The LB Fans Long Cased Axial Fan LCA311418 is designed to provide efficient and reliable airflow for commercial ventilation systems. This single-phase 4‑pole fan has a 315mm diameter with an 18° blade angle, ensuring effective performance. The motor features Class F insulation and IP55 protection, allowing operation in ambient temperatures up to 54°C. It includes an IP55-rated terminal box and a factory-set polypropylene impeller for enhanced durability. Speed can be adjusted through a transformer or inverter, offering versatile control to match varying ventilation needs. Suitable for areas with up to 95% relative humidity, the LCA311418 is manufactured in compliance with BS EN ISO 9001:2015 and tested to BS 848 Parts 1 & 2 and ISO 5801 standards. The product comes with a 2‑year guarantee, making it a dependable choice for commercial environments.