The BIFA Three Phase 4 Pole 36-degree 560mm axial fan is designed for high-performance commercial ventilation. Available in diameters from 250mm to 1000mm, it features motors with IP55 protection and Class ‘F’ insulation for reliable operation. The fan supports ambient temperatures up to 200°C, with speed adjustable via transformer or inverter when air temperatures are below 60°C. It includes an IP55-rated terminal box and can handle relative humidity levels up to 95%. Manufactured to BS EN ISO 9001:2015 standards, the fan’s performance has been tested according to BS 848 parts 1 and 2 and ISO 5801. The BIFA563436 model comes with a 2‑year guarantee, ensuring consistent and dependable commercial ventilation.