The BIFA Three Phase 4 Pole 16-degree 560mm axial fan is built for commercial ventilation applications. It is available in sizes from 250mm to 1000mm and features motors with IP55 protection and Class ‘F’ insulation, ensuring reliable and long-lasting operation. The fan can operate in ambient temperatures up to 200°C, with speed adjustable via transformer or inverter when the surrounding air temperature does not exceed 60°C. Equipped with an IP55-rated terminal box, it is suitable for environments with relative humidity levels up to 95%. Manufactured to BS EN ISO 9001:2015 standards, the fan’s performance has been tested to BS 848 parts 1 and 2 and ISO 5801. The BIFA563416 model includes a 2‑year guarantee, delivering efficient and dependable commercial ventilation.