Subscriber Discussion

RJ45 - What Does The '45' In RJ45 Mean?

UD
Undisclosed Distributor #1
May 20, 2018

For an RJ45 Connector, what does the 45 Mean? 

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Brian Karas
May 20, 2018
Pelican Zero

Basically, it is the 45th variant in the series of  Registered Jacks.

 

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