The BIFA Single Phase 2 Pole 28° 400mm bifurcated case axial fan is designed for efficient performance in demanding commercial ventilation systems. Offered in sizes ranging from 250mm to 1000mm, this fan features an IP55-protected motor with Class ‘F’ insulation, capable of handling ambient temperatures up to 200°C. Speed can be regulated using a transformer or inverter, provided the air temperature does not exceed 60°C. An IP55-rated terminal box ensures durability, while suitability for up to 95% relative humidity makes it highly reliable in varied conditions. Manufactured to BS EN ISO 9001:2015 standards and tested to BS 848 parts 1,2 and ISO 5801, this fan is supplied with a 2‑year guarantee for added assurance.