here!
I’m your shopping assistant for PC builds, upgrades, and everything tech.
Got questions? Ask away!
Start a conversation
"ethernet"
I'm Celeste, Newegg's tech expert! Need help with "ethernet"?
Ethernet Industrial Serial Server RS485 to RJ45 Ethernet Module, TCP/IP to Serial, Support Rail-Mount/Modbus Gateway, TCP Server/TCP Client/UDP Mode/UDP Multicast Multi Communication Modes
Limited time offer, ends 11/14
$69.83
Free Shipping
RS485 to Ethernet Converter with High-Speed Low-Power High-Stability Up-gradable Easy to Communicate Between RS485 and RJ45 Port Ethernet
Limited time offer, ends 11/14
$61.98
Free Shipping
2.5G Ethernet Card, Mini PCI-E Network Adapter with Realtek RTL8125B, 10/100/1000/2500Mbps RJ45 LAN Controller, Support Windows/Linux for Desktop PC NAS
Limited time offer, ends 11/14
$97.96
Free Shipping
2.5G Ethernet Card, Mini PCI-E Network Adapter with Realtek RTL8125B, 10/100/1000/2500Mbps RJ45 LAN Controller, Support Windows/Linux for Desktop PC NAS
Limited time offer, ends 11/14
$97.96
Free Shipping
RS485 to RJ45 Ethernet with POE Function Modbus/MQTT Gateway, Bi-Directional Transparent Data Transmission Between RS485 and Ethernet, 6~36V DC Screw Terminal, or PoE Port Power Supply
Limited time offer, ends 11/14
$77.59
Free Shipping
Industrial RS485 to RJ45 Ethernet Serial Server, Support POE Ethernet Port Power Supply, Electrical Isolation, TCP/IP to Serial, Rail-Mount Support
Limited time offer, ends 11/15
$90.26
Free Shipping
RS232/485 to WiFi and Ethernet Converter Serial Server, Modbus Gateway, MQTT Gateway,Serial Port to HTTPD Client, Allow Serial Port to WiFi, Serial Port to Ethernet, Ethernet to WiFi
Limited time offer, ends 11/14
$91.17
Free Shipping
USB Ethernet Adapter USB 3.0 to 10 100 1000 Mbps Gigabit LAN Network Adapter Mini RJ45 Internet Adapter Compatible with Nintendo Switch Laptop PC MacBook Surface XPS Raspberry Pi 4b and More
Limited time offer, ends 11/15
$44.76
Free Shipping
16-Ch Ethernet Module, Modbus RTU/TCP, Ethernet Communication, Support PoE, Various Isolation & Protection Circuits, Industrial Rail-Mount
Limited time offer, ends 11/14
$158.58
Free Shipping