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Main image of RJ45 Cat5 Couplers, (20 Pack) in Line Coupler Cat5 Cat5e Cat6 Cat7 Ethernet Cable 8P8C Extender Adapter Female to Female, Black

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RJ45 Cat5 Couplers, (20 Pack) in Line Coupler Cat5 Cat5e Cat6 Cat7 Ethernet Cable 8P8C Extender Adapter Female to Female, Black

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Usage: Cat 5 coupler extender is ideal for extending ethernet connection by connecting 2 short network cables together. They are only compatible with RJ45, NOT compatible with RJ11.
Fast Speed to 10 gigabite: The RJ45 connector can speed up to 10 gigabite for connecting Cat7/Cat6 ethernet cable.
Compatibility: This 8P8C female to female Ethernet coupler jack is compatible with Cat7, Cat6 , Cat5e , Cat5 network.
High Performance: RJ45 inline jack coupler meets Category 6 performance in compliance with the TIA/EIA 568-C.2 standard.
Reliable Connection: With nickel plated contacts and easy snap-in retaining clip, the coupler ensure a secure and corrosion free connection.

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RJ45 Couplers Female to Female (Black) :

Usage: RJ45 Coupler extender is ideal for extending ethernet connection by connecting 2 short network cables together. They are only compatible with RJ45, NOT compatible with RJ11.

Compatibility: This 8P8C female to female Ethernet coupler jack is compatible with Cat7, Cat6 Cat5e, Cat5 network.

Fast Speed to 10 gigabite: The RJ45 connector can speed up to 10 gigabite for connecting Cat7/Cat6 ethernet cable.

RJ45 Couplers Female to Female (Black) :

Usage: RJ45 Coupler extender is ideal for extending ethernet connection by connecting 2 short network cables together. They are only compatible with RJ45, NOT compatible with RJ11.

Compatibility: This 8P8C female to female Ethernet coupler jack is compatible with Cat7, Cat6 Cat5e, Cat5 network.

Fast Speed to 10 gigabite: The RJ45 connector can speed up to 10 gigabite for connecting Cat7/Cat6 ethernet cable.

RJ45 Cat5 Couplers, (20 Pack) in Line Coupler Cat5 Cat5e Cat6 Cat7 Ethernet Cable 8P8C Extender Adapter Female to Female, Black

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First Listed on Newegg	March 17, 2026

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Item#: 359-027R-007F8

RJ45 Cat5 Couplers, (20 Pack) in Line Coupler Cat5 Cat5e Cat6 Cat7 Ethernet Cable 8P8C Extender Adapter Female to Female, Black

RJ45 Couplers Female to Female (Black) :

RJ45 Couplers Female to Female (Black) :

Learn more about the Detailed Specifications

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies

Manufacturer Contact Info