![Amazon.com: DTECH Serial to Ethernet Converter Adapter RS232 RS422 RS485 to TCP IP Device Server Supports DHCP DNS Modbus RTU/TCP 10/100M Power Over Ethernet POE : Electronics Amazon.com: DTECH Serial to Ethernet Converter Adapter RS232 RS422 RS485 to TCP IP Device Server Supports DHCP DNS Modbus RTU/TCP 10/100M Power Over Ethernet POE : Electronics](https://m.media-amazon.com/images/I/61qpnW+zxhL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: DTECH Serial to Ethernet Converter Adapter RS232 RS422 RS485 to TCP IP Device Server Supports DHCP DNS Modbus RTU/TCP 10/100M Power Over Ethernet POE : Electronics
![Amazon.com: StarTech.com 1 Port RS232 Serial Ethernet Device Server - PoE Power Over Ethernet - Serial Over IP Device Server Adapter - PoE-Powered (NETRS2321POE) : Electronics Amazon.com: StarTech.com 1 Port RS232 Serial Ethernet Device Server - PoE Power Over Ethernet - Serial Over IP Device Server Adapter - PoE-Powered (NETRS2321POE) : Electronics](https://m.media-amazon.com/images/I/91hUEfblAcL._AC_UF894,1000_QL80_.jpg)
Amazon.com: StarTech.com 1 Port RS232 Serial Ethernet Device Server - PoE Power Over Ethernet - Serial Over IP Device Server Adapter - PoE-Powered (NETRS2321POE) : Electronics
![Dual Serial Port Ethernet Bidirectional Transparent Transmission RS232/485 to Network Module RJ45 RS232/485 TO ETH Dual Serial Port Ethernet Bidirectional Transparent Transmission RS232/485 to Network Module RJ45 RS232/485 TO ETH](https://www.elecbee.com/image/catalog/Network-Module/Dual-Serial-Port-Ethernet-Bidirectional-Transparent-Transmission-RS232485-to-Network-Module-RJ45-RS2-1697581-descriptionImage2.jpeg)
Dual Serial Port Ethernet Bidirectional Transparent Transmission RS232/485 to Network Module RJ45 RS232/485 TO ETH
![RS232 RJ45 Adapter - NET232+ Serial Ethernet Device Server - 110V - U.S./North America - DTE (male) – Grid Connect RS232 RJ45 Adapter - NET232+ Serial Ethernet Device Server - 110V - U.S./North America - DTE (male) – Grid Connect](http://cdn.shopify.com/s/files/1/0026/8579/6388/products/net232-plus_1500x1500_3.jpg?v=1569242982)
RS232 RJ45 Adapter - NET232+ Serial Ethernet Device Server - 110V - U.S./North America - DTE (male) – Grid Connect
![Is there any way to send serial data over physical ethernet layer with no encapsulation? - Electrical Engineering Stack Exchange Is there any way to send serial data over physical ethernet layer with no encapsulation? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/ie11U.jpg)