I like Panduit brand for the Ethernet RJ45 data jack. The RJ45 CAT number jack you use depends on the Cat number of the 4 pair twisted cable. Example, if the cable is CAT 5e then use a CAT 5e RJ45 jack. If the cable is CAT 6 use a CAT 6 jack.
Mini-Com RJ45 CAT 6/6a jack.
Mini-Com® TX6A™ 10Gig™ TG Style Jack Module, White
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