The LB Fans Long Cased Axial Fan LCA1003440 is built for robust and efficient commercial ventilation, featuring a three-phase 4‑pole motor with a 40° pitch. The motor is protected to IP55 and insulated to Class F, ensuring reliable operation in ambient temperatures up to 54°C. Most models are speed controllable via transformer or inverter, providing flexible airflow management. The fan is equipped with an IP55-rated terminal box and a factory-set polypropylene impeller that is fully adjustable. Suitable for environments with relative humidity levels up to 95%, this unit is manufactured in accordance with BS EN ISO 9001:2015 standards, with performance tested to BS 848 Parts 1 & 2 and ISO 5801. Each model includes a 2‑year guarantee, ensuring long-term durability and dependable performance.