The BIFA Three Phase 4 Pole 40-degree 710mm bifurcated axial fan is designed for efficient commercial ventilation applications. Available in sizes from 250mm to 1000mm diameter, it features an IP55-rated motor with Class ‘F’ insulation, supporting ambient temperatures up to 200°C. Speed can be adjusted via transformer or inverter when the ambient air temperature is below 60°C. The IP55 terminal box ensures reliable operation in environments with up to 95% relative humidity. 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.