NTW Click on/Lockable RJ45 Plug Protector CAT5e/Cat6/Cat6a/Cat7/Cat8 Ethernet Head Dust Covers (25 Pack)-Black NL-CAP-BK25 - The Home Depot
Five Common Solutions for Connecting Two Industrial Ethernet Cables
RJ45 Ethernet Splitter Cable, TSV RJ45 1 to 2 LAN Network Adapter Ethernet Splitter Cable Male to Female Fit for Cat5, Cat5e, Cat6, Cat7 LAN Ethernet Socket Connector Adapter - Walmart.com
Making Ethernet Cables – Simple and Easy | Ground Control
RJ45 Ethernet Splitter Cable, TSV 1 to 2 LAN Male to Female Network Adapter Fit for Cat5, Cat5e, Cat6, Cat7 Ethernet Socket Connector - Walmart.com
Ethernet Cable Connector (RJ45 coupler) for Cat8, Cat7, Cat6, Cat5