The LB Fans LCA451436 long cased axial fan is engineered for reliable commercial ventilation performance. This single-phase, 4‑pole fan features an IP55-rated motor with Class ‘F’ insulation, capable of operating in ambient temperatures up to 54˚C. The 450mm polypropylene impeller is set at a 36° pitch, factory-adjustable, and compatible with speed control via transformer or inverter. It is suitable for environments with up to 95% relative humidity and includes an IP55 terminal box for added protection. Built to BS EN ISO 9001:2015 standards and tested to BS 848 parts 1, 2 and ISO 5801, the LCA451436 delivers efficient airflow and long-term reliability, supported by a 2‑year guarantee.