SF Cable, CAT6 Junction Box, 110 Punch Down Type UL listed Junction box is for splicing two Ethernet Cat.6 cables together without the use of connectors and couplers If you're going to joint 2 wires together permanently, it's best to have as direct a connection as possible The punch down connection provides secure continuity; Wire gage: 23 to 26 AWG For use with Cat.6 cable; UL listed Lifetime Warranty