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Ships within 48 hours · Estimated delivery Nov 2 - Nov 7
Speed Control: All fans are suitable for speed control
Maintenance-Free & Reliable: Built to last with high-performance composite materials
allowed Frequency (3~ motors): 55 Hz
Air Volume: 4450 m³/h
Systemair DHS 400DS Sileo 3-Phase Roof Fan - 400mm Size_355mm Speed Control: All fans areDHS Sileo Roof Fan is your ideal solution for applications demanding high air volumes at medium pressure while maintaining an exceptionally low noise level. Designed with 3D profiled impellers featuring backward curved blades and external rotor motors, this fan ensures optimal performance. Key Features: Speed controllable: Tailor the airflow to your needs with adjustable speed settings. Integral thermal contacts: Built in safety features for reliable
