The LB Fans LCA503222 is a robust long cased axial fan designed for commercial ventilation applications. Featuring a three-phase 2‑pole motor with IP55 protection and Class ‘F’ insulation, this fan ensures reliable performance under demanding conditions. Its 500mm factory-set polypropylene impeller with a 22° blade pitch provides consistent and efficient airflow. Suitable for ambient temperatures up to 54˚C and relative humidity levels up to 95% R.H., the fan allows speed control via transformer or inverter on most models. Manufactured to BS EN ISO 9001:2015 standards and performance-tested to BS 848 parts 1, 2 and ISO 5801, the LCA503222 includes an IP55 terminal box and comes with a 2‑year guarantee, offering a dependable solution for commercial ventilation needs.