Power stage. Power unit used to support single-phase ventilation equipment. Designed for fan control, by means of a potentiometer in the manual position, or heating pad flooring. Depending on the model the capacity of these stages is 8 or 40 Amperes.


  • PU8 (8 Amps capacity) 
  • PU40 (40 Amps capacity) 


  • Compact equipment, easy to handle
  • Programming and adjustment made easy