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Rs232 tcp modbus

(999+ products available)

2025-11-25

<strong>RS232</strong>+RS485 <strong>TCP</strong>/IP 4 Digit Inputs 4 Relay Output <strong>Modbus</strong> RTU Protocol I/O Module Ethernet 4 Relay IO Board - Product Image 1

<strong>RS232</strong>+RS485 <strong>TCP</strong>/IP 4 Digit Inputs 4 Relay Output <strong>Modbus</strong> RTU Protocol I/O Module Ethernet 4 Relay IO Board - Product Image 2

<strong>RS232</strong>+RS485 <strong>TCP</strong>/IP 4 Digit Inputs 4 Relay Output <strong>Modbus</strong> RTU Protocol I/O Module Ethernet 4 Relay IO Board - Product Image 3

<strong>RS232</strong>+RS485 <strong>TCP</strong>/IP 4 Digit Inputs 4 Relay Output <strong>Modbus</strong> RTU Protocol I/O Module Ethernet 4 Relay IO Board - Product Image 4

<strong>RS232</strong>+RS485 <strong>TCP</strong>/IP 4 Digit Inputs 4 Relay Output <strong>Modbus</strong> RTU Protocol I/O Module Ethernet 4 Relay IO Board - Product Image 5

<strong>RS232</strong>+RS485 <strong>TCP</strong>/IP 4 Digit Inputs 4 Relay Output <strong>Modbus</strong> RTU Protocol I/O Module Ethernet 4 Relay IO Board - Product Image 6

RS232+RS485 TCP/IP 4 Digit Inputs 4 Relay Output Modbus RTU Protocol I/O Module Ethernet 4 Relay IO Board

Ready to Ship

$16.80-22

Min. order: 10 pieces

HF Elfin-EE10A Wide Voltage 5-36V Serial Port <strong>RS232</strong> to Ethernet Serial Device Server <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> <strong>TCP</strong> Protocol - Product Image 1

HF Elfin-EE10A Wide Voltage 5-36V Serial Port <strong>RS232</strong> to Ethernet Serial Device Server <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> <strong>TCP</strong> Protocol - Product Image 2

HF Elfin-EE10A Wide Voltage 5-36V Serial Port <strong>RS232</strong> to Ethernet Serial Device Server <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> <strong>TCP</strong> Protocol - Product Image 3

HF Elfin-EE10A Wide Voltage 5-36V Serial Port <strong>RS232</strong> to Ethernet Serial Device Server <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> <strong>TCP</strong> Protocol - Product Image 4

HF Elfin-EE10A Wide Voltage 5-36V Serial Port <strong>RS232</strong> to Ethernet Serial Device Server <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> <strong>TCP</strong> Protocol - Product Image 5

HF Elfin-EE10A Wide Voltage 5-36V Serial Port <strong>RS232</strong> to Ethernet Serial Device Server <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> <strong>TCP</strong> Protocol - Product Image 6

HF Elfin-EE10A Wide Voltage 5-36V Serial Port RS232 to Ethernet Serial Device Server TCP/IP Telnet Modbus TCP Protocol

$7.25-8.52

Min. order: 5 pieces

Elfin-EW10A Serial Port <strong>RS232</strong> to WiFi Device IOT Server Module Support <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> <strong>TCP</strong> Protocol Data Transfer Via WiFi - Product Image 1

Elfin-EW10A Serial Port <strong>RS232</strong> to WiFi Device IOT Server Module Support <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> <strong>TCP</strong> Protocol Data Transfer Via WiFi - Product Image 2

Elfin-EW10A Serial Port <strong>RS232</strong> to WiFi Device IOT Server Module Support <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> <strong>TCP</strong> Protocol Data Transfer Via WiFi - Product Image 3

Elfin-EW10A Serial Port <strong>RS232</strong> to WiFi Device IOT Server Module Support <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> <strong>TCP</strong> Protocol Data Transfer Via WiFi - Product Image 4

Elfin-EW10A Serial Port <strong>RS232</strong> to WiFi Device IOT Server Module Support <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> <strong>TCP</strong> Protocol Data Transfer Via WiFi - Product Image 5

Elfin-EW10A Serial Port <strong>RS232</strong> to WiFi Device IOT Server Module Support <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> <strong>TCP</strong> Protocol Data Transfer Via WiFi - Product Image 6

Elfin-EW10A Serial Port RS232 to WiFi Device IOT Server Module Support TCP/IP Telnet Modbus TCP Protocol Data Transfer Via WiFi

$0.27-7.07

Min. order: 20 pieces

Elfin-EE10 Wireless Networking Support <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> Serial Port <strong>RS232</strong> to Ethernet Converter EE10A - Product Image 1

Elfin-EE10 Wireless Networking Support <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> Serial Port <strong>RS232</strong> to Ethernet Converter EE10A - Product Image 2

Elfin-EE10 Wireless Networking Support <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> Serial Port <strong>RS232</strong> to Ethernet Converter EE10A - Product Image 3

Elfin-EE10 Wireless Networking Support <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> Serial Port <strong>RS232</strong> to Ethernet Converter EE10A - Product Image 4

Elfin-EE10 Wireless Networking Support <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> Serial Port <strong>RS232</strong> to Ethernet Converter EE10A - Product Image 5

Elfin-EE10 Wireless Networking Support <strong>TCP</strong>/IP Telnet <strong>Modbus</strong> Serial Port <strong>RS232</strong> to Ethernet Converter EE10A - Product Image 6

Elfin-EE10 Wireless Networking Support TCP/IP Telnet Modbus Serial Port RS232 to Ethernet Converter EE10A

$0.27-7.25

Min. order: 5 pieces

Oshangming Ladder Diagram PLC 24DI 24DO Relay Output Plc Controller Programming Analog <strong>Modbus</strong> Rtu/<strong>TCP</strong> with <strong>RS232</strong> RS485 Lan - Product Image 1

Oshangming Ladder Diagram PLC 24DI 24DO Relay Output Plc Controller Programming Analog <strong>Modbus</strong> Rtu/<strong>TCP</strong> with <strong>RS232</strong> RS485 Lan - Product Image 2

Oshangming Ladder Diagram PLC 24DI 24DO Relay Output Plc Controller Programming Analog <strong>Modbus</strong> Rtu/<strong>TCP</strong> with <strong>RS232</strong> RS485 Lan - Product Image 3

Oshangming Ladder Diagram PLC 24DI 24DO Relay Output Plc Controller Programming Analog <strong>Modbus</strong> Rtu/<strong>TCP</strong> with <strong>RS232</strong> RS485 Lan - Product Image 4

Oshangming Ladder Diagram PLC 24DI 24DO Relay Output Plc Controller Programming Analog <strong>Modbus</strong> Rtu/<strong>TCP</strong> with <strong>RS232</strong> RS485 Lan - Product Image 5

Oshangming Ladder Diagram PLC 24DI 24DO Relay Output Plc Controller Programming Analog <strong>Modbus</strong> Rtu/<strong>TCP</strong> with <strong>RS232</strong> RS485 Lan - Product Image 6

Oshangming Ladder Diagram PLC 24DI 24DO Relay Output Plc Controller Programming Analog Modbus Rtu/TCP with RS232 RS485 Lan

Ready to Ship

$90-92

Min. order: 1 piece

USR-TCP232-410S Serial Port <strong>RS232</strong> RS485 to Ethernet Converter Device Server <strong>Modbus</strong> RTU to <strong>TCP</strong> Flow Control - Product Image 1

USR-TCP232-410S Serial Port <strong>RS232</strong> RS485 to Ethernet Converter Device Server <strong>Modbus</strong> RTU to <strong>TCP</strong> Flow Control - Product Image 2

USR-TCP232-410S Serial Port <strong>RS232</strong> RS485 to Ethernet Converter Device Server <strong>Modbus</strong> RTU to <strong>TCP</strong> Flow Control - Product Image 3

USR-TCP232-410S Serial Port <strong>RS232</strong> RS485 to Ethernet Converter Device Server <strong>Modbus</strong> RTU to <strong>TCP</strong> Flow Control - Product Image 4

USR-TCP232-410S Serial Port <strong>RS232</strong> RS485 to Ethernet Converter Device Server <strong>Modbus</strong> RTU to <strong>TCP</strong> Flow Control - Product Image 5

USR-TCP232-410S Serial Port <strong>RS232</strong> RS485 to Ethernet Converter Device Server <strong>Modbus</strong> RTU to <strong>TCP</strong> Flow Control - Product Image 6

USR-TCP232-410S Serial Port RS232 RS485 to Ethernet Converter Device Server Modbus RTU to TCP Flow Control

$26.97-27.75

Min. order: 1 piece

Industrial Dual Serial Port <strong>RS232</strong> RS485 to Ethernet Converter Server IOT Device USR-N520 Support <strong>Modbus</strong> RTU to <strong>TCP</strong> MQTT - Product Image 1

Industrial Dual Serial Port <strong>RS232</strong> RS485 to Ethernet Converter Server IOT Device USR-N520 Support <strong>Modbus</strong> RTU to <strong>TCP</strong> MQTT - Product Image 2

Industrial Dual Serial Port <strong>RS232</strong> RS485 to Ethernet Converter Server IOT Device USR-N520 Support <strong>Modbus</strong> RTU to <strong>TCP</strong> MQTT - Product Image 3

Industrial Dual Serial Port <strong>RS232</strong> RS485 to Ethernet Converter Server IOT Device USR-N520 Support <strong>Modbus</strong> RTU to <strong>TCP</strong> MQTT - Product Image 4

Industrial Dual Serial Port <strong>RS232</strong> RS485 to Ethernet Converter Server IOT Device USR-N520 Support <strong>Modbus</strong> RTU to <strong>TCP</strong> MQTT - Product Image 5

Industrial Dual Serial Port <strong>RS232</strong> RS485 to Ethernet Converter Server IOT Device USR-N520 Support <strong>Modbus</strong> RTU to <strong>TCP</strong> MQTT - Product Image 6

Industrial Dual Serial Port RS232 RS485 to Ethernet Converter Server IOT Device USR-N520 Support Modbus RTU to TCP MQTT

Ready to Ship

$39.33-44.52

Min. order: 1 piece

M240-L1 Industrial 4G LTE CAT1 IP Modem <strong>RS232</strong> RS485 I/O ADC IoT Gateway Support MQTT <strong>Modbus</strong> Protocol - Product Image 1

M240-L1 Industrial 4G LTE CAT1 IP Modem <strong>RS232</strong> RS485 I/O ADC IoT Gateway Support MQTT <strong>Modbus</strong> Protocol - Product Image 2

M240-L1 Industrial 4G LTE CAT1 IP Modem <strong>RS232</strong> RS485 I/O ADC IoT Gateway Support MQTT <strong>Modbus</strong> Protocol - Product Image 3

M240-L1 Industrial 4G LTE CAT1 IP Modem <strong>RS232</strong> RS485 I/O ADC IoT Gateway Support MQTT <strong>Modbus</strong> Protocol - Product Image 4

M240-L1 Industrial 4G LTE CAT1 IP Modem <strong>RS232</strong> RS485 I/O ADC IoT Gateway Support MQTT <strong>Modbus</strong> Protocol - Product Image 5

M240-L1 Industrial 4G LTE CAT1 IP Modem <strong>RS232</strong> RS485 I/O ADC IoT Gateway Support MQTT <strong>Modbus</strong> Protocol - Product Image 6

M240-L1 Industrial 4G LTE CAT1 IP Modem RS232 RS485 I/O ADC IoT Gateway Support MQTT Modbus Protocol

$39-69

Min. order: 2 pieces

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