The W1G250-EB21-01 from EBM-Papst is an EC axial fan with an ESM housing, designed for efficient and energy-saving ventilation. The fan is equipped with an electronically commutated motor and offers two speed settings – perfect for applications where flow control is important. With IP55 protection and CE marking, it is suitable for demanding industrial and HVAC environments.
Thanks to the optional mounting position and robust PP plastic housing, the W1G250-EB21-01 is easy to integrate into new installations as well as for replacement in existing systems. The fan is approved by VDE, CSA, and UL, making it suitable for international applications.
- EC motor M1G055-BI, single-phase 115 V AC, 50/60 Hz
- Two speed settings: 1200 and 1700 rpm
- Airflow up to 1200 m³/h at free air
- Protection class IP55
- 5 sickle-shaped blades in PA plastic, Ø 250 mm
- Power consumption 33 W, rated current 0.5 A
- Thermal overload protection (TOP), internally connected
- Sound pressure level 56 dB(A)
Reserv stocks original EBM-Papst parts and offers fast delivery directly from the wholesaler. You can shop with confidence – the right part, the right quality, without compromise. See the datasheet on the product page for complete technical information.
Technical specifications
Datasheet (PDF) - download| Product attribute | Value |
|---|---|
| Airflow at 0 Pa | 1200 m³/h |
| Speed | 1200/1700 rpm |
| Power | 33 W |
| Frequency | 50/60 Hz |
| Voltage | 115 V AC VAC |
| Motor frame | The fan is mounted in an ESM fan casing made of PP plastic (size 250 mm). The mounting position is optional, which provides flexibility during installation. The casing does not have a condensate drain. The fan complies with standards EN60335-1, EN60335-2-24, EN60335-2-80, and EN60335-2-89, bears the CE mark, and is approved by VDE, CSA, and UL. |
| Casing | PP plastic, ESM fan housing |
| Impeller | The fan impeller has 5 sickle-shaped blades made of PA plastic (S-series) with a diameter of 250 mm. The airflow direction is axial (designation V). The direction of rotation is counter-clockwise when viewed towards the rotor. In free-air operation at high speed, the fan impeller delivers up to 1200 m³/h and can handle a maximum back pressure of 50 Pa. |
| Bearing type | ball bearing |
| IP class | IP55 |
| Motor protection | Thermal overload protection (TOP), internally connected |
| Motor code | M1G055-BI |
| Rotation direction | counterclockwise, viewed facing the rotor |
| Motor type | The motor is of type M1G055-BI and is an EC motor (electronically commutated) for single-phase operation at 115 V AC at 50/60 Hz. It has two speed settings: high speed (1700 rpm) and low speed (1200 rpm), which are selected via an external switch. The motor is equipped with internally wired thermal overload protection (TOP) and has insulation class B. The operating mode is S1 (continuous duty) and the protection class is Class II. |
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