The 90JM/25/4/9/24-deg long cased axial fan is a 4‑pole, 3‑phase ventilation unit designed for use in a variety of industrial and commercial environments. Its axial configuration enables efficient airflow through ducting and ventilation systems, making it suitable for both extraction and general air circulation tasks. The long case housing provides a stable mounting structure and helps direct airflow where needed. This fan is commonly used in workshops, production spaces, plant rooms, and similar settings where dependable and continuous ventilation is required. Built for reliable performance, it supports effective air movement under regular operational conditions.