Electricians have used Romex wires for many years. They are famous electrical cables used in homes and commercial spaces during construction. These wires come in different sizes, depending on the application. Alibaba has many types for you to select from to fulfill your needs safely and efficiently. Despite the fame, a romex wire isn’t familiar to everyone. So, what should you know about safe Romex wires?

What to know concerning safe Romex wires

We can all agree that only most people who handle or work with these wires understand how they operate in detail. This article helps you know more about safe Romex wires even when you are not into electricals.

What are Romex wires?

They are non-metallic wires used in power, lighting, and communication circuit applications. Electricians working on residential or commercial projects will need these wires for various connections. The wires also come with a plastic conductor for use in electrical wiring. Unlike other electrical cables, Romex wires have many advantages, and that is why they get installed in most houses and commercial buildings. These cables have been there for years but keep changing and improving in design, flexible connectors, and the insulation materials used.

What is in Romex wires?

Since these wires are non-metallic, they lack any metal. Manufacturers use plastic and rubber to develop them or other materials that fit the process. They have excellent insulation that protects against any ground faults. Non-metallic wires are cheaper than other kinds of wire insulation, so you spend less and still get high-quality cables. Moreover, they are resistant to corrosion which is familiar with aluminum or copper wires. A significant let-down with the non-metallic wires is the failure to resist moisture. They are unsuitable for use outdoors when exposed to heavy rain or moisture-filled spaces.

What are the types of Romex wires

These cables vary in size, color, thickness, gauges, etc. Your application impacts which Romex wire to use and which to avoid. That explains why when you have a project, your contractor will recommend buying a particular type. When that’s the case, you should stick to specifications to achieve the functionality and safety desired. Some common types are;

  • 6/3 Romex
  • 8/2 Romex
  • 8/3 Romex
  • 14/2 Romex
  • 12/2 Romex
  • 10/2 Romex
  • 10/3 Romex

Note that some have a similar Rated Amperage while others differ, and they are used in different electrical devices to produce power and light. Go for what suits you.

Uses of Romex wires

The primary use is electrical wiring; home and business wiring to achieve effortless connectivity. These wires mainly connect to various devices. Electricians also use them for telephone lines and link buildings because they easily aid communication. Also, they come in handy during outdoor applications like outdoor air conditioning and lighting gadgets.

Final words

Romex wires are used worldwide; you can find most of their types everywhere. A Romex wire is non-metallic, and these wires tend to be cheaper. Factors like the home’s size, location, and necessary circuits determine how much Romex wire you need. Consider these elements while shopping and know which type works best for your application.


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