Difference Between Rj12 and Rj25

Rj12 has three pairs of copper strands which allow exchanging information on three different lines. RJ12 has six slot connectors, and it is visible.

When compared to that of size, Rj25 is smaller than Rj12, but it is powerful as well. It is in a square shape, and it is light weighted, and they are used in telephone and network communication.

 Comparison Table Between Rj12 and Rj25

Parameters of ComparisonRj12Rj25
Physical characterRj12 is big in size and it is compact square-shaped.Rj25 is small in size and it is small square-shaped.
UsesIt is used mostly in systems and phones for contact.It is used in telephone devices for contact.
ConfigurationRj12 configuration is 6P2C.Rj25 configuration is 6P6C.
ConnectorRj12 is used to connect one computer.Rj25 is used to connect three computers simultaneously.
WeightIt is slightly heavy from other registered jack.It is light.

What is Rj12?

Rj12 is a registered jack that is light and is totally made up of plastic. Wires inside it are visible from the outside. It is mostly seen in computers and laptops for their data connection, and it is seen near DVD trays on personal computers.

The connector used to connect Rj12 is a six-slot connector. It is mostly used in the connectivity of telephone lines in companies, and it is used in many places.

There are Rj12 telephone systems and PBX, and most of the PBX offers phone tracking and many more features where the Rj12 key systems don’t.

The Rj12 is available on many machines for data connection and call connection. It is lightly weighted and used for multipurpose.

What is Rj25?

Rj25 is the smallest, but it is one of the most powerful connectors, as we should not underestimate it. The material is often displayed ties using translucent plastic.

It has a 6P6C configuration as it is able to connect six cables simultaneously, and it can also be connected to three computers simultaneously. It is thin and small, and it is light weighted.

The pros of Rj25 can accommodate up to six wires at a time. The prototype machine has two boxes which are a microcontroller and power controller. An IR cable is also attached to it. The Rj25 is more powerful and long-lasting.

Rj25 is compact and is round and lighter when compared to Rj12. It is covered with gold as it prevents rust. Rj25 has six slot plugs and can be connected to different computers. RJ25 jacks are used in telephone systems and used in networking connections for communications, and Rj25 is a six-slot plug.

Main Differences Between Rj12 and Rj25

  1. Rj12 has four slot connectors, and Rj25 has a plug of six slots.
  2. Rj11 is compact and square in shape, and Rj25 is rounder, lighter and more compact.

Conclusion

The registered jack is of different types and is used for communication purposes. They are connector wires which are used worldwide other than the USA. These are often used for single telephones and computers.

Both the registered jacks are licensed and are commonly used in our day-to-day life. Rj25 is better than Rj11 as it is light and thin when compared.

References

  1. https://www.leadsdirect.co.uk/technical-library/pinouts-wiring-diagrams/what-is-the-difference-between-rj10-rj11-rj12-and-rj45-connectors/
  2. https://www.mouser.in/Connectors/Modular-Connectors-Ethernet-Connectors/_/N-5g3y?P=1yzvt47
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