The Elta STDL200-1EC is a 200mm twin centrifugal box fan designed for high-efficiency ventilation with quiet operation. It forms part of a range offering seven standard sizes between 125mm and 500mm. This model delivers airflow volumes of up to 1.740 m³/s and static pressures up to 730 Pa. Engineered to perform in environments with temperatures up to +60°C, the fan features a redesigned casing that improves airflow and reduces specific fan power. It comes with an integrated auto changeover panel and is acoustically lined internally to minimize breakout noise. With optional spigot configurations available, the STDL200-1EC offers flexible installation and energy-efficient performance.