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Optocoupler Output

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51% off
1/10PCS 3.3V 5v 12V 24V 1 2 4 8 Channel Relay Module With Optocoupler. Output X Way for Arduino 1CH 2CH 4CH 8CH 1/10PCS 3.3V 5v 12V 24V 1 2 4 8 Channel Relay Module With Optocoupler. Output X Way for Arduino 1CH 2CH 4CH 8CH

1/10PCS 3.3V 5v 12V 24V 1 2 4 8 Channel Relay Module With Optocoupler. Output X Way for Arduino 1CH 2CH 4CH 8CH

$29.51$60.23

237 sold
DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocoupler / High and Low Level Trigger for arduino Raspberry Pi DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocoupler / High and Low Level Trigger for arduino Raspberry Pi

DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocoupler / High and Low Level Trigger for arduino Raspberry Pi

$1.87$1.87

487 sold
18% off
10pcs 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High and Low Level Trigger Relays For arduino 10pcs 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High and Low Level Trigger Relays For arduino

10pcs 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High and Low Level Trigger Relays For arduino

$8.97$10.94

44 sold
31% off
2 Way Relay Module 5V 10A Optocoupler Isolated Relay Onboard Power Supply Led Indicator with Output Signal Indication Relay 2 Way Relay Module 5V 10A Optocoupler Isolated Relay Onboard Power Supply Led Indicator with Output Signal Indication Relay

2 Way Relay Module 5V 10A Optocoupler Isolated Relay Onboard Power Supply Led Indicator with Output Signal Indication Relay

$4.21$6.10

40% off
PC817 2/4/8 Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module PC817 2/4/8 Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module

PC817 2/4/8 Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module

$24.11$40.82

206 sold
18% off
10pcs 2 Channel Relay Module DC 5V 9V 12V 24V High and Low Level Trigger Relay Control With Optocoupler Two Way Relays Board 10pcs 2 Channel Relay Module DC 5V 9V 12V 24V High and Low Level Trigger Relay Control With Optocoupler Two Way Relays Board

10pcs 2 Channel Relay Module DC 5V 9V 12V 24V High and Low Level Trigger Relay Control With Optocoupler Two Way Relays Board

$17.22$21.00

3 sold
51% off
DC 5V 12V 24V Relay Module 1 Channel Relay Board with Optocoupler Isolation Support High or Low Level DC 5V 12V 24V Relay Module 1 Channel Relay Board with Optocoupler Isolation Support High or Low Level

DC 5V 12V 24V Relay Module 1 Channel Relay Board with Optocoupler Isolation Support High or Low Level

$27.75$56.63

50 sold
42% off
DC 5V 12V 24V 1/2/4/8 Channel Relay Module High and Low Level Trigger Dual Optocoupler Isolation LED Indicator DC 5V 12V 24V 1/2/4/8 Channel Relay Module High and Low Level Trigger Dual Optocoupler Isolation LED Indicator

DC 5V 12V 24V 1/2/4/8 Channel Relay Module High and Low Level Trigger Dual Optocoupler Isolation LED Indicator

$33.44$57.66

150 sold
25% off
8-channel Relay Module ESP32 Modbus RS485 8 Way Input 8 Way Output Optocoupler Isolation Power Supply with WiFi 8-channel Relay Module ESP32 Modbus RS485 8 Way Input 8 Way Output Optocoupler Isolation Power Supply with WiFi

8-channel Relay Module ESP32 Modbus RS485 8 Way Input 8 Way Output Optocoupler Isolation Power Supply with WiFi

$9.82$13.10

2 sold
58% off
3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board 3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

$26.68$63.53

2 sold
41% off
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC Automation Equipment Control 5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC Automation Equipment Control

5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC Automation Equipment Control

$35.18$59.63

65 sold
1-10Pcs MOS Optocoupler Isolation Driver Drive Module Field Effect Transistor Trigger Switch 3V-20V PWM Control Controller Board 1-10Pcs MOS Optocoupler Isolation Driver Drive Module Field Effect Transistor Trigger Switch 3V-20V PWM Control Controller Board

1-10Pcs MOS Optocoupler Isolation Driver Drive Module Field Effect Transistor Trigger Switch 3V-20V PWM Control Controller Board

$2.15$2.15

47 sold
39% off
ENMG SDR25A2032 Solid State Relay SSR 25A 5/12/24VDC Control 220VAC Load DIN Rail Mount Optocoupler Isolation Enhanced Heat Diss ENMG SDR25A2032 Solid State Relay SSR 25A 5/12/24VDC Control 220VAC Load DIN Rail Mount Optocoupler Isolation Enhanced Heat Diss

ENMG SDR25A2032 Solid State Relay SSR 25A 5/12/24VDC Control 220VAC Load DIN Rail Mount Optocoupler Isolation Enhanced Heat Diss

$107.00$175.41

41 sold
5% off
5v 8 Channel Relay Module Board With Optocoupler Output 8 Way For Arduino 5v 8 Channel Relay Module Board With Optocoupler Output 8 Way For Arduino

5v 8 Channel Relay Module Board With Optocoupler Output 8 Way For Arduino

$4.48$4.72

1 sold
141R RS485 Remote IO Module Spring Terminal 8CH NPN/PNP Digital Input Output Modbus RTU Board for PLC Expansion DC 12V 24V 141R RS485 Remote IO Module Spring Terminal 8CH NPN/PNP Digital Input Output Modbus RTU Board for PLC Expansion DC 12V 24V

141R RS485 Remote IO Module Spring Terminal 8CH NPN/PNP Digital Input Output Modbus RTU Board for PLC Expansion DC 12V 24V

$49.62$49.62

1 sold
PLC DC Signal Amplifier Board MOSFET Optocoupler Isolated NPN PNP 4-32 Channel 3A 3.3V-24V Input DIN Rail Mount BMZ PLC DC Signal Amplifier Board MOSFET Optocoupler Isolated NPN PNP 4-32 Channel 3A 3.3V-24V Input DIN Rail Mount BMZ

PLC DC Signal Amplifier Board MOSFET Optocoupler Isolated NPN PNP 4-32 Channel 3A 3.3V-24V Input DIN Rail Mount BMZ

$51.32$51.32

6 sold
5% off
1pcs 4-32 Channels 3a Dc Transistor Amplifier Board Output Plc Load Io Port Mcu Optocoupler Isolation Solenoid Valve Pnp Npn 1pcs 4-32 Channels 3a Dc Transistor Amplifier Board Output Plc Load Io Port Mcu Optocoupler Isolation Solenoid Valve Pnp Npn

1pcs 4-32 Channels 3a Dc Transistor Amplifier Board Output Plc Load Io Port Mcu Optocoupler Isolation Solenoid Valve Pnp Npn

$15.20$16.00

60% off
TB6560 Stepper Motor Driver Module 3A Output 6N137 High-Speed Optocoupler for Accurate Step Signal Transmission TB6560 Stepper Motor Driver Module 3A Output 6N137 High-Speed Optocoupler for Accurate Step Signal Transmission

TB6560 Stepper Motor Driver Module 3A Output 6N137 High-Speed Optocoupler for Accurate Step Signal Transmission

$36.76$91.90

High/Low Level Trigger Relay Module,1/2/4/6/8 Channel,5V12V24V,Home Intelligent Control Module,With Optocoupler Isolation Output High/Low Level Trigger Relay Module,1/2/4/6/8 Channel,5V12V24V,Home Intelligent Control Module,With Optocoupler Isolation Output

High/Low Level Trigger Relay Module,1/2/4/6/8 Channel,5V12V24V,Home Intelligent Control Module,With Optocoupler Isolation Output

$2.44$2.44

209 sold
57% off
4 Channel MOSFET Driver Module Optocoupler Isolation PLC Amplifier Board, 3V-20V Input 4 Channel MOSFET Driver Module Optocoupler Isolation PLC Amplifier Board, 3V-20V Input

4 Channel MOSFET Driver Module Optocoupler Isolation PLC Amplifier Board, 3V-20V Input

$30.87$72.45

8 sold
ESP32 Modbus 8-channel Relay Module RS485 8 Way Input 8 Way Output Optocoupler Isolation 9-24V Power Supply with WiFi/Bl-uetooth ESP32 Modbus 8-channel Relay Module RS485 8 Way Input 8 Way Output Optocoupler Isolation 9-24V Power Supply with WiFi/Bl-uetooth

ESP32 Modbus 8-channel Relay Module RS485 8 Way Input 8 Way Output Optocoupler Isolation 9-24V Power Supply with WiFi/Bl-uetooth

$11.00$11.00

5% off
12v 16 Channel Relay Module Board With Optocoupler Output 16 Way For Arduino 8051 Avr Pic 12v 16 Channel Relay Module Board With Optocoupler Output 16 Way For Arduino 8051 Avr Pic

12v 16 Channel Relay Module Board With Optocoupler Output 16 Way For Arduino 8051 Avr Pic

$12.35$13.00

35% off
1ch 2ch 4ch 8ch DC 5V 12V Relay Module Board With Optocoupler Relay Output Module For Arduino 1 2 4 8 way PLC Automation c1 1ch 2ch 4ch 8ch DC 5V 12V Relay Module Board With Optocoupler Relay Output Module For Arduino 1 2 4 8 way PLC Automation c1

1ch 2ch 4ch 8ch DC 5V 12V Relay Module Board With Optocoupler Relay Output Module For Arduino 1 2 4 8 way PLC Automation c1

$1.48$2.28

1 sold
35% off
Modbus-RTU Relay Module 1/2/4/8 Channels 10A 5V 12V 24V Switch Input Output Optocoupler Isolation RS485 TTL Communication Modbus-RTU Relay Module 1/2/4/8 Channels 10A 5V 12V 24V Switch Input Output Optocoupler Isolation RS485 TTL Communication

Modbus-RTU Relay Module 1/2/4/8 Channels 10A 5V 12V 24V Switch Input Output Optocoupler Isolation RS485 TTL Communication

$9.25$14.23

8 sold
38% off
3PCS 220V AC Optocoupler Board with LED Status Light NPN Transistor Output Blue Terminal Blocks and 3-5V Logic Compatibility 3PCS 220V AC Optocoupler Board with LED Status Light NPN Transistor Output Blue Terminal Blocks and 3-5V Logic Compatibility

3PCS 220V AC Optocoupler Board with LED Status Light NPN Transistor Output Blue Terminal Blocks and 3-5V Logic Compatibility

$19.03$30.70

50% off
DC 3V/3.3V Isolated Drive Control Board Output Signal Indicator Optocoupler Relay Module Microcontroller IO Port DC 3V/3.3V Isolated Drive Control Board Output Signal Indicator Optocoupler Relay Module Microcontroller IO Port

DC 3V/3.3V Isolated Drive Control Board Output Signal Indicator Optocoupler Relay Module Microcontroller IO Port

$28.97$57.94

2% off
10pcs TLP2362(TPL,E(T TLP2362(TPL,E SO-5 Logic output optocoupler 10pcs TLP2362(TPL,E(T TLP2362(TPL,E SO-5 Logic output optocoupler

10pcs TLP2362(TPL,E(T TLP2362(TPL,E SO-5 Logic output optocoupler

$3.38$3.45

25% off
20MT Simple PLC Industrial Control Board Delay Module 12 Channel Optocoupler Input and 8 Channel PNP Output Control Board 20MT Simple PLC Industrial Control Board Delay Module 12 Channel Optocoupler Input and 8 Channel PNP Output Control Board

20MT Simple PLC Industrial Control Board Delay Module 12 Channel Optocoupler Input and 8 Channel PNP Output Control Board

$18.45$24.60

49% off
1/2/4/8‑Channel Relay Module, Optocoupler Isolation, 3.3V/5V/12V/24V, 1‑4‑8‑Channel, High‑Low Level Trigger 1/2/4/8‑Channel Relay Module, Optocoupler Isolation, 3.3V/5V/12V/24V, 1‑4‑8‑Channel, High‑Low Level Trigger

1/2/4/8‑Channel Relay Module, Optocoupler Isolation, 3.3V/5V/12V/24V, 1‑4‑8‑Channel, High‑Low Level Trigger

$27.38$54.75

11 sold
5V 12V 24V One 1 Channel Relay Module Board Shield with Optocoupler Support High and Low Level Trigger 5V 12V 24V One 1 Channel Relay Module Board Shield with Optocoupler Support High and Low Level Trigger

5V 12V 24V One 1 Channel Relay Module Board Shield with Optocoupler Support High and Low Level Trigger

$5.15$5.15

177 sold
22% off
1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler 12V Relay Module Support High and Low Level Trigger for Arduino 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler 12V Relay Module Support High and Low Level Trigger for Arduino

1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler 12V Relay Module Support High and Low Level Trigger for Arduino

$0.86$1.10

17 sold
49% off
DC 5V 12V 24V 1/2/4/6/8 Channel Relay Module Board with Optocoupler Relay Output High- and Low-Level Trigger for Arduino DC 5V 12V 24V 1/2/4/6/8 Channel Relay Module Board with Optocoupler Relay Output High- and Low-Level Trigger for Arduino

DC 5V 12V 24V 1/2/4/6/8 Channel Relay Module Board with Optocoupler Relay Output High- and Low-Level Trigger for Arduino

$24.93$49.85

14 sold
5% off
5PCS CNY74-4 CNY74-4H DIP-16 Multichannel Optocoupler with Phototransistor Output

5PCS CNY74-4 CNY74-4H DIP-16 Multichannel Optocoupler with Phototransistor Output

$2.34$2.46

2 sold
50% off
PLC DC Amplifier Board Module ST8P-5DD Optocoupler Isolation Solid State Relay Transistor Output Module PLC DC Amplifier Board Module ST8P-5DD Optocoupler Isolation Solid State Relay Transistor Output Module

PLC DC Amplifier Board Module ST8P-5DD Optocoupler Isolation Solid State Relay Transistor Output Module

$6.75$13.50

2 sold
49% off
DC 3V/3.3V High Level Driver Module Relay Module Optocoupler Relay Module Isolated Drive Control Board Microcontroller IO Port DC 3V/3.3V High Level Driver Module Relay Module Optocoupler Relay Module Isolated Drive Control Board Microcontroller IO Port

DC 3V/3.3V High Level Driver Module Relay Module Optocoupler Relay Module Isolated Drive Control Board Microcontroller IO Port

$27.32$54.63

4 sold
25% off
Simple PLC Industrial Control Board 6 Channel Optocoupler Isolation Input 4 Channel Relay Output AD DA Analog Serial Port Board Simple PLC Industrial Control Board 6 Channel Optocoupler Isolation Input 4 Channel Relay Output AD DA Analog Serial Port Board

Simple PLC Industrial Control Board 6 Channel Optocoupler Isolation Input 4 Channel Relay Output AD DA Analog Serial Port Board

$15.85$21.14

51% off
1/10PCS 3.3V 5v 12V 24V 1 2 4 8 Channel Relay Module With Optocoupler. Output X Way for Arduino 1CH 2CH 4CH 8CH 1/10PCS 3.3V 5v 12V 24V 1 2 4 8 Channel Relay Module With Optocoupler. Output X Way for Arduino 1CH 2CH 4CH 8CH

1/10PCS 3.3V 5v 12V 24V 1 2 4 8 Channel Relay Module With Optocoupler. Output X Way for Arduino 1CH 2CH 4CH 8CH

$29.51 $60.23

237 sold

Categories: Home Improvement, Electrical Equipment & Supplies

Buy Now
DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocoupler / High and Low Level Trigger for arduino Raspberry Pi DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocoupler / High and Low Level Trigger for arduino Raspberry Pi

DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocoupler / High and Low Level Trigger for arduino Raspberry Pi

$1.87 $1.87

487 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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18% off
10pcs 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High and Low Level Trigger Relays For arduino 10pcs 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High and Low Level Trigger Relays For arduino

10pcs 1 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High and Low Level Trigger Relays For arduino

$8.97 $10.94

44 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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31% off
2 Way Relay Module 5V 10A Optocoupler Isolated Relay Onboard Power Supply Led Indicator with Output Signal Indication Relay 2 Way Relay Module 5V 10A Optocoupler Isolated Relay Onboard Power Supply Led Indicator with Output Signal Indication Relay

2 Way Relay Module 5V 10A Optocoupler Isolated Relay Onboard Power Supply Led Indicator with Output Signal Indication Relay

$4.21 $6.10

Categories: Home Improvement, Electrical Equipment & Supplies

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40% off
PC817 2/4/8 Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module PC817 2/4/8 Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module

PC817 2/4/8 Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module

$24.11 $40.82

206 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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18% off
10pcs 2 Channel Relay Module DC 5V 9V 12V 24V High and Low Level Trigger Relay Control With Optocoupler Two Way Relays Board 10pcs 2 Channel Relay Module DC 5V 9V 12V 24V High and Low Level Trigger Relay Control With Optocoupler Two Way Relays Board

10pcs 2 Channel Relay Module DC 5V 9V 12V 24V High and Low Level Trigger Relay Control With Optocoupler Two Way Relays Board

$17.22 $21.00

3 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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51% off
DC 5V 12V 24V Relay Module 1 Channel Relay Board with Optocoupler Isolation Support High or Low Level DC 5V 12V 24V Relay Module 1 Channel Relay Board with Optocoupler Isolation Support High or Low Level

DC 5V 12V 24V Relay Module 1 Channel Relay Board with Optocoupler Isolation Support High or Low Level

$27.75 $56.63

50 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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42% off
DC 5V 12V 24V 1/2/4/8 Channel Relay Module High and Low Level Trigger Dual Optocoupler Isolation LED Indicator DC 5V 12V 24V 1/2/4/8 Channel Relay Module High and Low Level Trigger Dual Optocoupler Isolation LED Indicator

DC 5V 12V 24V 1/2/4/8 Channel Relay Module High and Low Level Trigger Dual Optocoupler Isolation LED Indicator

$33.44 $57.66

150 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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25% off
8-channel Relay Module ESP32 Modbus RS485 8 Way Input 8 Way Output Optocoupler Isolation Power Supply with WiFi 8-channel Relay Module ESP32 Modbus RS485 8 Way Input 8 Way Output Optocoupler Isolation Power Supply with WiFi

8-channel Relay Module ESP32 Modbus RS485 8 Way Input 8 Way Output Optocoupler Isolation Power Supply with WiFi

$9.82 $13.10

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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58% off
3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board 3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board

$26.68 $63.53

2 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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41% off
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC Automation Equipment Control 5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC Automation Equipment Control

5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC Automation Equipment Control

$35.18 $59.63

65 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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1-10Pcs MOS Optocoupler Isolation Driver Drive Module Field Effect Transistor Trigger Switch 3V-20V PWM Control Controller Board 1-10Pcs MOS Optocoupler Isolation Driver Drive Module Field Effect Transistor Trigger Switch 3V-20V PWM Control Controller Board

1-10Pcs MOS Optocoupler Isolation Driver Drive Module Field Effect Transistor Trigger Switch 3V-20V PWM Control Controller Board

$2.15 $2.15

47 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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39% off
ENMG SDR25A2032 Solid State Relay SSR 25A 5/12/24VDC Control 220VAC Load DIN Rail Mount Optocoupler Isolation Enhanced Heat Diss ENMG SDR25A2032 Solid State Relay SSR 25A 5/12/24VDC Control 220VAC Load DIN Rail Mount Optocoupler Isolation Enhanced Heat Diss

ENMG SDR25A2032 Solid State Relay SSR 25A 5/12/24VDC Control 220VAC Load DIN Rail Mount Optocoupler Isolation Enhanced Heat Diss

$107.00 $175.41

41 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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5% off
5v 8 Channel Relay Module Board With Optocoupler Output 8 Way For Arduino 5v 8 Channel Relay Module Board With Optocoupler Output 8 Way For Arduino

5v 8 Channel Relay Module Board With Optocoupler Output 8 Way For Arduino

$4.48 $4.72

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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141R RS485 Remote IO Module Spring Terminal 8CH NPN/PNP Digital Input Output Modbus RTU Board for PLC Expansion DC 12V 24V 141R RS485 Remote IO Module Spring Terminal 8CH NPN/PNP Digital Input Output Modbus RTU Board for PLC Expansion DC 12V 24V

141R RS485 Remote IO Module Spring Terminal 8CH NPN/PNP Digital Input Output Modbus RTU Board for PLC Expansion DC 12V 24V

$49.62 $49.62

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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PLC DC Signal Amplifier Board MOSFET Optocoupler Isolated NPN PNP 4-32 Channel 3A 3.3V-24V Input DIN Rail Mount BMZ PLC DC Signal Amplifier Board MOSFET Optocoupler Isolated NPN PNP 4-32 Channel 3A 3.3V-24V Input DIN Rail Mount BMZ

PLC DC Signal Amplifier Board MOSFET Optocoupler Isolated NPN PNP 4-32 Channel 3A 3.3V-24V Input DIN Rail Mount BMZ

$51.32 $51.32

6 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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5% off
1pcs 4-32 Channels 3a Dc Transistor Amplifier Board Output Plc Load Io Port Mcu Optocoupler Isolation Solenoid Valve Pnp Npn 1pcs 4-32 Channels 3a Dc Transistor Amplifier Board Output Plc Load Io Port Mcu Optocoupler Isolation Solenoid Valve Pnp Npn

1pcs 4-32 Channels 3a Dc Transistor Amplifier Board Output Plc Load Io Port Mcu Optocoupler Isolation Solenoid Valve Pnp Npn

$15.20 $16.00

Categories: Home Improvement, Electrical Equipment & Supplies

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60% off
TB6560 Stepper Motor Driver Module 3A Output 6N137 High-Speed Optocoupler for Accurate Step Signal Transmission TB6560 Stepper Motor Driver Module 3A Output 6N137 High-Speed Optocoupler for Accurate Step Signal Transmission

TB6560 Stepper Motor Driver Module 3A Output 6N137 High-Speed Optocoupler for Accurate Step Signal Transmission

$36.76 $91.90

Categories: Home Improvement, Electrical Equipment & Supplies

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High/Low Level Trigger Relay Module,1/2/4/6/8 Channel,5V12V24V,Home Intelligent Control Module,With Optocoupler Isolation Output High/Low Level Trigger Relay Module,1/2/4/6/8 Channel,5V12V24V,Home Intelligent Control Module,With Optocoupler Isolation Output

High/Low Level Trigger Relay Module,1/2/4/6/8 Channel,5V12V24V,Home Intelligent Control Module,With Optocoupler Isolation Output

$2.44 $2.44

209 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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57% off
4 Channel MOSFET Driver Module Optocoupler Isolation PLC Amplifier Board, 3V-20V Input 4 Channel MOSFET Driver Module Optocoupler Isolation PLC Amplifier Board, 3V-20V Input

4 Channel MOSFET Driver Module Optocoupler Isolation PLC Amplifier Board, 3V-20V Input

$30.87 $72.45

8 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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ESP32 Modbus 8-channel Relay Module RS485 8 Way Input 8 Way Output Optocoupler Isolation 9-24V Power Supply with WiFi/Bl-uetooth ESP32 Modbus 8-channel Relay Module RS485 8 Way Input 8 Way Output Optocoupler Isolation 9-24V Power Supply with WiFi/Bl-uetooth

ESP32 Modbus 8-channel Relay Module RS485 8 Way Input 8 Way Output Optocoupler Isolation 9-24V Power Supply with WiFi/Bl-uetooth

$11.00 $11.00

Categories: Home Improvement, Electrical Equipment & Supplies

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5% off
12v 16 Channel Relay Module Board With Optocoupler Output 16 Way For Arduino 8051 Avr Pic 12v 16 Channel Relay Module Board With Optocoupler Output 16 Way For Arduino 8051 Avr Pic

12v 16 Channel Relay Module Board With Optocoupler Output 16 Way For Arduino 8051 Avr Pic

$12.35 $13.00

Categories: Home Improvement, Electrical Equipment & Supplies

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35% off
1ch 2ch 4ch 8ch DC 5V 12V Relay Module Board With Optocoupler Relay Output Module For Arduino 1 2 4 8 way PLC Automation c1 1ch 2ch 4ch 8ch DC 5V 12V Relay Module Board With Optocoupler Relay Output Module For Arduino 1 2 4 8 way PLC Automation c1

1ch 2ch 4ch 8ch DC 5V 12V Relay Module Board With Optocoupler Relay Output Module For Arduino 1 2 4 8 way PLC Automation c1

$1.48 $2.28

1 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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35% off
Modbus-RTU Relay Module 1/2/4/8 Channels 10A 5V 12V 24V Switch Input Output Optocoupler Isolation RS485 TTL Communication Modbus-RTU Relay Module 1/2/4/8 Channels 10A 5V 12V 24V Switch Input Output Optocoupler Isolation RS485 TTL Communication

Modbus-RTU Relay Module 1/2/4/8 Channels 10A 5V 12V 24V Switch Input Output Optocoupler Isolation RS485 TTL Communication

$9.25 $14.23

8 sold

Categories: Home Improvement, Electrical Equipment & Supplies

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38% off
3PCS 220V AC Optocoupler Board with LED Status Light NPN Transistor Output Blue Terminal Blocks and 3-5V Logic Compatibility 3PCS 220V AC Optocoupler Board with LED Status Light NPN Transistor Output Blue Terminal Blocks and 3-5V Logic Compatibility

3PCS 220V AC Optocoupler Board with LED Status Light NPN Transistor Output Blue Terminal Blocks and 3-5V Logic Compatibility

$19.03 $30.70

Categories: Home Improvement, Electrical Equipment & Supplies

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50% off
DC 3V/3.3V Isolated Drive Control Board Output Signal Indicator Optocoupler Relay Module Microcontroller IO Port DC 3V/3.3V Isolated Drive Control Board Output Signal Indicator Optocoupler Relay Module Microcontroller IO Port

DC 3V/3.3V Isolated Drive Control Board Output Signal Indicator Optocoupler Relay Module Microcontroller IO Port

$28.97 $57.94

Categories: Home Improvement, Electrical Equipment & Supplies

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2% off
10pcs TLP2362(TPL,E(T TLP2362(TPL,E SO-5 Logic output optocoupler 10pcs TLP2362(TPL,E(T TLP2362(TPL,E SO-5 Logic output optocoupler

10pcs TLP2362(TPL,E(T TLP2362(TPL,E SO-5 Logic output optocoupler

$3.38 $3.45

Categories: Home Improvement, Electrical Equipment & Supplies

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25% off
20MT Simple PLC Industrial Control Board Delay Module 12 Channel Optocoupler Input and 8 Channel PNP Output Control Board 20MT Simple PLC Industrial Control Board Delay Module 12 Channel Optocoupler Input and 8 Channel PNP Output Control Board

20MT Simple PLC Industrial Control Board Delay Module 12 Channel Optocoupler Input and 8 Channel PNP Output Control Board

$18.45 $24.60

Categories: Home Improvement, Electrical Equipment & Supplies

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