The BIFA Single Phase 4 Pole 24° 315mm fan is part of the BIFA bifurcated case axial fan series, designed for commercial ventilation applications. Available in sizes ranging from 250mm to 1000mm, it features motors with IP55 protection and Class ‘F’ insulation, suitable for operation in ambient temperatures up to 200°C. Fan speed can be adjusted via a transformer or inverter when the ambient air temperature does not exceed 60°C. The fan is equipped with an IP55-rated terminal box and is compatible with environments with relative humidity up to 95%. Manufactured to BS EN ISO 9001:2015 standards, its performance is tested according to BS 848 parts 1 and 2 and ISO 5801. The unit comes with a 2‑year guarantee.