4pcs 2 in 1 RS485 RS232(TTL) Modbus AT Command NPN PNP IO Switch Module for Relay door lock dc motor

4pcs 2 in 1 RS485 RS232(TTL) Modbus AT Command NPN PNP IO Switch Module for Relay door lock dc motor

4pcs 2 in 1 RS485 RS232(TTL) Modbus AT Command NPN PNP IO Switch Module for Relay door lock dc motor

4pcs 2 in 1 RS485 RS232(TTL) Modbus AT Command NPN PNP IO Switch Module for Relay door lock dc motor

4pcs 2 in 1 RS485 RS232(TTL) Modbus AT Command NPN PNP IO Switch Module for Relay door lock dc motor

4pcs 2 in 1 RS485 RS232(TTL) Modbus AT Command NPN PNP IO Switch Module for Relay door lock dc motor

4pcs 2 in 1 RS485 RS232(TTL) Modbus AT Command NPN PNP IO Switch Module for Relay door lock dc motor

4 Pcs 2 in 1 RS485 RS232(TTL) Modbus AT Command NPN PNP IO Switch Module For Relay Door Lock DC Motor

NTROA02 2 IN 1 2AI-2DO NTC Relay RS485 RS232(TTL) Analog Digital Modbus Rtu Remote IO Module Temperature Acquisition

16CH RS485 Relay NPN PNP IO Control Core Module Multifunction PLC Modbus RTU&AT Command Module For LED

16ch Multifunction RS485 RS232(TTL) PLC Modbus Rtu Module IO Control Switch Board for 5V 12V 24V Relay Board Motor LED

DC 12V 24V 8DI-8DO NPN/PNP Optically Isolated Input & 300MA NPN Solid State Relay Output RS485 IO Module Modbus Rtu Board

DC 12V/24V 4-16CH DI-DO CAN Fieldbus Relay Module RS485 Modbus RTU PLC IO Expanding Board NPN/PNP Digital Input CAN Controller

DC 12V 24V 8DI-8DO NPN/PNP Optically Isolated Input & 300MA NPN Solid State Relay Output RS485 IO Module Modbus Rtu Board

DC 12V 24V 8DI-8DO NPN/PNP Optically Isolated Input & 300MA NPN Solid State Relay Output RS485 IO Module Modbus Rtu Board

DC 12V/24V 4-16CH DI-DO CAN Fieldbus Relay Module RS485 Modbus RTU PLC IO Expanding Board NPN/PNP Digital Input CAN Controller

DC 24V/12V 4-16CH DI-DO CAN Fieldbus Relay Module RS485 Modbus RTU PLC IO Expanding Board NPN/PNP Digital Input CAN Controller

23IOA08 DC 12v-24v 8ch npn/pnp input& 8ch npn 300ma solid state relay output modbus rtu rs485 io module

4-16CH DI-DO CAN Fieldbus Relay Module DC 12V/24V RS485 Modbus RTU PLC IO Expanding Board NPN/PNP Digital Input CAN Controller

2 PCS DC12V-24V 8CH NPN/PNP Input& 8CH NPN 300MA Solid State Relay Output Modbus Rtu RS485 IO Module

Multifunction 8CH RS485 to In Out IO NPN PNP Control Modbus RTU UART PLC Relay

DC12V-24V 32CH NPN/PNP Optically Isolated Input & 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

32CH NPN/PNP Optically Isolated Input & 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

32CH DI-DO NPN PNP Optically Isolated Input 300MA Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board 23IOD32

32CH NPN/PNP Optically Isolated Input & 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

32CH DI-DO NPN PNP Optically Isolated Input 300MA Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

23IOD32 32CH NPN/PNP Optically Isolated Input & 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

32CH NPN/PNP Optically Isolated Input & 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

16ch Multifunction RS485 Relay NPN PNP IO Control Core Board Modbus Rtu & AT Command Module

RS485 RS232(TTL) PLC Modbus Rtu Module 8Ch IO Control Switch Board For Relay Industrial Automation

RS485 RS232(TTL) PLC Modbus Rtu Module 8Ch IO Control Switch Board For Relay Industrial Automation

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