The BIFA Three Phase 4 Pole 18-degree 710mm bifurcated axial fan is designed for efficient commercial ventilation. Available in sizes ranging from 250mm to 1000mm, it features a motor protected to IP55 with Class ‘F’ insulation, supporting maximum ambient temperatures up to 200°C. Fan speed is adjustable via transformer or inverter when ambient air temperature does not exceed 60°C. The IP55 terminal box and compatibility with relative humidity up to 95% RH provide durable operation in demanding settings. Manufactured to BS EN ISO 9001:2015 and performance-tested to BS 848 parts 1,2 and ISO 5801, the BIFA713418 comes with a 2‑year guarantee, ensuring reliable long-term performance.