There are two things you should have noticed, if anything, about marine electrical cable. These are that it is more flexible than corresponding alternatives of the same gauge (such as automotive battery wire) and that, if you strip a little away to make connections, it looks silver. Silver is an excellent electrical conductor, but that’s not what’s at play here....

Marine environments will make short work of electrical systems. Your boat’s marine battery cables and terminals are no exception here.  With that said, here are some basic things you can do to protect your marine battery cable and terminals, whether all you have is an aluminum rowboat with a trolling motor and a deep cycle marine battery, or a yacht with an outboard.  These...

Welding cable, you already know, must be rated to appropriate voltage and ampacity in order to safely handle the load it’s placed under when used for its intended application.  But these are prerequisites, and there are other factors that qualify this type of electrical cable as appropriate for the tasks for which it is used.  Two of these will be covered here. ...