

The XG40561BX-1Q872-S9T is SUNON's 12 VDC, 40 × 40 × 56 mm DC blower option for servers and data-center electronics. The supplied data list 85 dB, an important acoustic selection parameter. The recorded ventilation capacity should guide application screening. Validate approvals and protection at complete-part-number level.
| Rated Voltage(V) | 12 |
|---|---|
| Size(mm) | 40x40x56 |
| Max.Air Flow(m³/h) | 47.4 |
| Max.Pressure(Pa) | 15.34 |
| Input Power(W) | 74.4 |
| Speed(rpm) | 38000/34600 |
| Noise(db) | 85 |
For industrial equipment, SUNON XG40561BX-1Q872-S9T 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.
To integrate XG40561BX-1Q872-S9T effectively, review outlet geometry at equipment level and arrange airflow mapping for service documentation. Confirmed system compatibility supports stable cooling and repeatable procurement. Review circulation around the components most sensitive to heat.
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.
The listed speed is 38000/34600 rpm. Confirm frequency, control method, and duty point for the installed system.
Verify supply, wiring, obstructions, impeller movement, and protection status. Use the model datasheet before replacement or repair.
The exact bearing option is not confirmed by the row-level data. Check the complete suffix in the current SUNON specification.
Review its 40 × 40 × 56 mm size, 47.4 m³/h airflow, 15.34 Pa pressure, system resistance, and available mounting space.

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