The Elta SPA500/4 – 1AC is a durable axial flow fan from the Raptor series, designed for plate-mounted installations in various commercial and industrial ventilation systems. Featuring a 500mm diameter impeller, a 4‑pole motor, and single-phase AC power supply, this fan delivers consistent and effective airflow. It is part of a product range with nine standard sizes from 250mm to 710mm. Capable of handling air volume rates up to 6.27 m³/s and static pressures up to 298 Pa, the SPA500/4 – 1AC operates reliably in environments with temperatures up to +70°C. Available with both AC and EC motor options, it suits diverse ventilation requirements.