The BIFA Three Phase 4 Pole 30-degree 630mm bifurcated axial fan is a robust and efficient solution for commercial ventilation requirements. Designed in sizes ranging from 250mm to 1000mm, this fan is built with an IP55-protected motor featuring Class ‘F’ insulation for dependable performance and durability. It can operate in environments with maximum ambient temperatures of up to 200°C, with speed control available through transformer or inverter when the surrounding air temperature does not exceed 60°C. An IP55 terminal box provides additional protection, while its suitability for relative humidity up to 95% RH ensures versatility in demanding environments. Manufactured under BS EN ISO 9001:2015 quality standards and tested to BS 848 parts 1 and 2 as well as ISO 5801, the BIFA633430 offers proven reliability and compliance. Backed by a 2‑year guarantee, it is an ideal choice for long-term, high-performance commercial ventilation systems.