The LB Fans LCA403218 is a robust long cased axial fan engineered for reliable performance in demanding commercial ventilation environments. Fitted with a three-phase, 2‑pole motor, this model features Class ‘F’ insulation and IP55 protection to ensure durability and safe operation. Designed to handle ambient temperatures up to 54˚C, the fan is also compatible with speed control via transformer or inverter, offering flexible airflow management. Its polypropylene impeller, factory set at an 18° pitch, provides consistent and efficient ventilation. The IP55-rated terminal box enhances protection and reliability, while the fan can operate effectively in relative humidity up to 95%. Manufactured to BS EN ISO 9001:2015 standards and tested to BS 848 parts 1, 2 and ISO 5801, the LCA403218 guarantees quality and performance. Supplied with a 2‑year guarantee, this fan is a dependable solution for commercial ventilation applications.