The 632NU from EBM-Papst is a compact DC axial fan with a wall ring, measuring 60 × 60 × 25 mm. The fan is built for demanding environments thanks to its IP68 protection rating and stainless steel ball bearings. It is ideal for applications where high reliability and moisture resistance are crucial.
Thanks to its wide voltage range of 6–15 V DC and optional mounting position, the 632NU is easy to integrate into everything from industrial equipment to marine applications and process industries.
- Airflow: 40 m³/h at 5,900 rpm
- Rated voltage: 12 V DC (range 6–15 V)
- Protection class: IP68
- Stainless steel ball bearings for long service life
- Built-in reverse polarity protection and automatic restart upon locked rotor
- Low noise level: 34 dB(A)
- Power: 1.6 W
- Approvals: CE, UL, VDE, CSA
At Reserv, you will find original EBM-Papst parts stocked by our wholesaler for fast delivery. You can be confident that you will get the right part — every time. See the datasheet on the product page for complete technical information.
Technical specifications
| Product attribute | Value |
|---|---|
| Airflow at 0 Pa | 40 m³/h |
| Speed | 5900 rpm |
| Power | 1.6 W |
| Voltage | 12 V DC VAC |
| Motor frame | The fan has a plastic housing measuring 60 × 60 × 25.4 mm. It is mounted with ISO 4762 M4 screws, without washers and without additional support. The tightening torque during assembly is limited to 30 Ncm at the cable corner and 70 Ncm at the other corners. |
| Casing | plastic, square |
| Impeller | The impeller is made of plastic and rotates clockwise when viewed from the rotor side. The airflow direction is outward over the struts. At a nominal speed of 5,900 rpm, the impeller provides a maximum free airflow of 40 m³/h and a maximum static pressure of 98 Pa. |
| Bearing type | stainless steel ball bearing |
| IP class | IP68 |
| Rotation direction | clockwise |
| Motor type | The motor is a DC motor with electronics for automatic restart in case of a locked rotor. It has built-in reverse polarity protection via a rectifier diode. The rated voltage is 12 V DC with a voltage range of 6–15 V. The motor's protection class is III and it complies with several international approvals such as CE, UL, VDE, and CSA. |