How to solder Christmas lights insulated wire?












5












$begingroup$


I want to fix Christmas lights like these, whose wires got cut near the batteries. The LEDs near the batteries still work.



I tried touching the wires from the two parts and I was surprised that the they seem to have metallic insulation. I sliced one LED at the end and confirmed that touching the inner rods does turn this LED on. Here is a picture of the two pairs of wires I want to solder:



Two pairs of wires to solder



The outside of the wires has a silver color, the inner rod looks like copper.



What is the name of this type of insulated wire, and how to solder it back together?










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$endgroup$












  • $begingroup$
    a detailed picture of the wire you want to repair may help us...
    $endgroup$
    – Solar Mike
    Dec 3 '18 at 15:33






  • 2




    $begingroup$
    if its rubbery ,cut it off, if its a hard coating, some sand paper might do the trick.
    $endgroup$
    – Tim Mottram
    Dec 3 '18 at 15:42






  • 3




    $begingroup$
    Probably it's just an insulated copper wire covered in varnish. You could try sandpaper or something indeed. These are a bit painful to solder well.
    $endgroup$
    – Lundin
    Dec 3 '18 at 15:52
















5












$begingroup$


I want to fix Christmas lights like these, whose wires got cut near the batteries. The LEDs near the batteries still work.



I tried touching the wires from the two parts and I was surprised that the they seem to have metallic insulation. I sliced one LED at the end and confirmed that touching the inner rods does turn this LED on. Here is a picture of the two pairs of wires I want to solder:



Two pairs of wires to solder



The outside of the wires has a silver color, the inner rod looks like copper.



What is the name of this type of insulated wire, and how to solder it back together?










share|improve this question











$endgroup$












  • $begingroup$
    a detailed picture of the wire you want to repair may help us...
    $endgroup$
    – Solar Mike
    Dec 3 '18 at 15:33






  • 2




    $begingroup$
    if its rubbery ,cut it off, if its a hard coating, some sand paper might do the trick.
    $endgroup$
    – Tim Mottram
    Dec 3 '18 at 15:42






  • 3




    $begingroup$
    Probably it's just an insulated copper wire covered in varnish. You could try sandpaper or something indeed. These are a bit painful to solder well.
    $endgroup$
    – Lundin
    Dec 3 '18 at 15:52














5












5








5





$begingroup$


I want to fix Christmas lights like these, whose wires got cut near the batteries. The LEDs near the batteries still work.



I tried touching the wires from the two parts and I was surprised that the they seem to have metallic insulation. I sliced one LED at the end and confirmed that touching the inner rods does turn this LED on. Here is a picture of the two pairs of wires I want to solder:



Two pairs of wires to solder



The outside of the wires has a silver color, the inner rod looks like copper.



What is the name of this type of insulated wire, and how to solder it back together?










share|improve this question











$endgroup$




I want to fix Christmas lights like these, whose wires got cut near the batteries. The LEDs near the batteries still work.



I tried touching the wires from the two parts and I was surprised that the they seem to have metallic insulation. I sliced one LED at the end and confirmed that touching the inner rods does turn this LED on. Here is a picture of the two pairs of wires I want to solder:



Two pairs of wires to solder



The outside of the wires has a silver color, the inner rod looks like copper.



What is the name of this type of insulated wire, and how to solder it back together?







led wire insulation






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Dec 3 '18 at 15:39







mmorin

















asked Dec 3 '18 at 15:30









mmorinmmorin

1355




1355












  • $begingroup$
    a detailed picture of the wire you want to repair may help us...
    $endgroup$
    – Solar Mike
    Dec 3 '18 at 15:33






  • 2




    $begingroup$
    if its rubbery ,cut it off, if its a hard coating, some sand paper might do the trick.
    $endgroup$
    – Tim Mottram
    Dec 3 '18 at 15:42






  • 3




    $begingroup$
    Probably it's just an insulated copper wire covered in varnish. You could try sandpaper or something indeed. These are a bit painful to solder well.
    $endgroup$
    – Lundin
    Dec 3 '18 at 15:52


















  • $begingroup$
    a detailed picture of the wire you want to repair may help us...
    $endgroup$
    – Solar Mike
    Dec 3 '18 at 15:33






  • 2




    $begingroup$
    if its rubbery ,cut it off, if its a hard coating, some sand paper might do the trick.
    $endgroup$
    – Tim Mottram
    Dec 3 '18 at 15:42






  • 3




    $begingroup$
    Probably it's just an insulated copper wire covered in varnish. You could try sandpaper or something indeed. These are a bit painful to solder well.
    $endgroup$
    – Lundin
    Dec 3 '18 at 15:52
















$begingroup$
a detailed picture of the wire you want to repair may help us...
$endgroup$
– Solar Mike
Dec 3 '18 at 15:33




$begingroup$
a detailed picture of the wire you want to repair may help us...
$endgroup$
– Solar Mike
Dec 3 '18 at 15:33




2




2




$begingroup$
if its rubbery ,cut it off, if its a hard coating, some sand paper might do the trick.
$endgroup$
– Tim Mottram
Dec 3 '18 at 15:42




$begingroup$
if its rubbery ,cut it off, if its a hard coating, some sand paper might do the trick.
$endgroup$
– Tim Mottram
Dec 3 '18 at 15:42




3




3




$begingroup$
Probably it's just an insulated copper wire covered in varnish. You could try sandpaper or something indeed. These are a bit painful to solder well.
$endgroup$
– Lundin
Dec 3 '18 at 15:52




$begingroup$
Probably it's just an insulated copper wire covered in varnish. You could try sandpaper or something indeed. These are a bit painful to solder well.
$endgroup$
– Lundin
Dec 3 '18 at 15:52










2 Answers
2






active

oldest

votes


















12












$begingroup$

Enameled wire. Has a thin, strong lacquer coating as insulation. This can be colored as you have there. You simply scrape it off with a blade or sand paper, or burn it off with a lighter. Once the wire is exposed, tin and solder like normal.






share|improve this answer









$endgroup$













  • $begingroup$
    Sounds right. I will try sanding or burning it.
    $endgroup$
    – mmorin
    Dec 3 '18 at 15:56






  • 2




    $begingroup$
    I find using a lighter can be a very painful way to go (burned fingers, melted insulation). Instead use your soldering iron, put a big blob of solder on the end and drag the wire through the solder blob. This works well for me for stripping smaller gauge magnet wire.
    $endgroup$
    – Jim
    Dec 3 '18 at 20:23










  • $begingroup$
    @Jim melted insulation is the point. Not that it melts, enamel and lacquer burn off nicely.
    $endgroup$
    – Passerby
    Dec 3 '18 at 20:25






  • 1




    $begingroup$
    Burning off with a lighter was the easiest option and the first I tried, so I am accepting this answer.
    $endgroup$
    – mmorin
    Dec 6 '18 at 10:16



















4












$begingroup$

It's a copper wire coated with lacquer (it's called lacquered copper wire), which gives insulation and water resistance (based on the required color for LED string).



You can see all these Christmas light strings will come in multiple colors.



Enameled wire is mostly used in magnetic applications like motors, transformers etc... so it is usually called magnet wire.



You can just remove that layer with knife, fire or by using heat from soldering iron... do tinning to both joints and solder.






share|improve this answer











$endgroup$













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    2 Answers
    2






    active

    oldest

    votes








    2 Answers
    2






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes









    12












    $begingroup$

    Enameled wire. Has a thin, strong lacquer coating as insulation. This can be colored as you have there. You simply scrape it off with a blade or sand paper, or burn it off with a lighter. Once the wire is exposed, tin and solder like normal.






    share|improve this answer









    $endgroup$













    • $begingroup$
      Sounds right. I will try sanding or burning it.
      $endgroup$
      – mmorin
      Dec 3 '18 at 15:56






    • 2




      $begingroup$
      I find using a lighter can be a very painful way to go (burned fingers, melted insulation). Instead use your soldering iron, put a big blob of solder on the end and drag the wire through the solder blob. This works well for me for stripping smaller gauge magnet wire.
      $endgroup$
      – Jim
      Dec 3 '18 at 20:23










    • $begingroup$
      @Jim melted insulation is the point. Not that it melts, enamel and lacquer burn off nicely.
      $endgroup$
      – Passerby
      Dec 3 '18 at 20:25






    • 1




      $begingroup$
      Burning off with a lighter was the easiest option and the first I tried, so I am accepting this answer.
      $endgroup$
      – mmorin
      Dec 6 '18 at 10:16
















    12












    $begingroup$

    Enameled wire. Has a thin, strong lacquer coating as insulation. This can be colored as you have there. You simply scrape it off with a blade or sand paper, or burn it off with a lighter. Once the wire is exposed, tin and solder like normal.






    share|improve this answer









    $endgroup$













    • $begingroup$
      Sounds right. I will try sanding or burning it.
      $endgroup$
      – mmorin
      Dec 3 '18 at 15:56






    • 2




      $begingroup$
      I find using a lighter can be a very painful way to go (burned fingers, melted insulation). Instead use your soldering iron, put a big blob of solder on the end and drag the wire through the solder blob. This works well for me for stripping smaller gauge magnet wire.
      $endgroup$
      – Jim
      Dec 3 '18 at 20:23










    • $begingroup$
      @Jim melted insulation is the point. Not that it melts, enamel and lacquer burn off nicely.
      $endgroup$
      – Passerby
      Dec 3 '18 at 20:25






    • 1




      $begingroup$
      Burning off with a lighter was the easiest option and the first I tried, so I am accepting this answer.
      $endgroup$
      – mmorin
      Dec 6 '18 at 10:16














    12












    12








    12





    $begingroup$

    Enameled wire. Has a thin, strong lacquer coating as insulation. This can be colored as you have there. You simply scrape it off with a blade or sand paper, or burn it off with a lighter. Once the wire is exposed, tin and solder like normal.






    share|improve this answer









    $endgroup$



    Enameled wire. Has a thin, strong lacquer coating as insulation. This can be colored as you have there. You simply scrape it off with a blade or sand paper, or burn it off with a lighter. Once the wire is exposed, tin and solder like normal.







    share|improve this answer












    share|improve this answer



    share|improve this answer










    answered Dec 3 '18 at 15:52









    PasserbyPasserby

    56.9k453149




    56.9k453149












    • $begingroup$
      Sounds right. I will try sanding or burning it.
      $endgroup$
      – mmorin
      Dec 3 '18 at 15:56






    • 2




      $begingroup$
      I find using a lighter can be a very painful way to go (burned fingers, melted insulation). Instead use your soldering iron, put a big blob of solder on the end and drag the wire through the solder blob. This works well for me for stripping smaller gauge magnet wire.
      $endgroup$
      – Jim
      Dec 3 '18 at 20:23










    • $begingroup$
      @Jim melted insulation is the point. Not that it melts, enamel and lacquer burn off nicely.
      $endgroup$
      – Passerby
      Dec 3 '18 at 20:25






    • 1




      $begingroup$
      Burning off with a lighter was the easiest option and the first I tried, so I am accepting this answer.
      $endgroup$
      – mmorin
      Dec 6 '18 at 10:16


















    • $begingroup$
      Sounds right. I will try sanding or burning it.
      $endgroup$
      – mmorin
      Dec 3 '18 at 15:56






    • 2




      $begingroup$
      I find using a lighter can be a very painful way to go (burned fingers, melted insulation). Instead use your soldering iron, put a big blob of solder on the end and drag the wire through the solder blob. This works well for me for stripping smaller gauge magnet wire.
      $endgroup$
      – Jim
      Dec 3 '18 at 20:23










    • $begingroup$
      @Jim melted insulation is the point. Not that it melts, enamel and lacquer burn off nicely.
      $endgroup$
      – Passerby
      Dec 3 '18 at 20:25






    • 1




      $begingroup$
      Burning off with a lighter was the easiest option and the first I tried, so I am accepting this answer.
      $endgroup$
      – mmorin
      Dec 6 '18 at 10:16
















    $begingroup$
    Sounds right. I will try sanding or burning it.
    $endgroup$
    – mmorin
    Dec 3 '18 at 15:56




    $begingroup$
    Sounds right. I will try sanding or burning it.
    $endgroup$
    – mmorin
    Dec 3 '18 at 15:56




    2




    2




    $begingroup$
    I find using a lighter can be a very painful way to go (burned fingers, melted insulation). Instead use your soldering iron, put a big blob of solder on the end and drag the wire through the solder blob. This works well for me for stripping smaller gauge magnet wire.
    $endgroup$
    – Jim
    Dec 3 '18 at 20:23




    $begingroup$
    I find using a lighter can be a very painful way to go (burned fingers, melted insulation). Instead use your soldering iron, put a big blob of solder on the end and drag the wire through the solder blob. This works well for me for stripping smaller gauge magnet wire.
    $endgroup$
    – Jim
    Dec 3 '18 at 20:23












    $begingroup$
    @Jim melted insulation is the point. Not that it melts, enamel and lacquer burn off nicely.
    $endgroup$
    – Passerby
    Dec 3 '18 at 20:25




    $begingroup$
    @Jim melted insulation is the point. Not that it melts, enamel and lacquer burn off nicely.
    $endgroup$
    – Passerby
    Dec 3 '18 at 20:25




    1




    1




    $begingroup$
    Burning off with a lighter was the easiest option and the first I tried, so I am accepting this answer.
    $endgroup$
    – mmorin
    Dec 6 '18 at 10:16




    $begingroup$
    Burning off with a lighter was the easiest option and the first I tried, so I am accepting this answer.
    $endgroup$
    – mmorin
    Dec 6 '18 at 10:16













    4












    $begingroup$

    It's a copper wire coated with lacquer (it's called lacquered copper wire), which gives insulation and water resistance (based on the required color for LED string).



    You can see all these Christmas light strings will come in multiple colors.



    Enameled wire is mostly used in magnetic applications like motors, transformers etc... so it is usually called magnet wire.



    You can just remove that layer with knife, fire or by using heat from soldering iron... do tinning to both joints and solder.






    share|improve this answer











    $endgroup$


















      4












      $begingroup$

      It's a copper wire coated with lacquer (it's called lacquered copper wire), which gives insulation and water resistance (based on the required color for LED string).



      You can see all these Christmas light strings will come in multiple colors.



      Enameled wire is mostly used in magnetic applications like motors, transformers etc... so it is usually called magnet wire.



      You can just remove that layer with knife, fire or by using heat from soldering iron... do tinning to both joints and solder.






      share|improve this answer











      $endgroup$
















        4












        4








        4





        $begingroup$

        It's a copper wire coated with lacquer (it's called lacquered copper wire), which gives insulation and water resistance (based on the required color for LED string).



        You can see all these Christmas light strings will come in multiple colors.



        Enameled wire is mostly used in magnetic applications like motors, transformers etc... so it is usually called magnet wire.



        You can just remove that layer with knife, fire or by using heat from soldering iron... do tinning to both joints and solder.






        share|improve this answer











        $endgroup$



        It's a copper wire coated with lacquer (it's called lacquered copper wire), which gives insulation and water resistance (based on the required color for LED string).



        You can see all these Christmas light strings will come in multiple colors.



        Enameled wire is mostly used in magnetic applications like motors, transformers etc... so it is usually called magnet wire.



        You can just remove that layer with knife, fire or by using heat from soldering iron... do tinning to both joints and solder.







        share|improve this answer














        share|improve this answer



        share|improve this answer








        edited Dec 6 '18 at 11:14









        mmorin

        1355




        1355










        answered Dec 3 '18 at 18:38









        ElectronElectron

        1,197313




        1,197313






























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