The LB Fans LCA453216 long cased axial fan delivers dependable airflow performance for commercial ventilation requirements. This three-phase, 2‑pole model is fitted with a 450mm polypropylene impeller set at a 16° pitch, precision-balanced and factory-adjusted to provide consistent efficiency. It supports transformer or inverter speed control, making it highly adaptable to system demands. The motor is IP55 rated with Class ‘F’ insulation, ensuring protection and durability, even in challenging operating conditions up to 54˚C ambient temperature and 95% relative humidity. An IP55 terminal box is included for safe and secure connections. Built to meet BS EN ISO 9001:2015 quality standards and tested to BS 848 parts 1, 2 and ISO 5801, the LCA453216 guarantees performance and reliability. Backed by a 2‑year manufacturer’s guarantee, it is an excellent choice for a variety of commercial ventilation installations.