here!
I’m your shopping assistant for PC builds, upgrades, and everything tech.
Got questions? Ask away!
Start a conversation
"cat 8"
- Sold by Newegg
Can’t find the filter you need? Let AI help.
![1000M Ethernet Splitter High Speed, 1000Mbps Ethernet Splitter 1 to 2 [2 Devices Simultaneous Networking], Gigabit Internet Splitter with USB Power Cable, LAN Splitter for Cat 5/5e/6/7/8 Cable](https://c1.neweggimages.com/productimage/nb300/C0U0S2508120KA8IICF.jpg "1000M Ethernet Splitter High Speed, 1000Mbps Ethernet Splitter 1 to 2 [2 Devices Simultaneous Networking], Gigabit Internet Splitter with USB Power Cable, LAN Splitter for Cat 5/5e/6/7/8 Cable")
10Gb PCI-e 3.0 X8 NIC Network Card,Quad- SFP+ Port, with Broadcom BCM57840 Controller, PCI Express Ethernet LAN Adapter Support Windows Server/Linux/VMware
Limited time offer, ends 11/15
$168.00
Free Shipping
10-PACK RJ45 Female To Female Network Ethernet LAN Splitter Connector Transfer Head RJ45 Adapter Coupler for Cat7 Cat6 Cat5e(White)
Limited time offer, ends 11/15
$16.69
Free Shipping
PCI Express x8 Jumpers for Board to Board, Edge Card Connector (100cm, R88NF(Tx to Rx Signal swap))
Limited time offer, ends 11/15
$93.00
Free Shipping
80 Meters, 10GBase-T SFP+ to RJ-45 Transceiver, 10Gbe SFP+ to Copper Ethernet Module for Cisco SFP-10G-T-80, Ubiquiti UF-RJ45-10G-80, TP-Link TL-SM5310-T, Netgear AXM766 and More, up to 80m
Limited time offer, ends 11/15
$98.78
Free Shipping
6 Pack Cat7 Keystone Coupler, RJ45 Female-to-Female Straight-Through Module for Ethernet, Suitable for 10Gbps 600MHz/Shielded Network Extension Cable Expansion Adapter. (Blue/CAT7)
Limited time offer, ends 11/15
$22.78
Free Shipping
8-CH Ethernet Relay Module (B) with Digital Input, Modbus RTU/Modbus TCP Protocol, Support DC 7~36V Wide Range Power Input and PoE Power Supply, with Various Isolation and Protection Circuits
Limited time offer, ends 11/15
$172.34
Free Shipping
SFP+ to RJ-45 10GBase-T Transceiver, 10Gbe Copper SFP+ to Ethernet Module for Cisco SFP-10G-T-S, TP-Link TL-SM5310-T, Netgear and More, RJ-45 SFP+ CAT.6a, up to 30m
Limited time offer, ends 11/15
$85.48
Free Shipping
8-CH Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol
Limited time offer, ends 11/15
$147.72
Free Shipping
1.25/2.5/5/10G-T SFP+ to RJ45 CAT.6a Copper Module, Auto-Negotiation SFP+ to Ethernet Transceiver for Intel E10GSFPT, TP-Link TL-SM5310-T and More, up to 30-Meter
Limited time offer, ends 11/15
$85.48
Free Shipping
2.5G/10G Switch (8 x 2.5G RJ45 + 10G SFP+), Unmanaged, Supports 10/100/1000/2500 Base-T
Limited time offer, ends 11/15
$109.42
Free Shipping
RJ45 Female To Female Network Ethernet LAN Splitter Connector Transfer Head RJ45 Adapter Coupler for Cat7 Cat6 Cat5e(5-pack White)
Limited time offer, ends 11/15
$13.09
Free Shipping
Fiber Patch Cable - 10Gb/Gigabit Multi-Mode Jumper Duplex 50/125m LSZH Fiber Optic Cord for SFP Transceiver, Magenta, 2-Meter(6.6ft), 10-Pack
Limited time offer, ends 11/15
$70.28
Free Shipping
Fiber Patch Cable - 10Gb/Gigabit Multi-Mode Jumper Duplex 50/125m LSZH Fiber Optic Cord for SFP Transceiver, Magenta, 4-Meter(13.1-ft)
Limited time offer, ends 11/15
$15.18
Free Shipping
Fiber Patch Cable - 10Gb/Gigabit Multi-Mode Jumper Duplex 50/125m LSZH Fiber Optic Cord for SFP Transceiver, Magenta, 0.5-Meter(1.6ft), 10-Pack
Limited time offer, ends 11/15
$90.28
Free Shipping
Fiber Patch Cable - 10Gb/Gigabit Multi-Mode Jumper Duplex 50/125m LSZH Fiber Optic Cord for SFP Transceiver, Magenta, 3-Meter(9.8ft), 10-Pack
Limited time offer, ends 11/15
$83.58
Free Shipping
Fiber Patch Cable - 10Gb/Gigabit Multi-Mode Jumper Duplex 50/125m LSZH Fiber Optic Cord for SFP Transceiver, Magenta, 1.5-Meter(4.9ft)
Limited time offer, ends 11/15
$13.47
Free Shipping
Fiber Patch Cable - 10Gb/Gigabit Multi-Mode Jumper Duplex 50/125m LSZH Fiber Optic Cord for SFP Transceiver, Magenta, 35-Meter(114.8ft)
Limited time offer, ends 11/15
$40.26
Free Shipping
Fiber Patch Cable - 10Gb/Gigabit Multi-Mode Jumper Duplex 50/125m LSZH Fiber Optic Cord for SFP Transceiver, Green, 10-Meter(32.8-ft)
Limited time offer, ends 11/15
$28.86
Free Shipping
Quad-Port 25 Gb/s SFP28 Ethernet PCI Express 4.0 x16 Network Interface Card, Halogen-Free | BCM957504-P425G
Limited time offer, ends 11/15
$598.00
Free Shipping
Adapter UTP CAT6 Keystone Coupler RJ45 Female to Female UTP CAT6 Keystone Inline Coupler Black
Limited time offer, ends 11/15
$18.98
Free Shipping
5G PCIe to RJ45 Network Adapter RTL8126B 1000/2500/5000Mbps Gigabit Ethernet LAN Controller Adapter for PC Desktop Win10 11 New 2026 Electronic & Accessories
Limited time offer, ends 11/15
$111.98
Free Shipping
Cable Organizing and Bundler Tool48-Hole Cable Dresser for Data Center, Server Rooms and Machine Room Wire Management and Organizer, Perfect for Cable Management(CAT5, CAT6)
Limited time offer, ends 11/15
$37.98
Free Shipping
RJ45 Female To Female Network Ethernet LAN Splitter Connector Transfer Head RJ45 Adapter Coupler for Cat7 Cat6 Cat5e(5-pack Black)
Limited time offer, ends 11/15
$13.09
Free Shipping
Gigabit Auto-Negotiation SFP Fiber-to-ETH Converter, with PoE Module
Limited time offer, ends 11/15
$76.58
Free Shipping