The LB Fans Long Cased Axial Fan LCA1003412 is a durable solution for commercial ventilation, built with a three-phase 4‑pole motor at a 12° pitch. The motor is IP55 protected and insulated to Class F, capable of withstanding ambient temperatures up to 54°C. Many models within the series can be speed controlled using either a transformer or inverter. The fan includes an IP55-rated terminal box and a factory-set polypropylene impeller that can be adjusted as required. Suitable for use in environments with relative humidity levels of up to 95%, this model is manufactured in compliance with BS EN ISO 9001:2015 standards. Performance is tested in line with BS 848 Parts 1 & 2 and ISO 5801. The unit also comes with a 2‑year guarantee for reliability and peace of mind.