The BIFA Three Phase 4 Pole 36-degree 710mm bifurcated axial fan is designed for dependable commercial ventilation. Available in diameters from 250mm to 1000mm, it features an IP55-rated motor with Class ‘F’ insulation, capable of operating at ambient temperatures up to 200°C. Speed can be adjusted via transformer or inverter when ambient air is below 60°C. The IP55 terminal box supports operation in environments with relative humidity up to 95%. Manufactured to BS EN ISO 9001:2015 and tested to BS 848 parts 1,2 and ISO 5801, this fan comes with a 2‑year guarantee for assured long-term performance.