Cat-5 Cable Pinout
The tables below detail the two wiring pinout variations for Cat-5 cables. When making custom cables,
either pinout can be used, but both ends of a cable must use the same wiring pattern.
T568A
RJ45 Pin
Wire Color
1
White/Green
2
Green
3
White/Orange
4
Blue
5
White/Blue
6
Orange
7
White/Brown
8
Brown
T568B
RJ45 Pin
Wire Color
1
White/Orange
2
Orange
3
White/Green
4
Blue
5
White/Blue
6
Green
7
White/Brown
8
Brown
19
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