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3A Mini Electronic Switch Board Modbus PC USB Serial Port UART RS485 Relay Module For Arduino ESP32
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16 Channel Modbus RTU PLC Controller Serial Port Switch RS485 Relay Module Switch Module For PLC PTZ
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16 Channel Modbus RTU PLC Controller Serial Port Switch RS485 Relay Module Switch Module For PLC PTZ
Aliexpress
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Arduino Nano Industrial Carrier Board +24V Power Supply RS485 Communication Modbus DIN Rail Mounting
Aliexpress
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Arduino Nano Industrial Carrier Board +24V Power Supply RS485 Communication Modbus DIN Rail Mounting
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DC 12V 24V 32 Channels Modbus RTU RS485 Bus Relay Module UART Serial Port DIN35 Rail Board For PLC
Aliexpress
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DC 12V 24V 32 Channels Modbus RTU RS485 Bus Relay Module UART Serial Port DIN35 Rail Board For PLC
Aliexpress
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16 Channel Modbus RTU Switch Module RS485 Relay Module Control Switch Board For PLC PTZ Camera Motor
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48% off
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16 Channel Modbus RTU Switch Module RS485 Relay Module Control Switch Board For PLC PTZ Camera Motor
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JESSINIE 2Pcs 1 Channel Switch Relay Module Modbus Rtu Switching Input Output Relays Board With Anti-Reverse Connection Protection RS485 TTL
Amazon.com
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JESSINIE 2Pcs 1 Channel Switch Relay Module Modbus Rtu Switching Input Output Relays Board With Anti-Reverse Connection Protection RS485 TTL
Amazon.com
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2026 New Original Bus IO Module 16 Analog Digital Output To Modbus Ethercat Mini IO Module
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2026 New Original Bus IO Module 16 Analog Digital Output To Modbus Ethercat Mini IO Module
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Modbus POE ETH Relay 8-CH Ethernet Relay Module Supports Sending Modbus RTU/Modbus TCP Protocol Commands Via Ethernet Port To Control Relay And
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Modbus POE ETH Relay 8-CH Ethernet Relay Module Supports Sending Modbus RTU/Modbus TCP Protocol Commands Via Ethernet Port To Control Relay And
Amazon.com
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DC 12V 2 Ch RS485 Relay Board UART Serial Port Switch Module Modbus AT Command Control For PLC Smart
Aliexpress
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DC 12V 2 Ch RS485 Relay Board UART Serial Port Switch Module Modbus AT Command Control For PLC Smart
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16Ch Multifunction RS485 RS232(TTL) PLC Modbus Rtu Module IO Control Switch Board For 5V 12V 24V
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16Ch Multifunction RS485 RS232(TTL) PLC Modbus Rtu Module IO Control Switch Board For 5V 12V 24V
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DC 12V 24V 8CH Wifi Relay 30Pin ESP32 Programmable Expansion Board Modbus RS485 IO Module For
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DC 12V 24V 8CH Wifi Relay 30Pin ESP32 Programmable Expansion Board Modbus RS485 IO Module For
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