The 4188NGX from EBM-Papst is a robust DC axial fan with a wall ring, designed for demanding industrial applications. The fan delivers 148 m³/h of airflow in a compact 119 × 119 × 38 mm metal housing. With a voltage range of 36–60 V DC, it is widely suitable for modern control systems and equipment.
The fan is well-suited for cooling electronics, server cabinets, and industrial equipment where reliable operation and low noise levels are important. Optional mounting positions provide great flexibility during installation.
- Airflow: 148 m³/h at free air
- Voltage range: 36–60 V DC (nominal 48 V)
- Speed: 2,800 rpm
- Power consumption: 3.6 W / 75 mA at nominal voltage
- Maximum static pressure: 74 Pa
- Sound pressure level: 43 dB(A)
- Integrated protection against locked rotor with automatic restart and reverse polarity
- Metal housing with plastic impeller, optional mounting position
Reserv is your Swedish specialist for EBM-Papst original parts. We stock a wide range of products through our wholesaler for fast delivery — so you avoid 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 | 148 m³/h |
| Speed | 2800 rpm |
| Power | 3.6 W |
| Voltage | 48 V DC VAC |
| Motor frame | The fan is mounted with screws of type ISO 4762 - M3, degreased and without a washer. The mounting position is optional with regard to the orientation of the shaft. The maximum permissible torque during mounting varies between 170 Ncm at the cable corner and 300 Ncm at the other corners. The fan weighs 0.390 kg. |
| Casing | metal |
| Impeller | The fan impeller is made of plastic and mounted in a metal housing with dimensions of 119 × 119 × 38 mm. At a nominal speed of 2,800 rpm, the fan delivers a maximum free air flow of 148 m³/h and a maximum static pressure of 74 Pa. Airflow occurs via the intake over the struts. |
| Bearing type | plain bearing |
| 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. At nominal voltage and free airflow, the motor consumes 3.6 W and 75 mA. The motor has built-in locked-rotor protection with automatic restart and reverse polarity protection via a rectifier diode. The protection class is III. |
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