The 634HHU from EBM-Papst is a compact DC axial fan in a 60 × 60 × 25 mm format, designed for applications with high environmental demands. It is powered by a 24 V DC motor with a wide permissible voltage range of 18–28 V DC and delivers an airflow of 58 m³/h at 8,500 rpm. With ball bearings and an L10 lifetime of 75,000 hours at 40 °C, it is engineered for long and reliable operation.
The fan is ideal for industrial electronics, medical equipment, and other demanding environments where compact size and high operational reliability are crucial.
- Voltage: 24 V DC (18–28 V DC)
- Airflow: 58 m³/h at 8,500 rpm
- Noise level: 44 dBA
- Bearing type: ball bearing
- L10 lifetime: 75,000 hours at 40 °C
- Max ambient temperature: 70 °C
- Dimensions: 60 × 60 × 25 mm, weight 0.7 kg
- Electrical connection: cable AWG22, TR64
At Reserv, EBM-Papst products are stocked by our wholesaler, ensuring quick delivery of original parts. You can shop with confidence — the right component, the right quality, directly to you. See the datasheet on the product page for complete technical information.
Technical specifications
Datasheet (PDF) - download| Product attribute | Value |
|---|---|
| Airflow at 0 Pa | 58 m³/h |
| Speed | 8,500 rpm |
| Voltage | 24V DC VAC |
| Motor frame | The fan is a compact DC axial fan unit with dimensions of 60 × 60 × 25 mm. The design is developed for applications with high environmental requirements. The mounting position is not specifically stated in the datasheet. |
| Impeller | The fan impeller is an axial fan impeller with the airflow direction exhausting over the struts. The direction of rotation is clockwise when looking at the rotor. The fan delivers an airflow of 58 m³/h at a speed of 8,500 rpm. The unit has dimensions of 60 × 60 × 25 mm and weighs 0.7 kg. |
| Bearing type | ball bearing |
| Rotation direction | clockwise, looking towards the rotor |
| Motor type | The motor is a DC motor designed for applications with high environmental demands. The nominal voltage is 24 V DC with an allowed voltage range of 18–28 V DC. The motor is equipped with ball bearings, which provides an L10 lifetime of 75,000 hours at 40 °C and 37,500 hours at maximum ambient temperature. The maximum ambient temperature is 70 °C. |
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