Relay / control board /8 path input /8 path output /RS485/RS232/CAN

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8ai analog input 4ao output 8di digital input 8do normally open relay rs485 rs232 modbus io combination module

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-7%

16-channel digital input and output relay industrial-grade module 24v control board rs485 serial communication isolation type

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-1%

12 channel relay output 16 analog input modbus rtu rs485 rs232 module

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-2%

Dam0808-t 8-channel network relay control board rs485 isolation interface 8-channel digital input output

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-0.6%

Switch input and output input output 8 way relay output module modbus-rtu rs485 communication

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Rs232 relay 12v 4ch db9 rs232 relay board remote control uart serial port switch for car motor

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1

Input 220v output 220v receiver 4ch 500-3000m long distance transmitter wireless remote control switch for water pump motor

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-2%

12di/4do12 switch input 4 relay output acquisition module rs485 modbus communication

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-5%

Hot sale fx3u 14mr 6ad 2da rs485 8 input 6 relay output 6 analog input 2 analog (0-10v) output plc controller

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-3%

8-way analog input 6-way switch input 4-way relay output acquisition module rs485 modbus

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1

Dc 12v relay 8 channel relay module rs485 relay command programmable control module board

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Proximity switch / sensor control relay module solenoid valve delay trigger switch npn normally open

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-21%

Free shipping 8 rs232 485 serial relay control board (modbus) computer control relay module

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-3%

7 inch lcd industrial control board with rs232/ rs485/ ttl interface

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-7%

Modbus rtu protocol 4 in 4 out control relay module rs485 switch input and output plc module

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-1%

16-way network control board/magnetic holding/rs485/rs232/modbus tcp/rtu/

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-0.4%

Dc12v 24v 36v 48v 1ch 1 ch 30a relay remote control light switch relay output radio receiver module and waterproof transmitter

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Tzt 8 channels seriel port relay module 8-input 8-outout controller board computer control relay cnc

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-5%

Modbus-rtu 1 way relay output 1 switch input rs485 ttl

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12v 8-channel rs485 relay plc expansion board for rtu protocol remote control industrial accessories

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1

Pci-p8r8 8-channel isolated digital input 8-channel relay output

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Audio switch board 3.5mm audio input a / b group input switch select output audio switching board

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1

-3%

8di/8do 8-channel switch input 8-channel switch output acquisition module rs485 modbus protocol

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Cp1e-e20sdr-a new original plc cpu ac100-240v input 12 point relay output 8 point without rs232

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1

-1%

2 channel lock control board with light control output with unlock feedback intelligent serial lock control board rs485

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-9%

Serial control relay io card plc industrial control board rs485 232 modbus programming 4 ways

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No wifi/gprs/4 road ntc temperature measurement /6 road di acquisition /5 path relay /3 path rs485/rs232

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-2%

8-way switch data acquisition, di / do, 4-way relay output control module, modbus rs485 communication adm-4184

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-0.2%

Eight serial control relay module board/rs232/computer control switch 8 channel computer control remote

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1

Dam8812-pt 8 analog input 8 analog output 8pt100 temperature 8 analog 2 relay

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-21%

Free shipping 24v four input and output isolation relay / industrial board

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16-way network relay control board/rs485/modbus tcp/rtu/industrial/programmable

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16 way relay output do module rs485 modbus data acquisition communication board plc extension io

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Industrial control board fx1n-24mr 14 input 10 output 24v 5a industrial control module industrial control board

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-3%

800x600 lcd screen 8" touch panel with rs232 rs485 ttl usb interface + controller board

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Industrial control board plc fx1n-24mt 14 input 10 output 24v 1a plc control board module

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New 8 way 0/4-20ma current acquisition 4 way switch input 2 way relay output io acquisition module rs485

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-3%

2-way relay module output 2 channel switch input ttl/rs485 interface communication modbus-rtu

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-2%

High quality new 220v 10a 1 channel wireless relay remote control switch rf mini receiver input output 220v

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-6%

New fx2n 23mr 12 input 11 relay output plc with rs232 cable by gx developer ladder

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[sa]12v eight 8-input output relay opto-isolated programmable controller industrial pc control board--5pcs/lot

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Dc 12v 24v 10a relay 4ch 4 ch wireless rf remote control light switch 10a relay output radio receiver module +transmitter

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-5%

Input 8 point relay output 6 point plc module cp1e-e14r-a 240v new original

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-0.1%

Ac 220v motor rf wireless remote control switch system, 433mhz up&down motor reversing controller 10a relay

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Wireless rf remote control light switch 30a relay output radio dc12v 24v 36v 48v 1 ch channel 1ch receiver module +transmitter

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