here!
I’m your shopping assistant for PC builds, upgrades, and everything tech.
Got questions? Ask away!
Start a conversation
"usb serial adapter"
DB9 RS232 Female Port to RJ45 Female Connector Card DB9 Serial Port Extender to LAN CAT5 CAT6 RJ45 Network Ethernet Cable Adapter
Limited time offer, ends 11/17
$23.89
Free Shipping
Type-C USB-C USB-3.1 Male to 1000Mbps Gigabit Ethernet Network LAN Female Cable Adapter for Laptop
Limited time offer, ends 11/17
$25.89
Free Shipping
Type-C USB-C USB-3.1 Male to 1000Mbps Gigabit Ethernet Network LAN Female Cable Adapter for Laptop
Limited time offer, ends 12/10
$22.00
Free Shipping
![[USB & Type-C] USB to Ethernet Adapter, USB C to Ethernet RJ45 Adapter,10/100/1000M Gigabit Ethernet LAN Network Adapter for Notebook Laptop UC164, Galaxy S21/S20, i-Mac, XPS, MacOS](https://c1.neweggimages.com/productimage/nb300/BFGYS2504210W51M3CB.jpg "[USB & Type-C] USB to Ethernet Adapter, USB C to Ethernet RJ45 Adapter,10/100/1000M Gigabit Ethernet LAN Network Adapter for Notebook Laptop UC164, Galaxy S21/S20, i-Mac, XPS, MacOS")
[USB & Type-C] USB to Ethernet Adapter, USB C to Ethernet RJ45 Adapter,10/100/1000M Gigabit Ethernet LAN Network Adapter for Notebook Laptop UC164, Galaxy S21/S20, i-Mac, XPS, MacOS
Limited time offer, ends 12/10
$15.10
Free Shipping
![[USB & Type-C] USB to Ethernet Adapter, USB C to Ethernet RJ45 Adapter,10/100/1000M Gigabit Ethernet LAN Network Adapter for Notebook Laptop UC164, Galaxy S21/S20, i-Mac, XPS, MacOS](https://c1.neweggimages.com/productimage/nb300/B4D1S24122012HTC37C.jpg "[USB & Type-C] USB to Ethernet Adapter, USB C to Ethernet RJ45 Adapter,10/100/1000M Gigabit Ethernet LAN Network Adapter for Notebook Laptop UC164, Galaxy S21/S20, i-Mac, XPS, MacOS")
[USB & Type-C] USB to Ethernet Adapter, USB C to Ethernet RJ45 Adapter,10/100/1000M Gigabit Ethernet LAN Network Adapter for Notebook Laptop UC164, Galaxy S21/S20, i-Mac, XPS, MacOS
Limited time offer, ends 11/17
$17.49
Free Shipping
USB to cat5 Adapter USB RJ45 Ethernet for Cat6/5/5e Extension Cable Adapter USB 2.0 Extender Cat5 Extender Cable Adapter
Limited time offer, ends 11/17
$17.89
Free Shipping
RJ45 Female to RJ11 Male Adapter (2 Pack) Ethernet to Phone Line RJ45 8P8C Female to RJ11 6P4C Male Converter Adapter Cable
Limited time offer, ends 12/10
$13.30
Free Shipping
USB 2.0 to RJ45 Adapter RJ45 LAN Cable Extension Cable USB Extender over Cat5 / Cat5e / Cat6 Cable
Limited time offer, ends 11/17
$17.89
Free Shipping
USB 2.0 Extension Extender Adapter male & Female Up To 150ft Using CAT5/CAT5E/6 RJ45 Lan Network Ethernet Repeater Cable
Limited time offer, ends 11/17
$17.89
Free Shipping
BUCIER USB 2.0 to RJ45 Adapter RJ45 LAN Cable Extension Cable USB Extender over Cat5 / Cat5e / Cat6 Cable
Limited time offer, ends 12/02
$14.19
Free Shipping