12V 1 Channel 1CH Optocoupler Isolation Isolated Board Module Rail Holder PLC Processors 80KHz PC817 EL817 Drive Motor Inverter

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Pc817 pc 817 driver photoelectric isolated module 4 channel optocoupler isolation board voltage converter adapter module 3.6-30v

1

5

24v to 5v 4ch 4 channel optocoupler isolation board isolated module plc signal level voltage converter board 4bit

0

0

-3%

10pcs pc817 4 channel optocoupler isolation board voltage converter adapter module 3.6-24v driver photoelectric isolated module

0

0

-0.5%

3 channel ac 220v 3ch optocoupler isolation board module isolated board testing module no pcb holder tools 3-ch

1

1

-6%

Incomplete data

Pc817 4 channel optocoupler isolation board voltage converter adapter module 3.6-30v driver photoelectric isolated module pc 817

0

0

-10%

Pc817 4 channel optocoupler isolation board voltage converter adapter module 3.6-30v driver photoelectric isolated module pc 817

0

1

Ttl ac 220v 1 channel optocoupler isolation module board 1 way plc rail compatible microcontroller photocoupler module 3-5v

1

2

-1%

12v 8 ch channel optocoupler isolation board high level trigger isolated module positive phase amplification plate 50ma

0

2

Diymore 12v 8 channel optocoupler isolation board high level trigger isolated module positive phase amplification plate 50ma

1

2

5.0

-4%

1 channel ac 220v optocoupler isolation module high voltage opto isolator 3-5v power suppply plc diy electronics

1

0

-16%

1 channel dc 3v relay high level driver module optocoupler relay module isolated drive control board for arduino

0

0

Dc 24v 1 way channel ch relay module shield optocoupler isolation high low level trigger expansion board for arduino

1

1

3v 1 channel relay module interface board low level trigger optocoupler for arduino scm plc smart home remote control switch

1

3

1 channel way ac 220v optocoupler isolation module voltage detect testing board 3-5v for plc microcontroller 24v ttl level 1-bit

0

0

G2r-1 relay module module dc12 input microcontroller plc signal isolation amplifier board 12v

0

0

-21%

1 channel 12v humidity and temperature control relay board adjustable potentiometer switch relay module with sensor probe wire

1

0

-2%

1pcs dc 5v/12v/24v 1 channel relay module low level for arduino with optocoupler isolation 5v relay module development board

1

1

1 2 4 6 8 channel dc 5v 12v relay module w/ optocoupler low level trigger expansion board for arduino 1 2 4 6 8 way relay module

1

5

5.0

-10%

Diymore 1 channel timer delay relay switch module led dislay relay board for arduino smart home dc 12v

0

0

-0.7%

Dc 12v 1 ch channel 433mhz wireless relay module rf remote control switch heterodyne receiver controller board mcu rf frequency

3

5

4.7