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The LB Fans Long Cased Axial Fan LCA1003438 is designed for efficient and reliable commercial ventilation, featuring a three-phase 4‑pole motor with a 38° pitch. The motor is IP55 protected and Class F insulated, allowing operation in ambient temperatures up to 54°C. Most models in this range are speed controllable using a transformer or inverter for adaptable airflow performance. The fan includes an IP55-rated terminal box and a polypropylene impeller that is factory set but fully adjustable. Suitable for environments with relative humidity up to 95%, this unit is manufactured under BS EN ISO 9001:2015 standards, with performance tested to BS 848 Parts 1 & 2 and ISO 5801. Each model comes with a 2‑year guarantee, ensuring long-term reliability and durability.