The LB Fans LCA453438 long cased axial fan is engineered for efficient and durable ventilation in commercial environments. Featuring a three-phase, 4‑pole motor with IP55 protection and Class ‘F’ insulation, it ensures long-lasting performance under demanding conditions. Its 450mm polypropylene impeller is factory set to a 38° blade pitch, providing powerful airflow and consistent operation. Designed to handle ambient temperatures up to 54˚C and relative humidity levels up to 95% R.H, this fan is suitable for a wide range of applications. Most models can be speed controlled via transformer or inverter, allowing tailored ventilation performance. Manufactured under BS EN ISO 9001:2015 standards and tested to BS 848 parts 1, 2 and ISO 5801, the LCA453438 guarantees quality and compliance. Complete with an IP55 terminal box and backed by a 2‑year warranty, it is a dependable choice for commercial ventilation projects.