards and protective screens.
SUNON HA40101V4-1D070-G99 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 HA40101V4-1D070-G99 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 HA40101V4-1D070-G99 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 HA40101V4-1D070-G99 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.
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.
Keep the airflow path clear, secure the frame without distortion, and follow the exact wiring diagram and voltage rating.
Review its 40 × 40 × 10 mm size, 9.2 m³/h airflow, 22.4 Pa pressure, system resistance, and available mounting space.
It is listed for servers and data-center electronics. Check dimensions, airflow, pressure, and the installation environment against the actual equipment.
Confirm any missing bearing, connector, control, IP rating, life, certification, and performance-curve details for the complete part number.

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