Heavy duty Cat 6 RJ45 couplers extend the connection between two Ethernet patch cables. Future-proof your network for 10-Gigabit Ethernet at a Cat5e price with this convenient and cost effective 5-pack inline couplers for Ethernet. Gold plated contacts ensure a corrosion free connection. This 8P8C female to female Ethernet coupler is backwards compatible with Cat5, 5e network. Cat 6 coupler is UL Listed meets Category 6 performance.