The 628HH from EBM-Papst is a compact DC axial fan with a wall ring, designed for demanding applications where reliable cooling and air circulation are crucial. Measuring 60 × 60 × 25 mm, it easily fits into tight spaces. The fan operates within a wide voltage range of 36–60 V DC, with a nominal voltage of 48 V.
Thanks to its high speed and compact size, the 628HH is an excellent choice for electronic cabinets, industrial equipment, and other applications that require efficient cooling in limited spaces.
- Airflow: 56 m³/h at free air flow
- Maximum static pressure: 145 Pa
- Speed: 8,200 rpm at nominal voltage
- Power consumption: 4.3 W / 90 mA
- Ball bearings for long service life
- Automatic restart in case of locked rotor
- Integrated reverse polarity protection via rectifier diode
- Noise level: 43 dB(A)
Reserv is your reliable source for original EBM-Papst parts. We stock a wide range through established wholesalers and ensure fast delivery of genuine components – so you can keep your systems running without unnecessary downtime. See the datasheet on the product page for complete technical information.
Technical specifications
Datasheet (PDF) - download| Product attribute | Value |
|---|---|
| Airflow at 0 Pa | 56 m³/h |
| Speed | 8,200 rpm |
| Power | 4.3 W |
| Voltage | 48 V DC VAC |
| Motor frame | The fan has a plastic housing with dimensions of 60 x 60 x 25 mm and a mass of 0.070 kg. Mounting is done with ISO 4762 M3 screws, degreased and without washers. The maximum tightening torque is 10 Ncm in the corner of the cable outlet and 20 Ncm in the other corners. The mounting position for the shaft is optional. |
| Casing | plastic, square |
| Impeller | The impeller is made of plastic and rotates clockwise when viewed from the rotor side. At nominal voltage (48 V), a speed of 8200 rpm is achieved at free air flow. The maximum free air flow is 56 m³/h and the maximum static pressure is 145 Pa. The optimal operating point is at 40 m³/h and 51 Pa. |
| Bearing type | ball bearing |
| Motor protection | automatic restart on locked rotor |
| Rotation direction | clockwise |
| Motor type | The motor is a DC motor with a nominal voltage of 48 V and a voltage range of 36–60 V. The power consumption at nominal voltage and free airflow is 4.3 W with a current consumption of 90 mA. The motor has built-in reverse polarity protection via a rectifier diode and automatic restart in case of a locked rotor. Protection class III according to relevant standards. |
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