The LB Fans LCA453416 long cased axial fan provides reliable and efficient airflow for commercial ventilation systems. This three-phase, 4‑pole fan comes with a 450mm adjustable polypropylene impeller set at a 16° blade pitch for optimized performance. The motor is protected to IP55, features Class ‘F’ insulation, and operates in ambient temperatures up to 54˚C, withstanding relative humidity levels up to 95%. Most models allow speed control via transformer or inverter for flexible operation. The IP55 terminal box ensures safe electrical connections. Manufactured to BS EN ISO 9001:2015 and performance-tested to BS 848 parts 1, 2 and ISO 5801, this fan is backed by a 2‑year guarantee for dependable service.