10 Best Modbus Server In The Us - Black Friday 2024
Best Choice1
USR10% OffDouble Serial Device RS232 RS485 RS422 Ethernet Server Modbus Multi-host Polling
Main highlights- Voltage range of 5~36V DC, Modbus RTU to Modbus TCP, CTS/RTS, XON/XOFF.
- Support Modbus multi-host polling, support Modbus RTU to Modbus TCP, DHCP and DNS.
- Support Built-in Webpage, Httpd Client and Websocket and network printing and watchdog mechanism.
- Realize transparent transmission between TCP/UDP data package and RS232/RS485/RS422 interface;
- 2 serial port, RS232 RS485 RS422 three-in-one.Device Server with Modbus;
9.9Exceptional
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Value for Money2
LINOVISIONLINOVISION Dual Ports Serial Server, RS485 and RS232 to Ethernet Convertor, Modbus RTU/TCP Conversion, RS485 and RS232 to RJ45 Convertor, Processor Upgraded
Main highlights- RS232&RS485 TO ETHERNET - Integrate your existing RS232 and RS485 devices with Ethernet for remote monitoring and control, overcoming distance limitations
- POWERFUL PROCESSOR - Upgraded to Cortex-M7 processor, with the speed of 400MHz providing more efficient and reliable performance
- MODBUS GATEWAY - Modbus RTU/TCP conversion, allowing Modbus signals to be transparently transmitted between different devices and networks. Supports multi-host polling for up to 16 hosts
- INDUSTRIAL-GRADE DESIGN - Wall and rail mountable, IP30 protection, wide operating temperature from -40°F to 185°F
- FREE CLOUD SUBSCRIPTION - Free subscription to Linovision AIoT RemoteMonit Cloud for the first year
- APPLICATION - Suitable for scenarios using RS232&RS485 such as POS system, agricultural sensors, PLCs, and medical devices that require remote monitoring and control
9.8Exceptional
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3
waveshareRS232/485 to WiFi and Ethernet Converter with POE, Serial Server, Modbus Gateway, MQTT Gateway,Serial Port to HTTPD Client, Allow Serial Port to WIFI, Serial Port to Ethernet, Ethernet to WIFI
Main highlights- With RS232, RS485, WIFI and Ethernet interfaces, the module can realize functions such as serial port to WIFI, serial port to Ethernet, Ethernet to WIFI and so on. Support transparent transmission mode: Support TCP Server, TCP Client, UDP Server, UDP Client
- This is an RS232/485 device data acquisitor / IoT gateway designed for industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, serial port to HTTPD Client, etc
- Support multi wireless networking methods: Support AP mode, STA mode, and AP+STA mode. Support multi wired networking methods: Support APLAN, APWAN, Router, and Bridge mode
- Support PoE Ethernet port power supply, Suitable for IEEE 802.3af PoE standard. Support Screw Terminal and DC 5.5 Power Port for Power Supply, DC 6~36V Wide Voltage Range Input.
- Multi Configuration Methods: Supports muliti configuration methods such as hosts, Web Browser and serial port Configuration. AT Command Mode: The user can query the current status of the module or set related parameters by sending AT commands
9.7Exceptional
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4
PUSRPUSR TCP232-306 RS232 RS485 RS422 to Ethernet TCP IP Modbus Gateway Serial Device Server Serial to ethernet converters
Main highlights- Supports hardware and software watchdog, automatically restarts when the device goes down.
- Supports Modbus RTU to Modbus TCP protocol conversion and multi-host polling
- Support RS232, RS485 and RS422.
- ARM core, Cortex-M0 solution, equipped with deeply optimized TCP/IP protocol stack. It has low latency and strong scalability, stable and reliable.
- 10/100Mbps Ethernet port and support Auto MDI/MDIX
9.4Excellent
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5
waveshareWaveshare RS485 to WiFi/Ethernet Module Rail-Mount Serial Server Modbus MQTT Gateway
Main highlights- With RS485, WIFI and Ethernet ports, the module can realize functions such as serial to WIFI, serial to Ethernet, Ethernet to WIFI and so on. Using screw terminals for power input, it supports 5~36V wide range power supply.
- This is a RS485 device data acquisitor / IoT gateway designed for industrial environment.
- Rail-mount V0 flame-retardant case design, small in size, easy to install.It is suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring...
- Power supply is not included, it is recommended to use a 12V Industrial DIN-Rail Power Supply. Please check the electronic User Manual Carefully before using!
- It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to HTTPD Client, etc.
9.1Excellent
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6
PUSRPUSR TCP232-304 RS485 to TCP/IP Converter Serial Device Server Support Modbus Gateway Built-in Webpage RS485 to Ethernet Converter
Main highlights- Supports hardware and software watchdog, automatically restarts when the device goes down
- Supports Modbus RTU to Modbus TCP protocol conversion and multi-host polling.
- Easy to config: built-in webpage and AT command to set parameter
- ARM core, Cortex-M0 solution, equipped with deeply optimized TCP/IP protocol stack. It has low latency and strong scalability, stable and reliable
- 10/100Mbps Ethernet port and support Auto MDI/MDIX
9.0Excellent
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7
wavesharewaveshare 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
Main highlights- With RS232, RS485, WIFI and Ethernet interfaces, the module can realize functions such as serial port to WIFI, serial port to Ethernet, Ethernet to WIFI and so on. Support Screw Terminal and DC 5.5 Power Port for Power Supply, DC 6~36V Wide Voltage Range Input
- This is an RS232/485 device data acquisitor / IoT gateway designed for industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, serial port to HTTPD Client, etc
- Support transparent transmission mode: Support TCP Server, TCP Client, UDP Server, UDP Client
- Support multi wireless networking methods: Support AP mode, STA mode, and AP+STA mode. Support multi wired networking methods: Support APLAN, APWAN, Router, and Bridge mode
- Multi Configuration Methods: Supports muliti configuration methods such as hosts, Web Browser and serial port Configuration. AT Command Mode: The user can query the current status of the module or set related parameters by sending AT commands
8.9Very Good
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8
PUSRPUSR RS232 RS485 Modbus RTU to Modbus TCP Gateway Serial to Ethernet Converter USR-TCP232-410s
Main highlights- Work mode: TCP Server/Client, UDP Server/Client, HTTPD Client
- Serial Port: RS232 and RS485, can be used simultaneously
- Redundant Power supply: DC 5-36V or Terminal power supply
- Modbus Gateway: Modbus RTU to Modbus TCP, Modbus Polling
- Configuration by Webpage, AT command and Setup software
8.7Very Good
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9
USRCNDual Port Server Industrial Serial RS232 RS485 to Ethernet Converter Modbus RTU to TCP Multiple Working Modes Support TCP/UDP Server/Client and HTTPD Client
Main highlights- RS232/RS485 ports can work simultaneously,not affect each other
- MQTT/SSL special firmware (contact sales)
- Industrial Serial RS232 RS485 to Ethernet Converter, Modbus RTU to Modbus TCP, Modbus Polling
- Flow Control: CTS/RTS, XON/XOFF
- Can Realize bi-directional Transparent Transmission between RS232/RS485
8.6Very Good
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10
wavesharewaveshare Industrial Isolated Rail-Mount RS232/485/422 Serial Server, RS232/485/422 to RJ45 Ethernet Module with POE, TCP/IP to Serial Converter, Modbus Gateway Support
Main highlights- Three Methods For Power Supply--- Support PoE Ethernet port power supply, Suitable for IEEE 802.3af PoE standard. Support Screw Terminal and DC Power Port for Power Supply, DC 6~36V Wide Voltage Range Input.
- Three Different Interfaces--- Onboard RS232 / 485 / 422 Interfaces, Suitable For More Application Scenarios. Ethernet Port To RS232/485/422---The Ethernet port can send data to three serial ports at the same time. RS232 / 485 / 422 To Ethernet Port---Only one of the RS232, RS485, and RS422 can send data to the Ethernet port at the same time.
- Support Rail-mount---easy to combine multi rail-mounted serial server together, more freely. Support Modbus gateway--- suitable for Modbus networking upgrade, Can Be Used With specific Configuration Software. Multi communication modes--- supports TCP server / TCP client / UDP mode / UDP multicast.
- RS232/485/422 and Ethernet Bi-directional transmission--- This is a RS232/485/422 device data acquisitor / IoT gateway designed for industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to JSON, etc. The module features RS232/485/422 and Ethernet port with PoE function. It realizes Bi-directional transparent data transmission between RS232/485/422 and Ethernet.
- MQTT/JSON to Modbus--- more flexible conversion between different protocols. Multi hosts roll-polling---support: different network devices will be identified and responsed respectively,no more crosstalk issue while communicating with multi network devices. Multi configuration methods---supports Web browser configuration, obtaining dynamic IP via DHCP,DNS protocol connected domain server address.
8.3Good
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