Legrand Pass & Seymour 94004I 1.5A 4-Speed Rotary Fan Control, Single Pole, De-Hummer, Ivory (1 Count)
94004I. Fan speed control (4-spd) 1.5 amp IV . Since the development of
variable Fan speed controls, many fans have made an annoying humming noise
when their speed was reduced. . Through the use of specially designed
capacitive circuitry, these units can control fans at 3- or 4-speed levels in
slide, rotary, and dual styles with virtually no Fan motor noise.. Fan speed
control, rotary/3SPEED/1.5Amp, white. . .
 
Product Features
  

         
Since The Development Of Variable Fan Speed Controls, Many Fans Have Made An Annoying Humming Noise When Their Speed Was Reduced
         
Through the use of specially designed capacitive circuitry, these units can control fans at 3- or 4-Speed levels in slide, rotary, and dual styles with virtually no Fan motor noise
         
Fan speed control, rotary/3speed/1.5Amp, white