The LB Fans Long Cased Axial Fan LCA1003416 is a high-performance solution for commercial ventilation, built with a three-phase 4‑pole motor at a 16° pitch. The motor is IP55 protected and uses Class F insulation, capable of handling ambient temperatures up to 54°C. Most models in this series are speed controllable through a transformer or inverter for flexible operation. The unit is fitted with an IP55-rated terminal box and a polypropylene impeller that is factory set but fully adjustable. Suitable for applications where relative humidity reaches up to 95%, this fan is manufactured under BS EN ISO 9001:2015 quality standards. Performance is rigorously tested to BS 848 Parts 1 & 2 and ISO 5801. Each model comes with a 2‑year guarantee, ensuring long-lasting reliability.