Aluminum triplex wire is a type of power service entry cable that is commonly used in residences as well as in either applications. Perhaps most commonly it is encountered when distributing power entry to homes. In the simplest terms, aluminum triplex wire consists of three cables twisted around each other. Two of the wires are hot legs, and the third is a neutral wire for the service cable....

There are many different types of specialty electrical wire and cable, such as DLO cable, submersible pump cable, marine grade cable, solar panel cable, and many others. Another one of these, commonly encountered in building and construction, is quadruplex wire, a type of wire commonly used for power service entry and made of aluminum. Here’s what you should know about it. What It’s...