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- Model #: 4SG7A08868
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Type-C to RJ45 Ethernet Adapter, 100Mbps USB3.0 Hub Combo, Type C to RJ45 Network Card with USB 3.0 Port, Portable Network Converter
- Model #: TECH CABIN - TCH712
- $17.69 –
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Mini PCI-E to PCIe X1 Adapter with SIM Card Slot, Convert Mini PCIE WiFi/3G/4G LTE WWAN Module to Desktop PCI-E Slot
- Model #: B3EN-S2990
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USB-C to RJ45 Gigabit Ethernet Adapter, 10/100/1000Mbps Type-C Wired LAN Network Converter for Laptop PC
- Model #: B3EN-S2996
- $22.89 –
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USB-C Male to Fast Ethernet Adapter, 10/100Mbps Type-C to RJ45 LAN Network Converter for Notebook & Desktop PC
- Model #: B3EN-S3000
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USB-C to 2.5G Ethernet Adapter, USB3.1 Type-C to RJ45 2500Mbps 2.5Gigabit LAN Network Converter for Laptop PC
- Model #: B3EN-S2989
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USB C to Ethernet Adapter, Thunderbolt 3 to RJ45 Wired Network Converter with 3 USB 3.0 Ports, Plug & Play, Compatible with MacBook, Silver
- Model #: TECH CABIN - TCH1299
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QLE2562 8Gb/S Fibre Channel Card - Gen 2 PCI-E X8 Dual-Port SFP+ Connectors Low-Profile
- Model #: TGM4-QLE2562
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25PCS LC UPC Duplex Single-Mode Fiber Optic Coupler, LC UPC Duplex Fiber Adapter, LC Female to Female Optical Connector for Single Mode Fiber Cables
- Model #: TECH CABIN - TCH1529
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DB9 RS232 Female to RJ45 Female Adapter, Serial COM to CAT5/CAT6 RJ45 Ethernet Converter for Serial Signal Extension via Network Cable
- Model #: B3EN-S2997
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Type-C to RJ45 Ethernet Adapter, Gigabit & 100Mbps Drive-Free USB-C Network Card, Silver Portable Type-C to RJ45 LAN Converter eokCXOY
- Model #: TECH CABIN - TCH474
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PCIe to M.2 E-Key Adapter Board with 16Pin Cable & SMA Antenna Port, NGFF Wireless Network Card Expansion Module for Raspberry Pi 5
- Model #: TECH CABIN - TCH1295
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Type-C to Gigabit Ethernet Adapter with 3-Port USB 3.0 Hub, USB-C / USB-A to RJ45 LAN Network Port Splitter, USB 3.0 Data Hub for Laptop, Desktop PC
- Model #: TECH CABIN - TCH857
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Dual RJ45 Gigabit PCIe Network Card, Broadcom BCM5718 Chip 10/100/1000Mbps PCI-E x1 Ethernet LAN Adapter for PC Server NAS
- Model #: B3EN-S2986
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Mini PCIe to Dual RJ45 Gigabit Ethernet Card, 2-Port 10/100/1000Mbps Mini PCI-E LAN Network Adapter for Industrial Motherboard & Embedded Device
- Model #: B3EN-S2988
- $32.49 –
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PCIe to M.2 E-Key Adapter Board for Raspberry Pi 5, With 16P Cable & SMA Antenna Connector, Compatible with NGFF M.2 Wireless Network Cards
- Model #: TECH CABIN - TCH1514
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M.2 A+E / E Key Test Adapter, NGFF E/A+E Slot Riser Extension Card for M.2 WiFi/Bluetooth Wireless Module Testing & Protection
- Model #: B3EN-S2999
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2-in-1 PCIe Expansion Adapter, Mini PCI-E to PCI-E x1 + mSATA SSD to 2.5" SATA Converter with SIM Slot for Mini PCIE WiFi /3G/4G/LTE WWAN Module
- Model #: B3EN-S2987
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Mini PCI-E to Dual RJ45 Gigabit Ethernet Adapter, 2-Port 10/100/1000Mbps Mini PCIE LAN Card for Industrial PC & Embedded Motherboard
- Model #: B3EN-S2991
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PoE Splitter for Raspberry Pi 5, 5V 4A USBC Output Gigabit PoweroverEthernet Splitter, IEEE802.3af/at Compliant PoE Adapter for Pi 5 SingleBoard Computer Network Power Supply
- Model #: TECH CABIN - TCH2873
- $17.49 –
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USB to RJ45 Adapter USB2.0 Female to Ethernet RJ45 Male Plug Connector, USB 2.0 Port to Wired LAN Network Converter for Desktop Laptop Network Device Wired Ethernet Connection
- Model #: TECH CABIN - TCH3026
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USB 3.0 to Gigabit Ethernet Adapter, 10/100/1000 Mbps RJ45 LAN Wired Network Adapter, USB to RJ45 Internet Dongle Compatible with MacBook, Surface, Laptop PC, Windows 11/10/8.1, macOS, Linux
- Model #: TECH CABIN - TCH1850
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![[Upgraded] USB 3.0 Gigabit Ethernet RJ45 Network Adapter with 3Port USB 3.0 Hub, 10/100/1000 Mbps LAN Converter Black, Wired Network Expansion for Ultrabooks, Laptops and Tablets](https://c1.neweggimages.com/productimage/nb300/B3ENS260805049TCE29.jpg "[Upgraded] USB 3.0 Gigabit Ethernet RJ45 Network Adapter with 3Port USB 3.0 Hub, 10/100/1000 Mbps LAN Converter Black, Wired Network Expansion for Ultrabooks, Laptops and Tablets")
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[Upgraded] USB 3.0 Gigabit Ethernet RJ45 Network Adapter with 3Port USB 3.0 Hub, 10/100/1000 Mbps LAN Converter Black, Wired Network Expansion for Ultrabooks, Laptops and Tablets
- Model #: TECH CABIN - TCH2501
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25 Pack LC UPC Duplex Single Mode Fiber Optic Adapter, LC to LC Fiber Coupler, LC UPC Optical Fiber Connector
- Model #: TECH CABIN - TCH1320
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- Color: Multicolor
- Model #: 407-BBOU
- $325.99 –
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USB to RJ45 Ethernet Adapter, USB 2.0 Type A Female to RJ45 Male Plug Network Converter Connector, Portable Wired LAN Adapter for Laptops, PCs and Devices Without Built-in Ethernet Port
- Model #: TECH CABIN - TCH2391
- $17.49 –
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Mini PCI-E to Dual RJ45 Gigabit + COM Serial Port Combo Card, 2-Port 10/100/1000Mbps LAN RS232 Adapter for Industrial PC & Embedded Motherboard
- Model #: B3EN-S2994
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Mini PCI-E to USB2.0 WWAN Adapter with SIM Slot, Convert Mini PCIE 3G/4G LTE WWAN Module to USB Interface, Includes USB to Type-C Cable for Laptop Desktop
- Model #: B3EN-S2993
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Bestselling Network Connectors/Adapters Reviews:
Douglas H.
9/21/2025 7:26:19 AM
The best under $20 component I have ever bought.
“ The network component that was built in to my system board could not handle my upgraded internet service. ”
2.5GB PCIe Network Card, PCI-e Express to 2.5 Gigabit Ethernet Network Adapter for Desktop PC Gaming, Supports Windows 11/10/8.1/8/7, LinuxRussell H.
8/19/2025 6:24:12 AM
Eazy peazy
“ The ethernet port on my motherboard died. ”
2.5GBase-T PCIe Network Adapter, 2500/1000/100Mbps PCI Express Gigabit Ethernet Card RJ45 LAN Controller Support Windows Server/Windows, Standard and Low-Profile Brackets Included PCIe to 2.5 GigabitClyde G.
5/17/2025 5:38:54 PM
great deal to acompany a 2.5G upgrade!
“ got myself a 2.5G gateway recently and wanted to utilize the new speeds so i bought a pair of these for my PC and server and couldn't be happier! ”
2.5GB PCIe Network Card, PCI-e Express to 2.5 Gigabit Ethernet Network Adapter for Desktop PC Gaming, Supports Windows 11/10/8.1/8/7, LinuxAnonymous
12/23/2024 9:55:48 AM
Great item and value. Works Great.
“ Needed to replace the onboard network adapter. ”
2.5GBase-T PCIe Network Adapter, 2500/1000/100Mbps PCI Express Gigabit Ethernet Card RJ45 LAN Controller Support Windows Server/Windows, Standard and Low-Profile Brackets Included PCIe to 2.5 GigabitPeter A.
5/2/2023 10:17:44 AM
Solid speed! Fun on a budget!
“ I highly recommend this adapter! ”
Plugable 2.5G USB C and USB to Ethernet Adapter, 2-in-1 Adapter Compatible with USB-C Thunderbolt 3 or USB 3.0, USB-C to RJ45 2.5 Gigabit LAN Ethernet, Compatible with Mac and Windows