RJ45 socket : what is it what is it used for ?

With the rapid development of new technologies, access to multimedia is part of the comfort required in all homes today.

The regulations even now impose the installation of a communication network in new constructions. For this to be possible, the installation of RJ45 sockets is the appropriate solution.

Definition and description of an RJ45 socket

Also called 8P8C, the RJ45 socket is a modular connector generally used in multimedia connections. It is used for ethernet connections and is also used in the circulation of weak currents as a telephone connector for example. Simply put, if you need your games console or computer connected to the internet, this is the device for you.

The acronyms RJ stand for registered jack which are standardized network connection interfaces. As the name implies, the 8P8C has eight wires with the ends matched with plastic pins. It is like a physical interface for connecting cables called twisted pairs with four pairs of wires of different colors (blue, green, orange and brown). The TIA/EIA 568 A and TIA/EIA 568 B standards define the rules of use and forms. Note that there is sometimes confusion between the RJ45 and the RJ50. The latter is however of 10P10C format and is used rather on inverters.

What is an RJ45 socket used for?

Companies that aspire to benefit from more efficient computer systems or individuals who want to enjoy housing with multimedia access to standards will need to install this modular connector to gain in comfort.

Indeed, having a wi-fi network is certainly a good thing, but it is not always enough when you are looking to take advantage of high-speed, excellent quality connectivity. Today, tablets, computers and televisions are no longer the only devices connected to the internet. There are also game consoles and, in the near future, connected objects will be more common and more numerous. For the connections to take place smoothly and with perfect quality, the use of the wired network via the RJ45 connector remains the most interesting alternative.

The installation of this socket is also necessary if you plan to convert a room into an office, or if the number of people who connect to the internet in your home are more and more numerous, or if you plan to set up a home automation system in your house. .

What do the regulations say?

The digital boom is a reality and the legislator is well aware of it. This is why since January 1, 2008, new constructions, buildings being renovated or being extended must be equipped with RJ45 sockets in accordance with the NF C15-100 standard. It is therefore necessary to find this connector in at least one main room of the house. It replaces the old T sockets. The installation can be done by yourself, several tutorials exist on the web for this. But you can also contact an electrician who will set up an installation that complies with the standards in force.

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