Cat5e Ethernet Cable vs. Rj45 Connector – What is the difference between them?

These two terms are thrown around a lot, especially when it comes to data transmission and Ethernet connection. But are they the same, and if not, what sets them apart?

The Cat5e Ethernet cable has been around for quite some time. It is popular in many homes and offices for its affordability and ability to transmit Gigabyte data. It has been replaced by quite a number of cables that have much stronger builds, higher transmission speeds and broader bandwidths.

The Rj45 is a widely used connector, and it found in just about all environments that have Ethernet connections. It is quite strong, and is preferred for its unique configuration that handles Ethernet cables quite well.

So what are their major characteristics? This article looks into these to help you clear the confusion. Read along!

What are the differences between the Cat5e and Rj45?

Device
Cat5e
Rj45
Physical Attributes
Ethernet cable that has a length of 220 meters max
Rectangular device that is 11.6mm wide
Functionality
Connecting devices to network sources and transmitting data
Connecting Ethernet cables to network sources

The Cat5e Ethernet Cable and Rj45 Connector – How do they differ?

Physical Characteristics

The Cat5e is a cable that uses copper wires to transmit electromagnetic impulses. It normally has 8 copper wires which are twisted in pairs to reduce the occurrence of crosstalk. The cable has a maximum transmission speed of 1000 Mbps and a bandwidth of 100 MHz.

The Rj45 is a small plastic device that has a width of 11.69mm. It is made using rigid plastic that is see through. It has an 8P8C configuration that allows it to handle up to 8 wires at a go.

 Functionality

The Cat5 is an Ethernet cable that mainly transmits data in the form of electromagnetic impulses from a network source such as a router to a computer device. Its 1000Mbps make it able to transmit Gigabyte data.

The Rj45 is a connector that acts as a link between the cable and the network source. Its 8P8C configuration makes it ideal for Ethernet connections.

The Cat5e Ethernet Cable vs. Rj45 Connector Overview

The Cat5e Ethernet cable

Dripstone 600001 1000ft CAT5e 4/UTP Ethernet LAN Cable 24AWG Network Wire (Blue), Router
  • CAT5e 4/UTP Unshielded Twisted Pair HDPE PVC
  • 24AWG CCA Conductor (Copper Clad Aluminum)

This cable has a maximum transmission speed of 1000Mbps which is 1Gbps. It has a bandwidth of 100MHz even though there are companies that indicate that their cables can reach 350MHz.

This cable has 8 wires in total which are covered in pvc casing. They are then twisted in twos to prevent crosstalk. It is covered by a flexible pvc outer jacket.

Pros

  • It is flexible and easy to bend
  • It is an affordable cable
  • It supports gigabyte transmission

Cons

  • It is not as fast as recent Ethernet Cables

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The Rj45 Connector

iGreely Shielded Cat6 RJ45 Connectors 50Pack 24AWG Gold Plated RJ45 Cat6/Cat5E/Cat5 8P8C 50 Micron 50u 3 Prong FTP STP Ethernet Cable End Crimp Modular Plug
  • Please search : B08QZBX9T6 if you need Pass Through Cat6 Connectors.
  • Compatible with multi-stranded ,single-stranded and solid cables ,supporting 24 to 26 AWG round or flat...

This device is quite small but it plays an important role. It acts as a link between the Ethernet cable and the network source.  It is made of rigid plastic that is clear, allowing you to see the connection of wires. It measures 11.69mm wide. It has an 8P8C configuration, meaning that it has 8 positions and 8 connection points. It has pins made of copper, and they are coated in gold to prevent rusting.

Pros

  • It has a unique configuration that allows it to handle Ethernet connections
  • Its pins are covered in gold to prevent them from rusting
  • It is able to handle heavy data transmission

Cons

  • It is not suitable for telephone lines and modems

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Conclusion

Experiencing a bit of confusion is quite normal when dealing with items we are not too conversant with. These two devices, though very different, play very important roles in the transmission of data.

FAQs

  1. Can the Cat5e be used for telephone line connection?

No, this cable is only ideal for Ethernet connections.  

  1. Can the Rj45 be used for telephone line connection?

No, it is an ideal connector for only Ethernet cables.

 

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