The 8315100475 from EBM-Papst is a compact axial DC fan, built for demanding applications where high pressure and large airflow are required in a small format. With dimensions of 40 × 40 × 28 mm and a nominal voltage of 12 V DC, it is ideal for tight electronics installations. Ball bearings and an integrated locked rotor protection with automatic restart make it a reliable choice for continuous operation.
The fan is well-suited for cooling electronics, industrial control systems, and telecommunications equipment where compact size and high static pressure are crucial.
- Airflow: 24 m³/h at free air stream
- Maximum static pressure: 305 Pa
- Speed: 12,000 rpm
- Power: 2.8 W at nominal voltage
- Voltage range: 6–15 V DC
- Bearing type: ball bearings for long lifespan
- Protection class: IP20
- Connection: 310 mm cable
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Technical specifications
Datasheet (PDF) - download| Product attribute | Value |
|---|---|
| Airflow at 0 Pa | 24 m³/h |
| Speed | 12,000 rpm |
| Power | 2.8 W |
| Voltage | 12 V DC VAC |
| Motor frame | The fan has a square plastic housing measuring 40 × 40 × 28 mm and weighs 48 g. Mounting is done with ISO 4762 M3 screws, degreased and without washer or extra support. The maximum tightening torque during assembly over both flanges is 30 Ncm in all corners. |
| Casing | plastic, square |
| Impeller | The impeller is made of plastic and rotates counter-clockwise when viewed from the rotor side. The airflow direction is outward over the struts (air outlet over struts). In free air conditions at 12,000 rpm, the impeller delivers a maximum airflow of 24 m³/h and a maximum static pressure of 305 Pa. |
| Bearing type | ball bearing |
| IP class | IP20 |
| Motor protection | locked rotor protection with auto-restart |
| Motor code | VWCE040KHDDS |
| Rotation direction | counter-clockwise (viewed from the rotor) |
| Motor type | The motor is a DC motor with speed control and reverse polarity protection via N-channel FET. It has built-in locked rotor protection with automatic restart after an extended waiting time. Nominal voltage is 12 V DC with an operating range of 6–15 V. Power consumption with free airflow is 2.8 W at nominal voltage. |
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