The LB Fans Long Cased Axial Fan LCA313430 is engineered for high-performance commercial ventilation. This three-phase, 4‑pole fan features a 315mm diameter with a 30° blade angle for optimal airflow efficiency. Its Class F insulated motor is rated to IP55, allowing operation in ambient temperatures up to 54°C. The fan includes an adjustable factory-set polypropylene impeller and an IP55 terminal box, with most models offering speed control via transformer or inverter. Suitable for environments with up to 95% relative humidity, it is manufactured to BS EN ISO 9001:2015 and performance tested to BS 848 Parts 1 & 2 and ISO 5801. The LCA313430 comes with a 2‑year guarantee for reliable operation.