Amazon.com: Dualcomm PoE RJ45 Splitter Kit for Ethernet Cable Sharing - Connecting Two Ethernet Devices Over a Single Cable : Electronics
Amazon.com: EMS RJ45 Cat6/6a Pass Through Connectors for a Thick 23 AWG Large Diameter UTP Cable & Strain Relief Boots Pack of 50/50 | EZ Modular Plug for Solid or Stranded UTP
Amazon.com: 2× RJ45 Coupler with Extra Shielding– Network Cable Connector & Ethernet Cable Extender (Two RJ45 Jacks, Easy Way to Connect/Extend Ethernet Cables, CAT 6A for up to 10Gbit/s, Black) – by
Amazon.com: Cable Matters 50-Pack RJ45 Shielded Modular Plugs with Strain Relief Boots & 110 Punch Down Tool with 110 Blade : Electronics