R221A08 12VDC 8ch Serial Port Relay DB9 UART RS232 Switch for control Home lighting Electric water heater

-6%

Dc 12v pc com db9 rs232 serial port delay relay arm mcu uart remote control switch board

1

1

5.0

Dc 12v 2 channel db9 female/male rs232 uart remote control switch board serial port relay module

1

6

5.0

16ch dc 12v serial port db9 uart rs232 relay module for plc pc com 3d printer led home lighting motor

0

0

1 pcs 8ch 12vdc dtmf relay mt8870 decoder phone remote control switch for ac dc motor led cnc smart home plc

0

1

-2%

2pcs ad22a08*2 8ch 12vdc dtmf relay mt8870 decoder phone remote control switch for ac dc motor led cnc smart home plc

0

0

-4%

Ce039 dc 12v 4 channel rs232 relay board pc usb uart db9 remote control switch for smart home garage door car alarm farm motor

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0

2 in 1 rs232 & ttl232 interface serial port relay uart switch pc usb mcu for smart home garage door car alarm farm motor

0

0

Ce035 dc 12v 2 ch rs485 relay board uart serial port switch module modbus at command control for plc smart home automated

0

0

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

0

0

-0.5%

Incomplete data

Ce039 dc 12v 4 channel rs232 relay board pc usb uart db9 remote control switch for smart home garage door car alarm farm motor

1

1

5.0

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

1

1

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

3

3

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

-3%

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

0

1

2ch ios android bluetooth relay 2.4g rf wireless remote control switch iot module board

0

2

Dc 12v din35 c45 rail box 16 channel rs485 relay module modbus rtu uart control switch board for plc ptz camera motor led

1

2

5.0

-0.3%

Dc 12v relay wireless remote control rf switch on/off switch +1 channel relay delay time timer

1

1

12v 2ch multi-function delay relay timer control switch led plc home lamp motor

0

0

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

0

0

-4%

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

0

0

30a high power 12v water level automatic controller liquid sensor switch solenoid valve motor pump automatic control relay board

1

3

5.0

4x lc55b01 30a ac/dc 12v water pump start-stop controller water supply system control switch, electromagnetic relay, high power, ac dc, water level sensor (wire), general purpose

1

2

-4%

Delay remote control relay smart home kit 433m multifunction on/off switch with timing non-locking for motorcycle electromobile

0

0

Dc 12v r223c16 16 channel relay board rs232 db9 female interface serial port module for arduino

0

0

Ce038 dc 5v 12v 24v 4ch bluetooth-compatible relay 2.4g rf wireless remote control switch for apple ios android mobile

0

0

16-channel 12vdc smart home diy rs232 serial com controlled relay board db9 uart at command switch module

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0

-4%

Dc12v relay kit 433m uart 1ch remote control wireless controler uno mega2560 replace pt2262 remote keyfob

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0

-3%

Dc12v 433mhz transmitter control delay relay receiver kits pt2262 transmitter module and 4 pcs 1 channels relay switch

0

0

-4%

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

1

1

5.0

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

2

10

4.0

-3%

Tb409 1 channel dc 12v time relay module for touch sensor delay switch

0

0

-7%

2 key ev1527 wireless 433m large power & 1 channel learning code receiver delay relay switch for led smart home

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0

-0.7%

Te tyco oeg pcf-112d2m 25a 4pins 12vdc power relay original new

1

2

2x ev1527 keyfob & dc 12v 2ch rf timer delay relay remote switch for smart home motor led 433m

0

0

-0.7%

Dc12v 433mhz transmitter control delay relay receiver kits pt2262 transmitter module and 4 pcs 1 channels relay switch

0

0

-5%

Ce041 dc 5v 9v 12v 24v 4ch relay android app wireless remote controller for smart home motor led car control system

0

0

-6%

Tb409*10 10 pcs 1 channel dc 12v time relay module for touch sensor delay switch

0

0

12v water level automatic controller liquid sensor switch solenoid valve motor pump automatic control relay board

2

3

4.0

-3%

2 pcs io22a02*2 dc 12v 2ch multi-function delay relay timer time switch for plc led motor

0

0

-3%

Dc 12v 4ch dtmf relay mt8870 phone voice decoder remote controller switch module

0

0

10pcs dc 7-24v 2a mini bistable self-locking relay module flip-flop latch switch board

1

1

-0.6%

Dc12v 433m rf 1-5000 seconds adjustable step 0.1s multifunction delay relay smart home switch wireless receive module

1

0

Ce030_w dc 12v dc multifunction self-lock relay plc cycle timer module delay time switch

0

0

Ce030_w dc 12v dc multifunction self-lock relay plc cycle timer module delay time switch

0

0

-3%

Hot air conditioning electric water heater relay new 12v relay sfk-112dm-e sfk112dme 25a 250vac 12vdc dc12v 12v 4pin

0

1

Ce035_s with shell 2ch rs485 relay dc 12v switch board modbus poll at command plc for ptz camera electric door water pumps led

0

1

-3%

Dc 12v 433mhz pt2262 transmitter control delay relay receiver kits wireless bulb system ask/ook

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0