The Elta SMB400/4 – 1AC is a 400mm mixed flow box fan designed for reliable ventilation in various applications. Featuring a 4‑pole, single-phase AC motor, this multiflow fan provides airflow rates reaching 4.07 m³/s and can handle static pressures up to 796 Pa. It is suitable for continuous operation in environments with temperatures up to +60°C. Compact and efficient, the SMB400/4 – 1AC offers dependable performance for air handling systems requiring moderate airflow and pressure.