The BIFA Three Phase 2 Pole 16-degree 630mm bifurcated axial fan delivers dependable performance for a wide range of commercial ventilation systems. Available in diameters from 250mm to 1000mm, this model is engineered with IP55 motor protection and Class ‘F’ insulation for durability in challenging environments. It is designed to operate in ambient temperatures up to 200°C and allows speed control through a transformer or inverter when the ambient air does not exceed 60°C. Fitted with an IP55 terminal box, the fan is suitable for conditions with relative humidity up to 95%. Manufactured under BS EN ISO 9001:2015 quality standards and performance tested to BS 848 parts 1 and 2 as well as ISO 5801, the BIFA633216 ensures efficiency, safety, and long service life. Supplied with a 2‑year guarantee, it is a reliable choice for commercial applications requiring robust ventilation solutions.