The LB Fans LCA403418 long cased axial fan is engineered for high-performance airflow in demanding commercial ventilation applications. Fitted with a robust three-phase, 4‑pole motor featuring Class ‘F’ insulation, this fan delivers reliable efficiency and long service life. The motor is IP55-rated to resist dust and water ingress, withstanding ambient temperatures up to 54˚C. An adjustable polypropylene impeller set at 18° ensures optimal airflow performance across various installation requirements. The unit is compatible with transformer or inverter speed control for adaptable operation. Additional features include an IP55 terminal box and suitability for environments with relative humidity levels up to 95%. Built to BS EN ISO 9001:2015 manufacturing standards and performance tested in line with BS 848 parts 1, 2 and ISO 5801, the LCA403418 provides assured quality and durability. Backed by a 2‑year guarantee, it is a dependable choice for commercial ventilation projects.