The Elta SSDL500-3EC-RT is a 500mm singleflow centrifugal box fan designed for efficient ventilation performance. This model is part of a series available in eight sizes ranging from 100mm to 500mm. It delivers air volume flow rates up to 1.820 m³/s and static pressures reaching 910 Pa. The fan is suitable for operating temperatures up to +60°C and is designed for external mounting. Acoustic lining is included as standard to minimize noise during operation. Optional configurations include a terminal box and various spigot types. Powered by a 3‑phase EC motor, the SSDL500-3EC-RT combines energy efficiency with precise control.