Stranded Wire

Jimmy7

Senior Member
Location
Boston, MA
Occupation
Electrician
When you need to extend something like a #12 stranded wire is it better to extend it with #12 stranded or solid, or does it matter. Obviously both work, but technically speaking is one better than the other?
 
When you need to extend something like a #12 stranded wire is it better to extend it with #12 stranded or solid, or does it matter. Obviously both work, but technically speaking is one better than the other?
As stated it doesn't matter but if it's already stranded why use solid?
 
I was just curious, if it was a situation where that’s all you had in the truck
Yes either would work so it comes down to preference for the task at hand, like a device with only binding terminals, or as you've said what you had on the truck.
 
In existing metallic conduits that had wires in it we liked to use stranded wire especially if it was a long run or had over 180 degrees in bends. We had nylon insulated fish tapes but was faster to use the existing #12 ground wire as a pull.line pulled in a stranded new #12 ground wire. Always tied in the replacement ground wire immediately. Union electrical contractors that I came behind always used solid #12 because it was cheaper.
 
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