Longer power lines is a mod for Fallout 4, which increases the maximum length of power cables in your settlements. Bothered to put a tower every 5 meters, to power up all the necessary in your settelment? With this mod, this problem will disappear immediately.
Once you've added all the mod files into the game folder, follow the following address:
There you will find the file plugins.txt. Open it with any text editor and add to the end of the line LongerPowerLines3x.esp. After that, go to file properties and tick "read Only"
Longer power lines for Fallout 4 can be downloaded for free, just clicking on the links on this page.