The Best rs485 to ethernet converters of 2021 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best rs485 to ethernet converters of 2021. Check our ranking below.

2,670 Reviews Scanned

Rank No. #1

Industrial RS232/RS485 to Ethernet Converter Adapter Dual Serial Ports Allow Bi-Directional Transparent Data Transmission Between RS232/RS485 and RJ45 Port Ethernet M4 Series 32-bit ARM Processor

Industrial RS232/RS485 to Ethernet Converter, Dual Serial Ports, which allows bi-directional transparent data transmission between RS232/RS485 and RJ45 port Ethernet, even at the same time, it can be configured via webpage.Easy-to-use, High-speed, Low-power, High-stability, Upgradable
M4 series 32-bit ARM processor with up to 120MHz frequency, fast speed, stable and reliable. 10/100M Auto-MDI/MDIX ethernet interface, regardless of cross-over or straight-through cable. Both RS232 and RS485 interface, allows to work independently at the same time, without interfering each other.
Configurable baudrate (600bps~230.4Kbps), supports five parity check options: None, Odd, Even, Mark, Space. Multi indicators, for monitoring communicating and working status. Available working modes: TCP Server, TCP Client, UDP Server, UDP Client, HTTPD Client (supports GET and POST).
Supports Modbus, suit for industrial application. Supports Websocket, allows bi-directional transparent data transmission with RS232/RS485 port via webpage directly. Configurable via webpage, AT commands, serial protocol, and network protocol, provides configuration protocol which can be integrated to your own software. Supports RFC2217-like protocol, be able to communicate with devices whose serial setting (baudrate, data bit, etc.) may change.
Supports customized heartbeat packets, make sure the connection is truthful, as well as for actively retrieving sensor data. Supports customized registration packets, auto passing the registered packet as identifier after the connection is established, so that different devices can be distinguished. Supports customized webpage, allows user to customize the module configuration page.

Rank No. #2

DTECH Serial to Ethernet Converter Adapter RS232 RS422 RS485 to TCP IP Device Server Supports DHCP DNS Modbus 10/100M Power Over Ethernet POE

DTECH Serial to Ethernet Converter Adapter RS232 RS422 RS485 to TCP IP Device Server Supports DHCP DNS Modbus 10/100M Power over Ethernet POE

Rank No. #3

USR-TCP232-306 Serial RS232/RS485/RS422 to Ethernet TCP/IP Server with DHCP and Built-in Webpage

Support DHCP/DNS
Support built-in webpage
Upgrade firmware via network
RS232/RS485/RS422 to Ethernet
It does not support Flow control / Modbus RTU to TCP

Rank No. #4

USR-TCP232-410s RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS

Dual Serial Device Server: Cpu: Cortex-M4 120Mhz, Serial RS485 & RS232 to Ethernet Server, 2 Serial Ports: 1 Port is RS232, 1 Port is RS485, 1 RJ45 Ethernet Port. Support RS232 & RS485 Working at The Same Time.
Data Link Protocol: Ip£¬Tcp£¬Udp£¬Dhcp£¬Dns£¬Http£¬Arp£¬Icmp£¬Web Socket£¬Httpd Client.
Speed: 10 / 100 Mbps, Mdi / Mdix Cross Direct Automatic Switching, Baud Rate: Rs-232£º600Bps ~ 230. 4Kbps£¬Rs-485£º600Bps ~ 1Mbps; 1.5Kv Electromagnetic Isolation, Shell Isolation Protection; Anti-Static 2Kv, Lightning Protection.
Configure Via Web Browser or Virtual Com Software Interface; Working Temperature: -40 ~ 85¡ãC, Power Consumption: < 1W.
What's in The Box: 1 x Dual Serial Device Server, 1 x 5V 1A Power Supply, 1 x Female to Female Serial Cable.

Rank No. #5

Waveshare RS485 to Ethernet Converter with High-Speed Low-Power High-Stability Up-gradable Easy to Communicate Between RS485 and RJ45 Port Ethernet

Modbus is not supported. M0 series 32-bit ARM processor, fast speed, high efficiency. 10/100M Auto-MDI/MDIX ethernet interface, regardless of cross-over or straight-through cable. Configurable RS485 baudrate (600bps~230.4Kbps), supports five parity check options: None, Odd, Even, Mark, Space
Available working modes: TCP Server, TCP Client, UDP Server, UDP Client, HTTPD Client (supports GET and POST). Configurable via webpage, AT commands, serial protocol, and network protocol, provides configuration protocol which can be integrated to your own software. Supports customized heartbeat packets, make sure the connection is truthful, as well as for actively retrieving sensor data
Supports customized registration packets, auto passing the registered packet as identifier after the connection is established, so that different devices can be distinguished. Supports customized webpage, allows user to customize the module configuration page. Supports RFC2217-like protocol, be able to communicate with devices whose serial setting (baudrate, data bit, etc.) may change
KeepAlive mechanism, detects broken connection, auto re-connecting. Supports time-out reboot (no-data reboot), ensures a long-term stable connection, configurable reboot time. Supports DNS domain name resolution, configurable DNS server.Supports DHCP, auto-obtained IP or static IP Firmware is upgradable via the network
Restore to factory settings via software and/or hardware. Comes with default MAC address, which is customizable. Provided software: module configuration software, TCP/UDP testing tool, VCOM virtual serial port software. Example code: host computer (socket ), VB, C++, Delphi, Android, iOS, etc.

Rank No. #6

Dual Port Server Industrial Serial RS232 RS485 to Ethernet Converter Modbus RTU to TCP Multiple Working Modes Support TCP/UDP Server/Client and HTTPD Client

Industrial Serial RS232 RS485 to Ethernet Converter, Modbus RTU to Modbus TCP, Modbus Polling
Can Realize bi-directional Transparent Transmission between RS232/RS485
RS232/RS485 ports can work simultaneously,not affect each other
Flow Control: CTS/RTS, XON/XOFF
MQTT/SSL special firmware (contact sales)

Rank No. #7

Serial RS232 RS485 to WiFi 802.11 b/g/n and Ethernet Converter(Upgrading Version of USR-WIFI232-610)

Have router function
Support Modbus gateway
Support WatchDog
Certificate of FCC, CE, RoHS,TELEC and ISO9001

Rank No. #8

waveshare Industrial RS232/RS485 to Ethernet Converter Dual Serial Ports, Allows Bi-Directional Transparent Data Transmission TCP Server, TCP Client, UDP Server, UDP Client, HTTPD Client Available

M4 series 32-bit ARM processor with up to 120MHz frequency, fast speed, stable and reliable;10/100M Auto-MDI/MDIX ethernet interface, regardless of cross-over or straight-through cable
Both RS232 and RS485 interface, allows to work independently at the same time, without interfering each other; Configurable baudrate (600bps~230.4Kbps), supports five parity check options: None, Odd, Even, Mark, Space
Supports Modbus, suit for industrial application; Supports Websocket, allows bi-directional transparent data transmission with RS232/RS485 port via webpage directly
Supports customized heartbeat packets, make sure the connection is truthful, as well as for actively retrieving sensor data;Supports customized webpage, allows user to customize the module configuration page

Rank No. #9

CERRXIAN RS485 to Ethernet RJ45 TCP / IP Serial Device Server Converter Transparent Transmission Serial Data Communication Device Support Web Management System

ACCESS SERIAL DEVICES REMOTELY - RS485 Serial device server transfer bidirectional transparent transmission of data between RS485 and Ethernet IP. It can configure and remotely manage RS485 serial devices on an IP network.Supports RS485 half duplex transmission, simple to set to work.
QUICKLY CONNECTS DEVICES TO THE INTERNET - The rs485 to ethernet converter supports 300 baud to a 230400bps data rate, connecting a RS485 serial device to the ethernet instantly.
MULTIPLE CONTROL MODES - Support Work Mode: TCP Server, TCP Client, UDP,VCOM.Support Auto-MDI/ MDIX, RJ45 Port with 10 / 100Mbps.Support web browser settings.
FLEXIBLE INSTALLATION - The rugged aluminum housing with mounting bracket provides reliable performance that can be used in almost any environment.
WIDELY COMPATIBLE - Support all Windows systems, such as XP/WIN7/WIN8/WIN10.Suitable for Centralized control of household electrical appliances; access control systems; variety of industrial automation; instrumentation; employee attendance machine; highway toll station; ATM machine.TIP:If you need a driver, please contact us.

Rank No. #10

USR-DR302 DIN-Rail Modbus RS485 Serial Port to Ethernet Converter Bidirectional Transparent Transmission Between RS485 and RJ45

USR-DR302 Modbus RS485 to Ethernet converter can realize bidirectional transparent transmission between RS485 and Ethernet. Via web-page or software, rs485 to Ethernet Converter can realize serial data and TCP/IP data package transparent transmission.
Realize bidirectional transparent transmission between RS485 and Ethernet
DIN-rail mounting: Small size, easy to manage and maintain, cost-effective
Identity Heartbeat Packet: When 302 works as TCP Client, it can send identity packet packet to TCP server which can be identification.Identity packet can be IMEI code, ICCID code and user editable identity packet
Advanced protection: Level 4 anti-static,level 3 electrical pulse protection, level 2 surge protection

Last update on 2021-04-09 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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Brand Value: Every brand of rs485 to ethernet converters has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
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Specifications: How powerful they are can be measured.
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