The BIFA Three Phase 2 Pole 20° 315mm bifurcated case axial fan is engineered for reliable and efficient performance in commercial ventilation systems. Available in diameters from 250mm to 1000mm, this model is built with an IP55-rated motor and Class ‘F’ insulation, offering robust operation in ambient temperatures up to 200°C. Speed regulation is possible via transformer or inverter, provided the air temperature does not exceed 60°C. The IP55 terminal box ensures secure electrical connections, and the fan is suitable for environments with relative humidity up to 95% RH. Manufactured under BS EN ISO 9001:2015 quality standards and performance tested to BS 848 parts 1 and 2 as well as ISO 5801, the BIFA fan provides consistent and verified results. Supplied with a 2‑year guarantee, it is a dependable choice for commercial ventilation applications.