The Ruck ELKI 8050 D2 10 is a 3‑phase mixed flow box fan designed for efficient and reliable ventilation. It features an efficiency-optimized diagonal impeller with CFD-optimized aerodynamics for stable, consistent airflow. The fan is housed in soundproof galvanized sheet steel for durability and noise reduction. Its removable fan unit allows convenient maintenance and cleaning. The frequency-controllable IE3 motor ensures energy-efficient operation. Important: This fan is designed for 230 V power supply only; 3×400 V operation is forbidden. FU-operation instructions must be followed as specified in the operating manual. Ideal for commercial, industrial, and specialist ventilation systems requiring high-performance, low-noise airflow.