iwillink Cat6 Waterproof RJ45 Coupler, Shielded Female to Female Waterproof Ethernet Coupler, IP68 Ethernet Outdoor LAN Cable Connector for Cat5/Cat5e/Cat6 Ethernet Cable PoE, 5 Pack

iwillink Waterproof RJ45 Coupler, Shielded Female to Female Waterproof Ethernet Coupler, IP68 Ethernet Outdoor LAN Cable Connector for Cat5e/Cat6/Cat7 Ethernet Cable PoE, (5 Pack)

QINGLER RJ45 Cat6 Coupler Ethernet Extender Connector, 10 Pack in line Coupler Cat7 Cat6 Cat5e Cat5 Ethernet Cable Extender Female to Female Black

Cable Matters 100-Pack Cat 6 Pass Through RJ45 Connectors (Cat 6 Ends / Cat6 Connector / RJ45 Modular Plugs/Ethernet Plugs/Network Connector) for Solid or Stranded UTP Ethernet Cable