The LB Fans Long Cased Axial Fan LCA313420 is designed for efficient commercial ventilation. This three-phase, 4‑pole fan has a 315mm diameter with a 20° blade angle, ensuring optimal airflow. Its motor is Class F insulated and IP55 protected, capable of operating in ambient temperatures up to 54°C. The fan includes an adjustable factory-set polypropylene impeller and IP55 terminal box, with speed control available via transformer or inverter on most models. Suitable for environments with up to 95% relative humidity, it is manufactured to BS EN ISO 9001:2015 and performance tested to BS 848 Parts 1 & 2 and ISO 5801 standards. The LCA313420 comes with a 2‑year guarantee for reliable operation.