The Elta SSDL150-1EC‑R is a right-hand discharge centrifugal box fan from the Singleflow series, purpose-built for quiet and efficient ventilation in externally mounted systems. It features a 150mm spigot and is powered by a 1‑phase EC motor, offering energy efficiency and variable speed control. Capable of handling airflow rates up to 1.820 m³/s and static pressures up to 910 Pa, this model is suited for high-performance ventilation tasks. Acoustic lining is standard, helping reduce operational noise, while the robust construction allows use in ambient temperatures up to +60°C. The unit is suitable for external mounting and can be configured with various spigot types and an optional terminal box. The SSDL150-1EC‑R is an excellent choice for reliable, quiet, and space-efficient airflow solutions.