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Relay Modules

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  1. DC 9V 1CH Optocoupler Driver High Level Trigger Relay Module PCB Board Blue

    DC 9V 1CH Optocoupler Driver High Level Trigger Relay Module PCB Board Blue

    $4.90

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  2. DC 12V 1-Channel Time Delay PLC Relay Module Extension Board for Arduino AVR

    DC 12V 1-Channel Time Delay PLC Relay Module Extension Board for Arduino AVR

    $9.99

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  3. Optocoupler Shielded Low Level Relay Module DC 24V 1CH Blue for TTL ARM AVR

    Optocoupler Shielded Low Level Relay Module DC 24V 1CH Blue for TTL ARM AVR

    $4.80

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  4. Single Channel 1CH DC12V Thermistor Temperature Sensor Relay Module

    Single Channel 1CH DC12V Thermistor Temperature Sensor Relay Module

    $10.70

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  5. Optocoupler High/Low Level Relay Module 5VDC 1Channel for ARM DSP AVR

    Optocoupler High/Low Level Relay Module 5VDC 1Channel for ARM DSP AVR

    $7.50

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  6. DC 5V 3-5s Soil Humidity Actuation Mode Relay Module w Sensor for Arduino

    DC 5V 3-5s Soil Humidity Actuation Mode Relay Module w Sensor for Arduino

    $15.84

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  7. DC 5V 2-Channel High Low Level Trigger Relay Module Expansion Board

    DC 5V 2-Channel High Low Level Trigger Relay Module Expansion Board

    $4.56

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  8. 5V 1-Channel PLC Relay Module Borad for PIC AVR ARM Electronic

    5V 1-Channel PLC Relay Module Borad for PIC AVR ARM Electronic

    $4.80

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  9. Single Way Normally Closed Activating Delay Time Relay Module DC12V 30A

    Single Way Normally Closed Activating Delay Time Relay Module DC12V 30A

    $15.04

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  10. DC5V Coil 1-Channel Self Locking Trigger Relay Module w Cable for Arduino

    DC5V Coil 1-Channel Self Locking Trigger Relay Module w Cable for Arduino

    $13.37

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