The BIFA Three Phase 4 Pole 34-degree 630mm bifurcated axial fan is designed for efficient and durable performance in commercial ventilation systems. With sizes available from 250mm to 1000mm in diameter, it features an IP55-rated motor and Class ‘F’ insulation to ensure robust operation in demanding conditions. Built to withstand ambient temperatures up to 200°C, the fan also offers controllable speeds via transformer or inverter when the surrounding air temperature is below 60°C. Its IP55 terminal box and capability to handle relative humidity levels of up to 95% RH make it suitable for a wide range of applications. Manufactured in compliance with BS EN ISO 9001:2015 and tested to BS 848 parts 1 and 2 as well as ISO 5801, the BIFA633434 guarantees quality, reliability, and long-term performance. Supplied with a 2‑year warranty, it is a trusted choice for commercial ventilation needs.