The LB Fans LCA503228 is a high-performance long cased axial fan designed for commercial ventilation needs. It features a three-phase 2‑pole motor with Class ‘F’ insulation and IP55 protection, ensuring durability and long service life. The 500mm polypropylene impeller, set at a 28° blade pitch, is factory-adjusted for optimal airflow. Suitable for ambient temperatures up to 54˚C and relative humidity levels up to 95% R.H., this fan supports speed control via transformer or inverter. Manufactured to BS EN ISO 9001:2015 and performance-tested to BS 848 parts 1, 2 and ISO 5801, the LCA503228 includes an IP55 terminal box and comes with a 2‑year guarantee for dependable operation.