





PF80381BX-1000U-S9H is a 12 VDC centrifugal fan for servers, medical equipment, laboratory equipment. Its main supplied feature is a 80*80*38 mm size specified in the upload data. It also lists 241.23 m³/h maximum airflow stated for this model. Review duct connection for replacement review.
| Rated Voltage(V) | 12 |
|---|---|
| Size(mm) | 80*80*38 |
| Max.Air Flow(m³/h) | 241.23 |
| Max.Pressure(Pa) | 871.8 |
| Input Power(W) | 48 |
| Speed(rpm) | 14000 |
| Noise(db) | 59.1 |
Designed around the thermal management needs of data centers and communication installation, the SUNON PF80381BX-1000U-S9H provides a DC blower fan format for OEM installation integration.
Its directed outlet enables thermal management air to reach a specific heat source when a straight-through axial path is impractical.
The stated 80*80*38 mm size aids early mechanical-envelope and mounting checks.
Maintaining the approved suffix on the bill of materials reduces the risk of substituting a mechanically similar but incompatible version. Preserve the specified air delivery direction during assembly. Review the approved electrical interface for the complete suffix. Validate sound and temperature in the finished enclosure.
For machinery in servers and data-communication hardware, SUNON PF80381BX-1000U-S9H acts as a temperature management component that cools computing and network assemblies. A defined air route aids repeatable thermal behavior across production units and service replacements.
The heat removal role of SUNON PF80381BX-1000U-S9H in power supplies, inverters and control cabinets is to cools power modules and controls. Controlled circulation helps reduce temperature gradients across boards, power sections and mechanical assemblies.
SUNON supplies model PF80381BX-1000U-S9H for office, imaging and household appliances, where directed airflow removes appliance heat. The machinery benefits from continuous heat removal where passive thermal control alone cannot maintain design margin.
Within medical and laboratory instruments, PF80381BX-1000U-S9H cools enclosed instrument electronics as a SUNON DC blower fan. This gives system makers a practical heat removal element that reinforces system reliability without changing the stated industry direction.
The upload sheet marks the item as In Stock, but available quantity should be confirmed when the order is placed.
Verify the listed size, mounting pattern, fan housing or nozzle arrangement, airflow direction, and service clearance against the equipment drawing.
The upload row lists 59.1 dB. Confirm the measurement condition and compare noise at the intended operating point.
No model-specific maintenance interval is supplied. Keep the airflow path clean, inspect mounting and electrical connections, and follow the exact product instructions.
The supplied sources do not confirm an integrated controller. Verify the exact electrical variant and control requirement before ordering.
The supplied files do not establish a universal 24/7 duty rating. Validate ambient conditions, duty cycle, protection, and maintenance requirements for continuous use.

Engineered for servers and data-center electronics, SUNON PF40561BX-10000-A9H is a 12 VDC DC axial fan in a 40 × 40 × 56 mm frame. 936.6 Pa maximum pressure is the standout documented duty-point value. Base design qualification on the stated selection parameters. Match the exact part number before approving a substitute.
Read More
Within servers and data-center electronics, SUNON PF40561B1-10000-A9H serves as a 40 × 40 × 56 mm DC axial fan operating at 12 VDC. 657.6 Pa maximum pressure is the standout documented duty-point value. During design qualification, compare the model's rated dataset. Match the exact part number before approving a substitute.
Read More
The PF40281BX-10000-A9H is SUNON's 12 VDC, 40 × 40 × 28 mm DC axial fan option for inverters, energy-storage systems, and charging equipment. 22000 rpm is the model's most distinctive operating parameter. For design qualification, start with the supplied ventilation capacity. Match the exact part number before approving a substitute.
Read More
For thermal management in servers and data-center electronics, the PF40281B4-10000-A9H provides a 12 VDC DC axial fan configuration measuring 40 × 40 × 28 mm. 9200 rpm is the model's most distinctive operating parameter. Use the documented equipment fit when planning design qualification. Match the exact part number before approving a substitute.
Read More
SUNON PF40281B3-10000-A9H combines a 40 × 40 × 28 mm DC axial fan platform with a 12 VDC rating for servers and data-center electronics. 11000 rpm is the model's most distinctive operating parameter. Review its suffix definition during design qualification. Match the exact part number before approving a substitute.
Read More
Sized for servers and data-center electronics, SUNON PF40281B2-10000-A9H is a 12 VDC DC axial fan in a 40 × 40 × 28 mm frame. 13000 rpm is the model's most distinctive operating parameter. Treat the catalog specification as a primary input to design qualification. Match the exact part number before approving a substitute.
Read More