The BIFA Three Phase 2 Pole 16° 400mm bifurcated case axial fan is built to provide reliable airflow solutions for commercial ventilation systems. Available in sizes ranging from 250mm to 1000mm, this fan includes an IP55-protected motor with Class ‘F’ insulation, designed to operate in environments with temperatures up to 200°C. Speed can be regulated using a transformer or inverter when the ambient air temperature is below 60°C. Featuring an IP55 terminal box, the unit is also suitable for use in areas with relative humidity levels up to 95%. Each fan is manufactured in accordance with BS EN ISO 9001:2015 and performance tested to BS 848 parts 1,2 and ISO 5801. With a 2‑year guarantee, the BIFA 403216 offers dependable operation for demanding commercial applications.