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50-pin Telco connector

A plug and socket used to attach 25 pairs of telephone wires. It is also used for SCSI-1 connections and is the 50-pin version of the widely used Centronics connector found on the back of PC printers. See RJ-21.



RJ-21

(Registered Jack-21) A communications and networking interface that uses a cable of twisted wire pairs. One end of the cable has a 50-pin Telco connector, and the wires branch out to 25 RJ-11 plugs or 12 RJ-45 plugs at the other end. See 50-pin Telco connector, RJ-45 and RJ-11.



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5-4-3 rule500 error
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5.25 inch5150
50 GbE5250
50 Gigabit Ethernet5250 emulator

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