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-   -   Can a photocell be use through a ballast or with a ballast and how (https://www.askmehelpdesk.com/showthread.php?t=673305)

  • Jun 20, 2012, 07:27 PM
    ronaldt66
    Can a photocell be use through a ballast or with a ballast and how
    You have a outside sign light that use a 120v ballast, how do you connect a photocell to make it work?
  • Jun 21, 2012, 02:30 AM
    tkrussell
    Insert the photocell into the feed to the sign. Same as a switch.

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