The Elta SSDL250-1EC-RT is a centrifugal box fan from the Singleflow range featuring a right-hand top discharge, designed for efficient and quiet ventilation in externally mounted systems. This model includes a 250mm spigot and operates with a 1‑phase EC motor, providing adjustable speed and energy-efficient performance. It supports air volume flow rates up to 1.820 m³/s and static pressures up to 910 Pa, suitable for a wide variety of ventilation tasks. The fan is acoustically lined as standard to reduce noise and is rated for operation in ambient temperatures up to +60°C. It is suitable for external installation and offers options for configuring the spigot type and terminal box to fit specific needs. The SSDL250-1EC-RT is an ideal choice for compact, low-noise ventilation systems requiring precise airflow control.