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Optocoupler Isolated

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12% off
O card single chip PLC DC signal amplifier board PNP to NPN optocoupler isolation solid state relay O card single chip PLC DC signal amplifier board PNP to NPN optocoupler isolation solid state relay

O card single chip PLC DC signal amplifier board PNP to NPN optocoupler isolation solid state relay

$262.33$298.10

50% off
FOR MOS Tube Module MCU PLC FET Optocoupler Isolation Industrial Control Board Four-way MOS Driver Board FOR MOS Tube Module MCU PLC FET Optocoupler Isolation Industrial Control Board Four-way MOS Driver Board

FOR MOS Tube Module MCU PLC FET Optocoupler Isolation Industrial Control Board Four-way MOS Driver Board

$87.36$174.73

50% off
PLC AC Amplifier Board Optocoupler Isolated SCR Module GKM 04 06 08 10 12 14 16L PLC AC Amplifier Board Optocoupler Isolated SCR Module GKM 04 06 08 10 12 14 16L

PLC AC Amplifier Board Optocoupler Isolated SCR Module GKM 04 06 08 10 12 14 16L

$128.00$256.00

6% off
5Pcs Four-way Optocoupler Isolation Module High and Low Level Conversion Single-chip Isolation Signal Voltage Pin Header Type 5Pcs Four-way Optocoupler Isolation Module High and Low Level Conversion Single-chip Isolation Signal Voltage Pin Header Type

5Pcs Four-way Optocoupler Isolation Module High and Low Level Conversion Single-chip Isolation Signal Voltage Pin Header Type

$133.63$142.16

50% off
8-Channel Module Microcontroller Amplification Field-effect Drive Tube Optocoupler Isolation MControl Light Switch 8-Channel Module Microcontroller Amplification Field-effect Drive Tube Optocoupler Isolation MControl Light Switch

8-Channel Module Microcontroller Amplification Field-effect Drive Tube Optocoupler Isolation MControl Light Switch

$135.00$270.00

50% off
Single-chip PLC Amplification Field Effect Tube/optocoupler Isolation/six-channel MOS Tube Driver Board Single-chip PLC Amplification Field Effect Tube/optocoupler Isolation/six-channel MOS Tube Driver Board

Single-chip PLC Amplification Field Effect Tube/optocoupler Isolation/six-channel MOS Tube Driver Board

$105.82$211.64

50% off
For MRI-24D24/100KHZ Optocoupler Isolated Relay PLC Input Solid State Pulse Signal Anti-interference Coupling For MRI-24D24/100KHZ Optocoupler Isolated Relay PLC Input Solid State Pulse Signal Anti-interference Coupling

For MRI-24D24/100KHZ Optocoupler Isolated Relay PLC Input Solid State Pulse Signal Anti-interference Coupling

$86.41$172.83

40% off
Suitable for CNC Interface Board, Parallel Port DB25 Photoelectric Isolation, Optocoupler EL817 Suitable for CNC Interface Board, Parallel Port DB25 Photoelectric Isolation, Optocoupler EL817

Suitable for CNC Interface Board, Parallel Port DB25 Photoelectric Isolation, Optocoupler EL817

$131.67$219.45

40% off
8-Channel PLC Amplifier Board, Universal Input, Output NPN Optocoupler Isolation Board, Transistor Board 5V 12 24V 8-Channel PLC Amplifier Board, Universal Input, Output NPN Optocoupler Isolation Board, Transistor Board 5V 12 24V

8-Channel PLC Amplifier Board, Universal Input, Output NPN Optocoupler Isolation Board, Transistor Board 5V 12 24V

$103.32$172.20

50% off
A-A 8CH optocoupler isolation board 8 channels high and low level signal conversion NPN and PNP mutual conversion, short A-A 8CH optocoupler isolation board 8 channels high and low level signal conversion NPN and PNP mutual conversion, short

A-A 8CH optocoupler isolation board 8 channels high and low level signal conversion NPN and PNP mutual conversion, short

$153.57$307.14

50% off
8 Channel Module Microcontroller Amplification Field-effect Drive Tube Optocoupler Isolation PWM Control Light Switch 8 Channel Module Microcontroller Amplification Field-effect Drive Tube Optocoupler Isolation PWM Control Light Switch

8 Channel Module Microcontroller Amplification Field-effect Drive Tube Optocoupler Isolation PWM Control Light Switch

$135.00$270.00

50% off
For TIKN816 PLC AC Amplifier Board, Thyristor Solid State Relay Module, No Touchpoint Optocoupler Isolation Module For TIKN816 PLC AC Amplifier Board, Thyristor Solid State Relay Module, No Touchpoint Optocoupler Isolation Module

For TIKN816 PLC AC Amplifier Board, Thyristor Solid State Relay Module, No Touchpoint Optocoupler Isolation Module

$102.90$205.80

21% off
6-Way Electrode Water Level Sensor, 24V Signal Detection Circuit with Optocoupler Isolation for PLC Control 6-Way Electrode Water Level Sensor, 24V Signal Detection Circuit with Optocoupler Isolation for PLC Control

6-Way Electrode Water Level Sensor, 24V Signal Detection Circuit with Optocoupler Isolation for PLC Control

$163.67$207.18

7% off
Motor drive module, DC motor driver 60A dual channel, super power H bridge, optocoupler isolation Motor drive module, DC motor driver 60A dual channel, super power H bridge, optocoupler isolation

Motor drive module, DC motor driver 60A dual channel, super power H bridge, optocoupler isolation

$222.16$238.88

50% off
FOR High-speed 4-way Pmos Tube Module, Microcontroller PLC FET, Optocoupler Isolation, Signal Amplification Control Board FOR High-speed 4-way Pmos Tube Module, Microcontroller PLC FET, Optocoupler Isolation, Signal Amplification Control Board

FOR High-speed 4-way Pmos Tube Module, Microcontroller PLC FET, Optocoupler Isolation, Signal Amplification Control Board

$101.24$202.49

70% off
A-A 8CH optocoupler isolation board 8-channel high-low level signal conversion NPN and PNP mutual conversion A-A 8CH optocoupler isolation board 8-channel high-low level signal conversion NPN and PNP mutual conversion

A-A 8CH optocoupler isolation board 8-channel high-low level signal conversion NPN and PNP mutual conversion

$124.22$414.08

2026GOOD Relay Module 80A Photoelectric Optocoupler Isolates High And Low Level Switches, Triggering High-power And High Curre 2026GOOD Relay Module 80A Photoelectric Optocoupler Isolates High And Low Level Switches, Triggering High-power And High Curre

2026GOOD Relay Module 80A Photoelectric Optocoupler Isolates High And Low Level Switches, Triggering High-power And High Curre

$136.43$136.43

70% off
MACH3 engraving machine 5-axis stepper motor driver interface board control board with optocoupler isolation, with USB cable MACH3 engraving machine 5-axis stepper motor driver interface board control board with optocoupler isolation, with USB cable

MACH3 engraving machine 5-axis stepper motor driver interface board control board with optocoupler isolation, with USB cable

$124.22$414.08

2% off
PNP to NPN Conversion DC Amplifier IO Board, Optocoupler Isolated Single Chip PLC Accessory Built-in Transistor Solid State PNP to NPN Conversion DC Amplifier IO Board, Optocoupler Isolated Single Chip PLC Accessory Built-in Transistor Solid State

PNP to NPN Conversion DC Amplifier IO Board, Optocoupler Isolated Single Chip PLC Accessory Built-in Transistor Solid State

$278.63$284.32

8-Way Solid State Relay Module / High or Low Level Triggering / 60V / 3A Optocoupler Isolated Output / Level Shifting 8-Way Solid State Relay Module / High or Low Level Triggering / 60V / 3A Optocoupler Isolated Output / Level Shifting

8-Way Solid State Relay Module / High or Low Level Triggering / 60V / 3A Optocoupler Isolated Output / Level Shifting

$628.00$628.00

12% off
O card single chip PLC DC signal amplifier board PNP to NPN optocoupler isolation solid state relay O card single chip PLC DC signal amplifier board PNP to NPN optocoupler isolation solid state relay

O card single chip PLC DC signal amplifier board PNP to NPN optocoupler isolation solid state relay

$262.33 $298.10

Categories: Home & Garden, Home Decor

Buy Now
50% off
FOR MOS Tube Module MCU PLC FET Optocoupler Isolation Industrial Control Board Four-way MOS Driver Board FOR MOS Tube Module MCU PLC FET Optocoupler Isolation Industrial Control Board Four-way MOS Driver Board

FOR MOS Tube Module MCU PLC FET Optocoupler Isolation Industrial Control Board Four-way MOS Driver Board

$87.36 $174.73

Categories: Home & Garden, Home Decor

Buy Now
50% off
PLC AC Amplifier Board Optocoupler Isolated SCR Module GKM 04 06 08 10 12 14 16L PLC AC Amplifier Board Optocoupler Isolated SCR Module GKM 04 06 08 10 12 14 16L

PLC AC Amplifier Board Optocoupler Isolated SCR Module GKM 04 06 08 10 12 14 16L

$128.00 $256.00

Categories: Home & Garden, Home Decor

Buy Now
6% off
5Pcs Four-way Optocoupler Isolation Module High and Low Level Conversion Single-chip Isolation Signal Voltage Pin Header Type 5Pcs Four-way Optocoupler Isolation Module High and Low Level Conversion Single-chip Isolation Signal Voltage Pin Header Type

5Pcs Four-way Optocoupler Isolation Module High and Low Level Conversion Single-chip Isolation Signal Voltage Pin Header Type

$133.63 $142.16

Categories: Home & Garden, Home Decor

Buy Now
50% off
8-Channel Module Microcontroller Amplification Field-effect Drive Tube Optocoupler Isolation MControl Light Switch 8-Channel Module Microcontroller Amplification Field-effect Drive Tube Optocoupler Isolation MControl Light Switch

8-Channel Module Microcontroller Amplification Field-effect Drive Tube Optocoupler Isolation MControl Light Switch

$135.00 $270.00

Categories: Home & Garden, Home Decor

Buy Now
50% off
Single-chip PLC Amplification Field Effect Tube/optocoupler Isolation/six-channel MOS Tube Driver Board Single-chip PLC Amplification Field Effect Tube/optocoupler Isolation/six-channel MOS Tube Driver Board

Single-chip PLC Amplification Field Effect Tube/optocoupler Isolation/six-channel MOS Tube Driver Board

$105.82 $211.64

Categories: Home & Garden, Home Decor

Buy Now
50% off
For MRI-24D24/100KHZ Optocoupler Isolated Relay PLC Input Solid State Pulse Signal Anti-interference Coupling For MRI-24D24/100KHZ Optocoupler Isolated Relay PLC Input Solid State Pulse Signal Anti-interference Coupling

For MRI-24D24/100KHZ Optocoupler Isolated Relay PLC Input Solid State Pulse Signal Anti-interference Coupling

$86.41 $172.83

Categories: Home & Garden, Home Decor

Buy Now
40% off
Suitable for CNC Interface Board, Parallel Port DB25 Photoelectric Isolation, Optocoupler EL817 Suitable for CNC Interface Board, Parallel Port DB25 Photoelectric Isolation, Optocoupler EL817

Suitable for CNC Interface Board, Parallel Port DB25 Photoelectric Isolation, Optocoupler EL817

$131.67 $219.45

Categories: Home & Garden, Home Decor

Buy Now
40% off
8-Channel PLC Amplifier Board, Universal Input, Output NPN Optocoupler Isolation Board, Transistor Board 5V 12 24V 8-Channel PLC Amplifier Board, Universal Input, Output NPN Optocoupler Isolation Board, Transistor Board 5V 12 24V

8-Channel PLC Amplifier Board, Universal Input, Output NPN Optocoupler Isolation Board, Transistor Board 5V 12 24V

$103.32 $172.20

Categories: Home & Garden, Home Decor

Buy Now
50% off
A-A 8CH optocoupler isolation board 8 channels high and low level signal conversion NPN and PNP mutual conversion, short A-A 8CH optocoupler isolation board 8 channels high and low level signal conversion NPN and PNP mutual conversion, short

A-A 8CH optocoupler isolation board 8 channels high and low level signal conversion NPN and PNP mutual conversion, short

$153.57 $307.14

Categories: Home & Garden, Home Decor

Buy Now
50% off
8 Channel Module Microcontroller Amplification Field-effect Drive Tube Optocoupler Isolation PWM Control Light Switch 8 Channel Module Microcontroller Amplification Field-effect Drive Tube Optocoupler Isolation PWM Control Light Switch

8 Channel Module Microcontroller Amplification Field-effect Drive Tube Optocoupler Isolation PWM Control Light Switch

$135.00 $270.00

Categories: Home & Garden, Home Decor

Buy Now
50% off
For TIKN816 PLC AC Amplifier Board, Thyristor Solid State Relay Module, No Touchpoint Optocoupler Isolation Module For TIKN816 PLC AC Amplifier Board, Thyristor Solid State Relay Module, No Touchpoint Optocoupler Isolation Module

For TIKN816 PLC AC Amplifier Board, Thyristor Solid State Relay Module, No Touchpoint Optocoupler Isolation Module

$102.90 $205.80

Categories: Home & Garden, Home Decor

Buy Now
21% off
6-Way Electrode Water Level Sensor, 24V Signal Detection Circuit with Optocoupler Isolation for PLC Control 6-Way Electrode Water Level Sensor, 24V Signal Detection Circuit with Optocoupler Isolation for PLC Control

6-Way Electrode Water Level Sensor, 24V Signal Detection Circuit with Optocoupler Isolation for PLC Control

$163.67 $207.18

Categories: Home & Garden, Home Decor

Buy Now
7% off
Motor drive module, DC motor driver 60A dual channel, super power H bridge, optocoupler isolation Motor drive module, DC motor driver 60A dual channel, super power H bridge, optocoupler isolation

Motor drive module, DC motor driver 60A dual channel, super power H bridge, optocoupler isolation

$222.16 $238.88

Categories: Home & Garden, Home Decor

Buy Now
50% off
FOR High-speed 4-way Pmos Tube Module, Microcontroller PLC FET, Optocoupler Isolation, Signal Amplification Control Board FOR High-speed 4-way Pmos Tube Module, Microcontroller PLC FET, Optocoupler Isolation, Signal Amplification Control Board

FOR High-speed 4-way Pmos Tube Module, Microcontroller PLC FET, Optocoupler Isolation, Signal Amplification Control Board

$101.24 $202.49

Categories: Home & Garden, Home Decor

Buy Now
70% off
A-A 8CH optocoupler isolation board 8-channel high-low level signal conversion NPN and PNP mutual conversion A-A 8CH optocoupler isolation board 8-channel high-low level signal conversion NPN and PNP mutual conversion

A-A 8CH optocoupler isolation board 8-channel high-low level signal conversion NPN and PNP mutual conversion

$124.22 $414.08

Categories: Home & Garden, Home Decor

Buy Now
2026GOOD Relay Module 80A Photoelectric Optocoupler Isolates High And Low Level Switches, Triggering High-power And High Curre 2026GOOD Relay Module 80A Photoelectric Optocoupler Isolates High And Low Level Switches, Triggering High-power And High Curre

2026GOOD Relay Module 80A Photoelectric Optocoupler Isolates High And Low Level Switches, Triggering High-power And High Curre

$136.43 $136.43

Categories: Home & Garden, Home Decor

Buy Now
70% off
MACH3 engraving machine 5-axis stepper motor driver interface board control board with optocoupler isolation, with USB cable MACH3 engraving machine 5-axis stepper motor driver interface board control board with optocoupler isolation, with USB cable

MACH3 engraving machine 5-axis stepper motor driver interface board control board with optocoupler isolation, with USB cable

$124.22 $414.08

Categories: Home & Garden, Home Decor

Buy Now
2% off
PNP to NPN Conversion DC Amplifier IO Board, Optocoupler Isolated Single Chip PLC Accessory Built-in Transistor Solid State PNP to NPN Conversion DC Amplifier IO Board, Optocoupler Isolated Single Chip PLC Accessory Built-in Transistor Solid State

PNP to NPN Conversion DC Amplifier IO Board, Optocoupler Isolated Single Chip PLC Accessory Built-in Transistor Solid State

$278.63 $284.32

Categories: Home & Garden, Home Decor

Buy Now
8-Way Solid State Relay Module / High or Low Level Triggering / 60V / 3A Optocoupler Isolated Output / Level Shifting 8-Way Solid State Relay Module / High or Low Level Triggering / 60V / 3A Optocoupler Isolated Output / Level Shifting

8-Way Solid State Relay Module / High or Low Level Triggering / 60V / 3A Optocoupler Isolated Output / Level Shifting

$628.00 $628.00

Categories: Home & Garden, Home Decor

Buy Now