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Serial device server - SH LINK CO., LIMITED - Ethernet Switch | Industrial PoE Switch | Media Converter | Optical Transceivers

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SH-GC128| Industrial Serial Device Server| 2x10/100M RJ45 ports, 8x RS232/485/422 ports

< Metal enclosure with multiple mountig options designed for industrial control site applications. < Each serial port has data transmit/receive LEDs < 2x 10/100M RJ45 ports, sharing a single device IP address < 8x RS485/RA422 ports. Each serial port is isolated from the others, and the system is also isolated from the serial ports, ensuring more reliable and secure system operation < Wide-range power input. The power supply uses an isolated from the others, and the system is also isolated form the serial poets, ensuring more reliable and secure system operation. < Supports multiple operating modes: VCOM, MCP, TCP SERVER, TCP CLIENT, UDP CLIENT, Reverse Telnet Mode, Remote Pair mode, Modbus TCP SERVER, Modbus TCP CLIENT, MQTT. < Supports Web-based firmware upgrade for convenient adaptation to specific application scenarios.

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SH-GC124| Industrial Serial Device Server| 2x10/100M RJ45 ports, 4x RS232/485/422 ports

< 2x 10/100M RJ45 ports, operating in switch mode with a single IP design < 4x RS-232/485/422 serial ports for remote control functionality < Supports resetting to factory default settings via the Reset button < Supports an external watchdog < Each RS232 serial port provides 5 signals: RXD, TXD, RTS, CTS, GND. < Each RS485/RS422 serial port provides T/R+. T/R-, R+, R- < Supports custom baud rates < Each serial port has independent data transmit/receive LEDs for easy debugging < Supports MCP and VCOM virtual serial ports < Supports 4KV ESD protection for serial ports amd 1.5KV AC isolation protection for Ethernet ports < Supports Web-based firmeare upgrade

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SH-GC111| Industrial Serial Device Server| 1x10/100M RJ45 port, 1x RS232/485/422 port

< Supports 3 serical signal types: RS232, RS485, and RS232/RS485/RS422 < Configurable serial baud rate from 600bps to 230.4Kbps < Selectable operating modes:TCP Client, TCP Server, UDP Client, UDP Server, HTTPD Client, MQTT < Supports Modbus gateway functionality for easy conversion between ModbusRTU and ModbusTCP protocols. < Supports multi-master Modbus command polling for mullisecond-level data acquisition. < Supports MQTT functionality for easy conversion between ModbusRTU adn ModbusTCP protocols < Supports multi-master Modbus command polling for millisecond-level data acquisition < Supports MQTT functionality for connecting to standard MQTT protocol cloud platforms, enabling transparent transmission < Supports customized quick setup for connecting to Alibaba CLoud and other cloud platforms for data transparent transmission. < TCP Server supports 2 connections, displays connceted IP addresses, and calculates send/receive data perconnection. < In TCP Server mode, configurable behavior for new connections when the maxium connection limit is reached < Supports TCP client short connection mode with customizable disconnect time

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SH-GF10110|Industrial Serial Device Server|1x10/100Mbps RJ45 port, 1x RS232/RS422/485 port

< Supports three serial signal types:RS232, RS485, and RS232/RS45/RS422 <Supports Modbus gateway functionality <Supports MQTT functionality <Wide operating temperature range:-40℃-85℃

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SH-GF1024E0| Serial Device Server| 2x10/100Mbps RJ45 ports, 4x RS232/485 ports

< Main control frequency of up to 648MHz, 32MB SDRAM, and 16MB Flash storage. < 2*10/100M RJ45 ports, single IP, operates in switch mode < Supports 4RS-232/485 serial ports < Supports resetting to factory default settings via the Reset button < Supports external watchdog

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    • -40oC to +85oC · IP40
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    Solar power directly, environmental-friendlly

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    Media Converter

    • 100M/1000M/2.5G/10G auto-negotiate
    • Compatible with various SFP/1x9 Module
    • Plug-and-Play
    • OEM, ODM, SKD and CKD

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  • News

    Stepping into 2026:
    January 4, 2026
    As we step into 2026, we would like to take this moment to express our sincere appreciation to...
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    SH LINK Unveils Switches with Its Appearance at CPSE
    November 6, 2025
    On Oct.31, the 20th China Public Security Expo(CPSE) concluded successfully at the Shenzhen...
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    INVITATION
    October 16, 2025
    SH LINK(Booth No.: 1C29A, 1Hall-Digital City Hall), Industrial Communication-Based, All-Scenario...
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