NCE RJ12 to RJ45 pin out table

UTP and UTP Cat5 / RJ12 (6wire) & RJ45 (8 wire) can be mixed on the same layout provided you follow the correct pin  out as below

1. The CAT 5 panel use CAT5 cables which are readily available anywhere.

2. The CAT 5 panel use twice as many wires to connect between panels which allows for much longer runs between panels.