The LB Fans Long Cased Axial Fan LCA1003426 is built for reliable performance in commercial ventilation applications, featuring a three-phase 4‑pole motor set at a 26° pitch. The motor is IP55 protected and Class F insulated, ensuring safe operation in ambient temperatures up to 54°C. Many models in this series are speed controllable via transformer or inverter, providing flexibility in airflow management. The fan comes with an IP55-rated terminal box and a polypropylene impeller that is factory set but fully adjustable. Suitable for environments with relative humidity up to 95%, this model is manufactured in compliance with BS EN ISO 9001:2015 standards. Performance has been independently tested to BS 848 Parts 1 & 2 and ISO 5801. Each unit is supplied with a 2‑year guarantee, ensuring long-term reliability and peace of mind.