Modbus Rtu 4 Channel 12V Relay Module Switch Input / Output RS485 / TTL Communication interface relay 4 relay indicator Board

-10%

8ch modbus relay module 8bit modbus-rtu switch signal input output rs485 ttl controller

0

0

Modbus rtu 1/2 channel 5v relay module input / output rs485 / ttl communication interface relay 1 2 way relays indicator board

1

7

5.0

-5%

Diymore modbus rtu 4 channel 12v relay output board module switch input rs485 / ttl communication module

3

0

Xtw1-0095 modbus rtu 2-way relay module output 2 input channel switch ttl/ rs485 communication interface relay 2 relay indicator

1

1

1.0

4ch modbus relay module 8bit mcu 4 bit modbus-rtu switch signal input output rs485 ttl controller dc 7-24v

1

7

1.0

-3%

Dc 7-24v modbus-rtu 4 channel relay module rs485 ttl controller switch signal input output anti-reverse connection for arduino

1

1

Modbus rtu 7-24v/ac 220v 4 channel relay module switch rs485/ttl uart communication interface anti-reverse connection 8-bit mcu

1

2

-8%

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

0

0

-15%

Rs485/ttl 1 input/output of modbus rtu 7-24v relay module protected against reverse connection

0

0

Incomplete data

Dc 12v rs485 relay module 16 channel modbus rtu protocol remote control plc expansion board circuit board with din rail box

0

3

-2%

7-24v modbus rtu 1 channel relay module switch modbus 5v 10a/250v ac dc relay rs485 communication ttl uart interface

0

0

-4%

Modbus rtu 4 way relay module diy 4 road input 485 ttl communication 4-channel input relay module

3

11

5.0

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

0

1

-2%

Dc 12v relay module 16 channel modbus rtu rs485 relay board plc controller serial port switch shield for arduino

0

0

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

0

0

4ch modbus relay module 4 bit modbus-rtu switch signal input output rs485 ttl controller mcu for digital detect power control

0

0

-5%

Diymore modbus rtu 4 channel 12v relay output board module switch input rs485 / ttl communication module

1

3

5.0

-18%

Modbus-rtu 1/2 channel 7-24v relay module switch modbus rtu 4 channel relay output 12v switch input 485 communication ttl pin he

1

1

-6%

Dc 12v relay module 8 channel modbus rtu rs485 relay board plc controller serial port switch with din35 rail box for arduino

0

0

-6%

1pcs modbus rtu 8-channel relay module 485 ttl communication 8-channel input relay module 12v

2

3

-4%

Dc 12v relay module 16 channel modbus rtu rs485 relay board plc controller serial port switch with din35 rail box for arduino

2

0

1pcs modbus rtu 1 2 4 8 channel relay module 485 ttl communication 1 2 4 8 channel input relay module 12v

2

1

Diymore modbus rtu 2 channel 12v relay output board module switch input rs485 / ttl communication module

0

1

-0.7%

Diymore modbus rtu 1 channel 12v relay output board module switch input rs485 / ttl communication module

0

0

-4%

4ch rs485 relay switch module uart modbus rtu at for ptz plc smart home

0

0

1pcs modbus rtu 8 channel relay module 485 ttl communication 8-channel input relay module relay output board module

0

0

-2%

Incomplete data

Modbus rtu 8-channel 8ch relay module switch 8-way output 8-way inputs rs485 ttl communication uart 7-30v relay switch

0

2

-15%

Modbus rtu relay module switch input & output rs485/ttl communication modbus controlled modbus relay anti-reverse protection

1

5

5.0

-15%

Dc 6-24v rs485 rs232 (ttl) rtu control switch board uart plc programmable logic controller relay module support for modbus / at

1

1

-4%

Dc 5v/12v/24v 2 channel rs485 relay modbus rtu plc module

1

1

5.0

-8%

Free shipping! modbus rtu 16-channel 4-20ma acquisition of industrial grade communication module relay module rs485/232

0

0

Dc 12v realy 16 channel rs485 relay module relay board plc controller port switch 485 high quality, voltage relay, high quality and brand new, low power, general purpose

4

9

-3%

Dc 12v 8 channel rs485/ttl relay module modbus rtu uart remote control switch din35 c45 rail box for plc ptz camera security

1

0

Dc 7-24v modbus rtu7 4 way 8 way relay module switch input output rs485/ttl interface signal detection anti-reverse connection

0

0

-7%

Incomplete data

12v/24v modbus rtu 4 channel relay module rs485 ttl communication 4 channel input relay module

1

8

5.0

-1%

Switch input and output input output 2 way relay output module modbus-rtu rs485 communication

0

0

Two 2 channel 12v relay module board shield with optocoupler support high and low level trigger relay for arduino

1

2

5.0

-2%

32ch din35 c45 rail box dc 12v 24v rs485 modbus rtu relay board 485 bus remote control switch for led motor plc ptz camera smart

1

4

5.0

Dc 6-24v rs485 rs232 ttl rtu control uart control module 8 channel io control relay switch board support plc for arduino

1

1

-3%

1 channel digital output module rs485 communication do module led dimmer modbus-rtu card guide rail

0

1

Rs485 16 channel relay module rtu relay board plc controller serial port switch for arduino dc 12v

0

0

-4%

8 channel dc 12v rs485 relay module modbus rtu 485 remote control switch for plc ptz camera security monitoring

0

1

Incomplete data

8 channel dc 12v rs485 relay module modbus rtu 485 remote control switch for plc ptz camera security monitoring

0

1