The LB Fans LCA501428 is a durable long cased axial fan engineered for commercial ventilation applications. It comes equipped with a single-phase 4‑pole motor, featuring IP55 protection and Class ‘F’ insulation for reliable performance. The 500mm polypropylene impeller is factory-set at a 28° blade pitch, ensuring optimized airflow. Capable of operating in ambient temperatures up to 54˚C and relative humidity levels up to 95% R.H, this fan can be speed-controlled using a transformer or inverter. Manufactured to BS EN ISO 9001:2015 and performance tested to BS 848 parts 1, 2 and ISO 5801 standards, it includes an IP55 terminal box and carries a 2‑year guarantee for dependable commercial ventilation.