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Weathermatic SLM Modules

  • Compatible with SmartLink
  • Connections for up to 3 different 2-wire paths for maximum installation flexibility
  • Maximum of 48 Zones plus Master Valve
  • Hot-swappable installation
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    In Stock
    • 4 Zone Expansion Module
    • For SL1600 Timer
    List Price:  $62.95
    Our Price:  $47.78
    You Save:  $15.17
    In Stock

    In Stock
    • Expansion Module
    • 2 Zones
    • For SL800 Controller and Timer
    List Price:  $36.70
    Our Price:  $27.86
    You Save:  $8.84
    In Stock

    In Stock
    • 2-Wire Decoder Manager
    • 48 Zones
    • Compatible SmartLink
    • Hot-swappable installation
    List Price:  $786.45
    Our Price:  $628.25
    You Save:  $158.20
    In Stock

    In Stock
    • Expansion Module
    • 12 Zone
    • For SL4800 Controller and Timer
    List Price:  $209.95
    Our Price:  $167.71
    You Save:  $42.24
    In Stock

      SLM Smart Line Modules

      Discover our Smart Line SLM Weathermatic Modules. Controls 2-48 zones!

      Smart Line Modules
      Choose from the best of Weathermatic's Smart Line modules that will best fit your need.

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