Serial port 485 interface control relay 32 way relay output board bus control output switch board

-22%

Free shipping 8 serial bus 485 relay module 8 output control board computer control relay 8 input

0

0

-3%

Rs232/rs485 serial port control 32 relay module control switch board io board

0

1

-4%

Dam0200 2-way relay control switch 232/485 interface i / o control board valve control

0

0

Eight way input and output 232/485 dual port serial relay relay module relay board

0

0

Dam0404 4 way rs232/485/ serial port control relay board / computer control switch / intelligent control

0

1

Dc 5v 12v 2 channel rs232 serial port control relay switch board scm interface pc relays db9 module

2

10

4.0

485 bus control 1 switch input 1 relay output support timing 3 kernel programming

0

0

-2%

Rs232/rs485 serial port control 32 relay module control switch board io board

3

1

-11%

Usb to 485 converter, |cp2102 ic|485 serial port |dc5v power output

0

0

-3%

485 control 16-channel relay output module 485 relay board

0

0

-0.3%

4 channel rs232/485/serial control relay module board modbus rtu/computer control switch x-0.13

0

0

-17%

Free shipping 16 serial bus relay control panel of modbus 485 interface module

0

0

-0.1%

Serial port 16 relay module / relay control panel / support software programming /232 interface 16 output

0

0

Relay switch board 2 channel serial port relay module rs232 uart protocol db9 interface remote control switch board

3

3

5.0

-4%

1 way rs232 485 serial port relay control panel (ds18b20 temperature) computer controlled relay module

0

0

-5%

Dc 12v realy 16 channel rs485 relay module rtu relay board plc controller serial port switch 485 relais

0

0

-21%

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

0

0

-17%

Stm 32f105 development board stm multi-serial port development board with rtc 485 interface external flash

0

0

-3%

R421c32 dc12v 32 channels modbus rtu rs485 bus relay module uart serial port board for plc led home automation door lock

0

0

-10%

R421c32 dc12v 32 channels modbus rtu rs485 bus relay module uart serial port board for plc led home automation door lock

0

0

-4%

Rs232 serial control relay module/computer control switch/all the channel serial port control switch

1

1

-4%

Relay control board 2 way io card omron serial rs232 485 communication modbus vb case

0

0

Serial port control relay 4 in 4 out io card rs232 485 communication modbus12v24vb

1

0

Plc remote control module wireless programming communication debugging 4g card to network port serial port 485/232

0

0

485 control switch rs485 control 16 relay module industrial control switch isolation

0

0

Portwell wade-8041-600 mini-itx industrial control board dual network port multi-serial port

0

0

-6%

Modbus bus control 64 way relay motherboard serial modbus relay

0

0

-5%

Usb switch to rs232/422/485 full function photoelectric isolation serial port converter ft232rl + 12v

0

0

-21%

Free shipping 16 serial bus relay control panel of modbus 485 interface module

0

0

-8%

485 communication module modbus intelligent lighting control system 6-way 16a switch dimming relay module

0

0

-3%

Incomplete data

Audio input switch board four-way audio source switch board audio signal input switch board switch relay

0

0

-0.5%

Wsfs hot r421c32 dc12v 32 channels modbus rtu rs485 bus relay module uart serial port board for plc led home automation door loc

0

0

-2%

30a xh-m138 high current switch board relay board 12v input switch control 30a output

1

1

5.0

Stm32f407zgt6 development board microcontroller iot network port dual can bluetooth wifi serial port 485

0

0

-4%

Ti dsp tms320f28069 development board serial port can bus

0

1

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

0

0

-8%

Dc 5v 4 channel 4ch micro usb relay module usb control controller relay board serial port 4 way communicate with pc icse014a

1

4

5.0

Incomplete data

8ch rs232 ttl232 io control switch board com db9 serial port for momentary self-locking interlock latch delay relay module

0

1

-7%

V3 avr 485 232 ad acquisition board with 32 industrial isolation serial input switches

0

0

16 way serial port relay control board computer control switch (with power + line) new vb.net source code

0

0

-5%

8 way rs232 485 serial port relay control panel (modbus version) computer controlled relay module

0

0

R421c32 dc 12v 32 channels rs485 delay relay module rtu protocol serial port remote control switch plc control board

0

0

-6%

Micro usb 5v 2 channel way 2ch relay module usb control relay serial port controller diy kit electronic pcb board module

0

1

Dam0404a 4-channel analog acquisition 4-channel relay output control board modbus isolation 485

0

0

-25%

Universal rf433.92mhz receiver wall switch relay compatible rs232/485 remote control for automated curtain shutter blinds

2

1

-1%

Plc configuration software modbus control network port 485 text led display board kanban system control card

0

0

-21%

16 channel dc 12v rs485 relay module modbus rtu 485 remote control switch board for plc ptz camera motor

0

0

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

0

1