Originally Posted By: kshepard
This post was automatically imported from our archived forum.
I look at a lot of old homes up in the mountains and the service conductors hardly ever have any marks on them. For a while I carried plastic guages, but my understanding now is that because of improved manufacturing methods, conductors rated at a particular amperage have shrunk in diameter. How do you rate 'em? I’ve just been disclaiming them, stating “Unable to determine rating, no markings visible on the service conductors”.