The LB Fans Long Cased Axial Fan LCA251435 is designed for reliable compact commercial ventilation, featuring a single-phase 4‑pole motor with a 35° pitch. The motor is IP55 protected and Class F insulated, allowing safe operation in ambient temperatures up to 54°C. Most models are speed controllable via transformer or inverter, offering adaptable airflow management. The fan is fitted with an IP55-rated terminal box and a polypropylene impeller that is factory set but fully adjustable. Suitable for environments with relative humidity levels up to 95%, this unit is manufactured in line with BS EN ISO 9001:2015 standards. Performance testing is conducted to BS 848 Parts 1 & 2 and ISO 5801. Each fan comes with a 2‑year guarantee, ensuring long-term durability and dependable performance.