- High-Efficiency EC Motor: Energy-saving external rotor motor, fully controllable speed (0-10V) for precise airflow adjustment.
- Quiet Operation: Thermally and acoustically insulated with 50mm mineral wool and perforated steel for low-noise performance.
- Durable Construction: Sturdy galvanized sheet steel casing ensures long-lasting reliability and resistance to corrosion.
- Flexible Installation: Can be installed in any orientation; potentiometer included for easy commissioning.
- Optimal Airflow & Safety: Delivers 1,360m³/h airflow at 230V, 166W with integrated motor protection for safe, efficient operation.
The RS 40-20 EC Sileo rectangular duct fan combines compact design with high airflow efficiency, making it ideal for commercial and residential ventilation systems. Engineered with backward-curved impellers and high-performance EC external rotor motors, this fan delivers powerful airflow of 1,360m³/h while consuming significantly less energy than traditional AC fans. Its casing is crafted from durable galvanized steel, with thermally and acoustically insulated walls lined with 50mm mineral wool for ultra-quiet operation. Pre-wired with a 0-10V potentiometer, it allows precise speed control and effortless adjustment to match ventilation needs. With integrated motor protection, flexible installation options, and robust construction, the RS 40-20 EC Sileo ensures reliable, energy-efficient performance for any environment.
Before Veralis
After Veralis
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