The 4318NHU from EBM-Papst is a robust tube-axial DC fan, designed for demanding environments where moisture and dust are prevalent. With an IP68 protection rating, the electronics and windings are fully encapsulated, providing maximum protection. The fan delivers an impressive airflow of 226 m³/h at 48 V DC.
Thanks to its cast aluminum housing and fiberglass-reinforced PA composite impeller, this fan is ideal for harsh industrial environments, marine technology, and applications with high demands on sealing and operational reliability.
- IP68 protection class – electronics and windings fully encapsulated
- Airflow: 226 m³/h at 48 V DC
- Speed: 4,400 rpm
- Power: 11 W
- Sound pressure level: 57 dB(A)
- Cast aluminum housing, 119 × 119 × 38 mm
- Built-in reverse polarity and blocking protection
- Ball bearings for long and reliable operation
At Reserv, EBM-Papst original parts are stocked by authorized wholesalers, so you can be confident that you are getting genuine components of the correct quality. Fast delivery and easy ordering make Reserv the obvious choice for professional purchases. See the datasheet on the product page for complete technical information.
Technical specifications
| Product attribute | Value |
|---|---|
| Airflow at 0 Pa | 226 m³/h |
| Speed | 4400 rpm |
| Power | 11W |
| Voltage | 48 V DC VAC |
| Motor frame | The housing is made of die-cast aluminum and measures 119 x 119 x 38 mm. The fan is designed for axial flow applications and comes with 310 mm AWG 22 connection leads. |
| Casing | Cast aluminum |
| Impeller | The fan impeller is made of glass-fibre reinforced PA composite for high mechanical strength and corrosion resistance. The air is guided over the stays. The direction of rotation is clockwise when viewed from the rotor side. |
| Bearing type | ball bearing |
| IP class | IP68 |
| Motor protection | thermal cut-out |
| Rotation direction | clockwise, viewed from the rotor side |
| Motor type | The motor is a DC motor with IP68 enclosure, meaning that electronics and windings are fully encapsulated for maximum protection against moisture and dust. The motor has built-in reverse polarity and blocking protection. The operating temperature range is -20 to 55 °C. UL approval is available. |