





Within telecom cabinets, base stations, and network equipment, HA50151V4-1000U-A99 provides a 50 × 50 × 15 mm, 12 VDC DC axial fan configuration. A listed noise value of 15.4 dB is the model's key differentiator. Review its dimensional envelope during system-resistance review. Use current model documentation to validate protection choices.
| Rated Voltage(V) | 12 |
|---|---|
| Size(mm) | 50*50*15 |
| Max.Air Flow(m³/h) | 7.7 |
| Input Power(W) | 0.42 |
| Speed(rpm) | 3200 |
| Noise(db) | 15.4 |
The HA50151V4-1000U-A99 from SUNON addresses cooling needs in industrial equipment. As a DC brushless axial fan, it creates a defined inlet-to-outlet route across the thermal load.
SUNON's DC product line is developed around MagLev motor technology, supporting low-friction rotation, energy-conscious operation and long service life in compact formats. Separating cool intake air from warm exhaust limits recirculation and improves heat-transfer effectiveness inside the equipment.
System designers selecting HA50151V4-1000U-A99 should account for filter loading, then schedule prototype trials before release. This approach links equipment cooling needs with practical procurement and service decisions. Allow operating margin for dust accumulation across the selected filter.
Inspect for dust, blocked airflow, abnormal noise, loose mounting, and wiring damage. Isolate power before cleaning or service.
Compare its listed 0.42 W input with the required airflow and run time. Total savings depend on the complete system duty point.
The worksheet lists 15.4 dB. Installation distance, airflow resistance, and enclosure acoustics can change the measured result.
Verify supply, wiring, obstructions, impeller movement, and protection status. Use the model datasheet before replacement or repair.
No pressure value is provided in the worksheet. Request the model-specific performance curve if pressure is critical.

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