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  1. 1/2/4/8 Channel Relay Module DC5V12V24V High Low Level Trigger PLC Optocoupler Isolated Output

    1/2/4/8 Channel Relay Module DC5V12V24V High Low Level Trigger PLC Optocoupler Isolated Output

    Aliexpress UK

  2. High Power DC12V Optocoupler Isolation Relay Module 30A High Low Level Trigger

    4、High/low level trigger can be switched. 5、Available in three style for you. Made of the high quality miniature optocoupler, anti-interference ability, stable performance. High/low level trigger can be switched.

    eBay

  3. 1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High Low Level Trigger

    1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield with Optocoupler Support High Low Level Trigger

    Aliexpress UK

  4. 3.3V 5V 12V 24V 1 Channel Relay Module High and low Level Trigger Relay Board YT

    When com is shorted to low, the corresponding relay is a low level trigger. When com is shorted to high, it is a high level trigger. Using double optocoupler isolation, strong drive capability, stable performance; trigger current 5mA;.

    eBay

  5. Relay Module 1 2 4 6 8 Channel 12V Board Shield With Optocoupler Support High and Low Level Trigger

    Relay Module 1 2 4 6 8 Channel 12V Board Shield With Optocoupler Support High and Low Level Trigger

    Aliexpress UK

  6. 12V 1 Channel Relay High&Low Level Trigger Module With Optocoupler Isolation

    Using SMD optocoupler isolation, driving ability, stable performance; trigger current 5mA;. 1 x 12V 1 Channel Relay Module With OPTO Isolation High Low Level Trigger New. the power indicator (green), relay status indicator (red).

    eBay

  7. 3V 1/2/4 Channel Relay Module 250V Max Low Level Trigger with Indicator 8550 Triode Relay Board for

    3V 1/2/4 Channel Relay Module 250V Max Low Level Trigger with Indicator 8550 Triode Relay Board for

    Aliexpress UK

  8. 1 Channel High Low Level Trigger Relay12V with Optocoupler Isolation (1S 12V)

    Optocoupler Isolation: The high and low level relay module utilizes optocoupler isolation, providing increased stability and preventing interference between the input and output signals. 1 Channel High Or Low Level Trigger DC 12V High Low Level Trigger Relay Switch with Optocoupler Isolation for Arduino.

    eBay

  9. 3.3V 5V 12V 24V 8 Channel Relay Module Optocoupler Isolation Low Level Trigger Board 8 Channel Relay

    3.3V 5V 12V 24V 8 Channel Relay Module Optocoupler Isolation Low Level Trigger Board 8 Channel Relay

    Aliexpress UK

  10. 1 Channel High Low Level Trigger Relay12V with Optocoupler Isolation (1S 12V)

    Optocoupler Isolation: The high and low level relay module utilizes optocoupler isolation, providing increased stability and preventing interference between the input and output signals. 1 Channel High Or Low Level Trigger DC 12V High Low Level Trigger Relay Switch with Optocoupler Isolation for Arduino.

    eBay

  11. High-Power 600W MOS Tube FET Trigger Drive Module PWM Control High / Low Level Trigger Switch DC

    High-Power 600W MOS Tube FET Trigger Drive Module PWM Control High / Low Level Trigger Switch DC

    Aliexpress UK

  12. 2 Channel High Low Level Trigger Relay 5V with Optocoupler Isolation (2S 5V)

    Optocoupler Isolation: The high and low level relay module utilizes optocoupler isolation, providing increased stability and preventing interference between the input and output signals. 2 Channel High Or Low Level Trigger DC 5V High Low Level Trigger Relay Switch with Optocoupler Isolation for Arduino.

    eBay

  13. High-Power 600W MOS Tube FET Trigger Drive Module PWM Control High / Low Level Trigger Switch DC

    High-Power 600W MOS Tube FET Trigger Drive Module PWM Control High / Low Level Trigger Switch DC

    Aliexpress UK

  14. High Power One Way High Low Level Trigger Optocoupler Relay Module 30A DC12V

    4、High/low level trigger can be switched. 5、Available in three style for you. Made of the high quality miniature optocoupler, anti-interference ability, stable performance. High/low level trigger can be switched.

    eBay

  15. DC 5V 12V 24V 30A High Power 1 Channel Relay Module With Optocoupler Isolation board High Low Level

    DC 5V 12V 24V 30A High Power 1 Channel Relay Module With Optocoupler Isolation board High Low Level

    Aliexpress UK

  16. High Power One Way High Low Level Trigger Optocoupler Relay Module 30A DC12V

    4、High/low level trigger can be switched. 5、Available in three style for you. Made of the high quality miniature optocoupler, anti-interference ability, stable performance. High/low level trigger can be switched.

    eBay

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