The LB Fans LCA503214 is a durable long cased axial fan designed for efficient performance in commercial ventilation systems. Fitted with a three-phase 2‑pole motor protected to IP55 and insulated to Class ‘F’, this unit ensures dependable operation under demanding conditions. It includes a factory-set polypropylene impeller with a 500mm diameter and a 14° blade pitch, delivering consistent airflow and reliability. Suitable for use in environments up to 54˚C with relative humidity levels reaching 95% R.H, the fan can also be speed controlled via transformer or inverter. Manufactured to BS EN ISO 9001:2015 standards and performance tested to BS 848 parts 1, 2 and ISO 5801, the LCA503214 includes an IP55 terminal box and comes with a 2‑year guarantee, making it a trusted choice for commercial applications.