The LB Fans Long Cased Axial Fan LCA311420 delivers reliable ventilation performance for commercial applications. This single-phase, 4‑pole fan has a 315mm diameter with a 20° blade angle, providing efficient airflow. Its motor is Class F insulated and IP55-rated, capable of operating in ambient temperatures up to 54°C. The fan includes an IP55 terminal box and a factory-set polypropylene impeller for durability and stability. Speed adjustment is available via transformer or inverter, offering flexible control for different ventilation requirements. Designed to withstand relative humidity levels up to 95%, the LCA311420 is manufactured to BS EN ISO 9001:2015 standards and performance-tested to BS 848 Parts 1 & 2 and ISO 5801. A 2‑year guarantee ensures dependable operation in demanding commercial environments.