The BIFA Three Phase 4 Pole 34-degree 900mm bifurcated axial fan is designed for high-performance commercial ventilation. Suitable for diameters from 250mm to 1000mm, it features a motor protected to IP55 with Class ‘F’ insulation, capable of withstanding ambient temperatures up to 200°C. Fan speed can be controlled via transformer or inverter when the ambient air temperature does not exceed 60°C. The IP55 terminal box and design ensure safe operation even in environments with relative humidity levels up to 95%. Manufactured according to BS EN ISO 9001:2015 and performance-tested to BS 848 parts 1,2 and ISO 5801, this fan comes with a 2‑year guarantee for dependable, long-lasting operation.