The BIFA Three Phase 4 Pole 24-degree 710mm bifurcated axial fan is engineered for high-performance commercial ventilation. It comes in sizes ranging from 250mm to 1000mm diameter and features an IP55-protected motor with Class ‘F’ insulation, suitable for maximum ambient temperatures of 200°C. Fan speed can be adjusted via transformer or inverter when the air temperature does not exceed 60°C. The IP55 terminal box and operation capability in up to 95% relative humidity ensure durability. Manufactured to BS EN ISO 9001:2015 standards and tested for performance to BS 848 parts 1,2 and ISO 5801, the BIFA713424 includes a 2‑year guarantee for reliable operation.