Watertight axial fans FERONO FKO250 are an innovative solution, ideally suited for the ventilation of various facilities. They are seamlessly used in industry (warehouses, workshops, production halls), the commercial sector (stores, wholesalers), as well as in specialized and livestock facilities such as greenhouses, poultry houses or piggeries. In addition, they are ideal for the ventilation of smaller premises, such as offices or garages.Design and Appearance:FERONO fans are distinguished by their elegant black finish, which makes them a perfect fit in public facilities. Their robust construction, high efficiency, low noise, easy installation and stable operation make them indispensable in the field of ventilation.Technical Specifications (Model FKO250):Air pressure: 100 PaDiameter: 250 mmVoltage: 230 VFrequency: 50 HzPower: 160 WCurrent: 0.73 ARotation: 2200 RPMAirflow: 2100 m³/hNoise level: 69 dBCapacitor capacity: 4 μF / 450 VNet Weight / Gross Weight: 4.1 / 4.65 kgMotor: FERONO are equipped with a modern brushless motor, adapted to voltage regulation. They have built-in thermal protection, based on a winding temperature sensor. F-class motor and IP55 sealing class guarantee trouble-free operation.Advantages:High airflow efficiency with minimal noiseMetal motor and fan blades for durability and reliabilityDouble bearing, extending service lifeElectrical strength: 1500V AC/50-60Hz for 1 min current leakage < 5mAIsulation resistance: 10 MΩ at 500V DC between wire and frameHigh insulation class of copper wire: FOperating temperature: - 20°C ~ 80°COperating relative humidity range: 20% - 95%Protection rating: IP55Dimensions (Model FKO250):A: 92 mmB: 250 mmC: 265 mmD: 286 mmE: 310 mmF: 8 mmG: 6 mmL: 162 mmInstall FERONO axial fans to enjoy superior ventilation, durability and reliability in any environment!