The BIFA Three Phase 4 Pole 38-degree 560mm axial fan is engineered for efficient commercial ventilation. It is available in sizes ranging from 250mm to 1000mm and features motors with IP55 protection and Class ‘F’ insulation for dependable operation. The fan can operate in ambient temperatures up to 200°C, with speed controllable through a transformer or inverter when the surrounding air temperature does not exceed 60°C. An IP55-rated terminal box is included, and the fan is suitable for environments with up to 95% relative humidity. Manufactured according to BS EN ISO 9001:2015 standards, its performance has been verified to BS 848 parts 1 and 2 and ISO 5801. The BIFA563438 model is supplied with a 2‑year guarantee, ensuring reliable and consistent ventilation for commercial applications.