RS232 Serial Control relay module/Computer control switch/all the Channel serial port control switch

-2%

Free ship 3pcs serial port control single-chip usb control switch plc rs232 relay module, data acquisition computer boards

0

0

-0.3%

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

0

0

-5%

2 channel serial port relay module dc 5v dc 12v pc computer usb rs232 db9 rs485 uart remote control switch board for smart home

1

1

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

2

10

4.0

-0.5%

16 channel relay module db9 pc com uart female interface serial port remote control switch rs232 r223c16 delay relay dc 12v

0

0

-5%

Dc 12v 16 channel relay module db9 pc com uart female interface serial port remote control switch rs232 r223c16 delay relay

0

0

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

0

1

4 way rs232/485/ serial port control relay module board modbus rtu/ computer control switch

1

0

-2%

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

3

1

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

3

3

5.0

Turn the usb serial port line 9 needles turn a serial port 232 com db9 printer pl2303 rs232 serial port 0.1-x

1

1

Free drive / usb control switch / 2 channel 5v relay module / pc intelligent control / computer control switch

0

0

Rs232 dc12v delay relay module 1 channel db9 ttl232 serial port uart multifunctional remote control switch board 6 working modes

1

1

-2%

Rs232 to ttl / serial serial to ttl / serial port module / brush board max3232 chip

0

0

-3%

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

0

1

-3%

Dc 12v 16 channel relay module db9 pc com uart female interface serial port remote control switch rs232 r223c16 delay relay

0

1

-4%

Eight-way serial relay module rs232/rs485 computer plc control switch 8-way modbus lh-08

0

0

Rs232 sp3232 ttl ttl flash line serial rs232 module rs232 turns module heavy gold plate

0

1

-4%

Incomplete data

Lcus-1 computer serial port usb control relay module lcus-2 way plc intelligent control switch module

0

0

Jq6500 voice module mp3 module mcu serial port control broadcasta pair of 15 channel control music ic

0

0

Usb rotary ttl module rs232 upgrade usb rotary ttl serial port usart hmi lcd screen dedicated 0.12-x

0

0

-5%

1 channel free drive / usb control switch / 1 channel 5v relay module / computer control switch / pc intelligent control

0

0

-3%

16 channel rs232 relay db9 female interface serial remote control switch r223c16 smart relay module dc 12v 10a for fan led light

0

0

2 channel relay module serial port rs232 relay switch board tb351 uart protocol db9 interface remote control board

0

0

Db9 interface rs232 bluetooth-compatible transparent module, serial port, wireless serial port, hc06 slave, video demo board

0

2

Free ship 1pcs esp8266 serial port wifi remote wireless control wif module esp-07

0

1

-3%

Rs485/rs232 serial port modbus relay switch analog plc extended industrial configuration io module

0

0

Bc04-b bluetooth serial port module demo version wireless serial port communication rs232 data transmission module

0

0

Dc 7v-38v 16 channel serial port relay module board 6ch relay switch control for smart home 12v 24v

0

1

-1%

Micro usb 5v 2-channel relay module usb control relay module serial port new

1

1

5.0

-17%

Zy-k216 serial port control switch rs232 control 16 way relay module industrial control switch strip isolation

0

0

-17%

2 channel serial port relay module dc 12v pc computer usb rs232 db9 rs485 uart remote control switch board for smart home

0

0

5v 2 channel rs232 serial db9 control relay module switch board scm pc relays 9v-12v

0

0

Free ship 1pcs esp8266 serial port wi-fi module esp-12e wireless module remote wifi control internet of things development

0

0

Ft4232 module 4 channel usb to serial port uart/spi/i2c/jtag/rs232/rs485/rs422 cjmcu-4232 module

1

2

5.0

-2%

Turn the usb serial port/download/module ch340t isp download module support windows 7

0

0

-5%

4 four channel 4 channel usb relay module usb intelligent control switch usb computer switch

0

0

-6%

Usb serial port control 1 channel relay module 5v 10a ch340 overcurrent protection computer command control switch smart home

0

0

-3%

Bt578 rs232 total station electronic scale switch serial port bluetoth module master-slave

0

0

-0.8%

Rs232 serial to ethernet module 10/100mbps rs232 ttl tcp serial com port ethernet module mudbus rtu udp rj45 converters one port

0

1

-21%

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

0

0

-2%

Usb turn nrf24l01 wireless serial interface module serial port

0

0

-0.5%

Ft4232 four-channel usb to serial port uart/spi/i2c/jtag/rs232 /rs485/rs422 module 4 channel ft4232hl cjmcu-4232

0

1

-3%

Serial to ethernet module rs232 tcp ethernet module mudbus network module rtu serial com port udp rj45 ttl network ports control

0

0

Serial port rs232 to gprs gsm converter module serial server elfin-eg10 support modbus tcp protocol

0

0

-7%

Lora wireless data transmission module remote 433msx1278 serial port transparent transmission module rs485 rs232 usb

0

0

-4%

Incomplete data

Relay control board isolated rs485 rs232 serial port communication 8-channel io card modbus

0

0

10pcs rs232 to ttl converter module com serial port board max3232 max232cse

1

0