The LB Fans LCA403212 is a durable long cased axial fan designed for reliable performance in commercial ventilation systems. Powered by a three-phase, 2‑pole motor with Class ‘F’ insulation, it is protected to IP55 and suitable for ambient operating temperatures up to 54˚C. This model is compatible with speed control via transformer or inverter, providing flexible airflow management. The fan features an IP55 terminal box and a factory-set adjustable polypropylene impeller designed at a 12° angle for efficient performance. Built to withstand relative humidity levels up to 95%, it is manufactured to BS EN ISO 9001:2015 standards and performance tested to BS 848 parts 1 and 2, along with ISO 5801 compliance. Supplied with a 2‑year guarantee, the LCA403212 offers long-lasting, efficient ventilation for a wide range of commercial applications.