Best Computer Networking Device Servers for Industrial Device Networking (2026)
We ranked device servers by protocol support (RS-232/422/485), security features, industrial suitability, user ratings and overall value across typical price tiers
This roundup covers computer networking device servers suited for industrial device networking, focusing on serial-to-Ethernet and serial-to-IP converters used in RS-232/RS-422/RS-485 environments. Picks were chosen for protocol support, security features, industrial readiness and overall value across common price tiers
Top Picks
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1
Lantronix xDirect Serial-to-Ethernet Device Server XDT2321002-01-S
Serial-to-Ethernet device server enabling RS232/RS422/RS485 connectivity. Includes 10Base-T/100Base-T interfaces and DB9F DCE pins. Customer notes provide mixed insights but no specific sentiment
- serial-to-ethernet bridge
- auto-sensing Ethernet ports
- DCE DB9F interface
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2
Lantronix 1-port Secure Serial to IP Device Server
Compact 1-port serial-to-Ethernet device server with rs232/rs422/rs485 support and up to 256-bit AES encryption. PoE 802.3af + integrated HTTP server for remote management. Customer note: secure, plug-and-play serial-to-ip conversion
- 256-bit AES encryption
- PoE 802.3af support
- modbus tcp/rtu support
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3
Industrial Serial to Ethernet Converter RS422/RS485 to TCP/UDP
Serial (RS422/RS485) to Ethernet (TCP/UDP) conversion with IPv4/IPv6 dual stack. Includes protection features such as overvoltage, reverse voltage, and overcurrent protection. User insight notes no specific comments
- dual-stack IP support
- serial to Ethernet conversion
- robust protection features