Design Features
    •    Bearing System: Ball bearing
    •    Impeller: Plastic with fiber glass filed UL 94V-0
    •    Housing: Plastic with fiber glass filed UL 94V-0
    •    Motor: Brushless DC
    •    Connecting: Wire leads
    •    Speed: S-1 high speed type & S-2 medium speed type
    •    Function: Auto-restat & FG speed sensor signal