DC 7-24V Modbus Rtu7 4 Way 8 Way Relay Module Switch Input Output RS485/TTL Interface Signal Detection Anti-reverse Connection

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

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Dc 12v 4 channel relay module stm8s103f3 relay board microcontroller rs485 communication relay module

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

2

1

-3%

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

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1

Dc 5v 12v light photoswitch sensor switch ldr photoresistor relay module light detection photosensitive sensor board

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6

5.0

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

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-7%

6 channel 2no+2nc rail mounting interface relay module 12v 24v dc interface relay module pnp npn compatible

1

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-3%

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

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1

-4%

Mrc-25d51c24 1no relay module industrial voltage relay board dc 24v input 5a 250vdc/ac out electromagnetic circuit interface din

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-4%

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Plc dc amplifier board output npn optocoupler isolation board transistor board scr module relay output 24v 4/8/12/16channels

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-4%

Countdown time delay relay module dc 12v 4 digit led digital timer control switch plc timing anti reverse voltage regulator

1

5

5.0

-1%

relay dc 12v 16 channel relay relay board wireless relay module for phone

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4

-5%

T2401-o dc 12v dual display time relay module time delay relay led digital relay timing delay cycle time control switch home

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3

10 channels din rail mount omron g2r-1 12v 24v dc interface relay module pnp npn compatible plc signal isolation amplifier board

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Uart ttl micro usb time delay relay module dc 6-30v cycle timing relay high low level trigger timer switch digital lcd display

4

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-4%

Dc 12v 24v 32-channels din35 c45 rail box rs485 modbus rtu uln2803a darlington transistor controller plc io expansion board

2

5

5.0

Micro usb relay module 5v 4 channel relay module relay control panel with indicator 4 way relay output usb interface

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3

Dc 24v digital trigger time delay relay cycle timer control switch relay module timming delay anti reverse opto isolated

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1

Wjqx-30a power solid state relay 30a 4v 24vdc 8 pin relay coil module general purpose electric relays

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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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