Sone166 Top -

The represents the peak of the power-to-quiet curve . For engineers, audiophiles, and home builders who demand the best of both worlds, this is the benchmark to beat.

When shopping for cooling, ventilation, or rotating machinery, ignore the marketing fluff. Ask the supplier one question: "What is your CFM-to-sone ratio at the sone166 top calibration?" The answer will tell you everything you need to know. Keywords integrated: sone166 top, 1.66 sones, acoustic efficiency, HVAC performance, silent cooling. sone166 top

| Feature | Standard sone166 Unit | sone166 top Unit | | :--- | :--- | :--- | | | 1.66 sones (Constant hum) | 1.66 sones (Smoother pitch, less irritating) | | Airflow (CFM) | 120 CFM | 180 CFM (+50%) | | Vibration at 1m | 0.4 mm/s | 0.1 mm/s | | Energy Efficiency | 28 Watts | 19 Watts | | Thermal Performance | Acceptable | Superior (Top 5% of class) | The represents the peak of the power-to-quiet curve