The Elta SSDL200-1EC is a centrifugal box fan from the Singleflow series, designed for quiet and energy-efficient performance in externally mounted systems. Equipped with a 200mm spigot and a 1‑phase EC motor, this fan allows variable speed control to match airflow demands. It provides air volume flow rates up to 1.820 m³/s and supports static pressures up to 910 Pa, making it suitable for a wide range of ventilation requirements. Standard acoustic lining ensures reduced noise output, while the unit is built to operate in environments up to +60°C. Designed for outdoor or external installation, the fan is also configurable with optional spigot types and terminal boxes. The SSDL200-1EC offers a reliable and adaptable solution for compact, low-noise ventilation systems.