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Relay Modules

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  1. 16-CH 12V Relay Module Board w Power LM2576 Optocoupler Protection

    16-CH 12V Relay Module Board w Power LM2576 Optocoupler Protection

    $51.98

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  2. 2 Pcs 2 Channel Low Level Power Relay Expansion Board Module DC 5V for TTL AVR

    2 Pcs 2 Channel Low Level Power Relay Expansion Board Module DC 5V for TTL AVR

    $8.72

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  3. Blue Red SLA-24VDC-SL-A 1 Channel Low Level DC 24V Coil Power Relay Module

    Blue Red SLA-24VDC-SL-A 1 Channel Low Level DC 24V Coil Power Relay Module

    $13.39

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  4. DC 5V 1CH Optocoupler Driver Low Level Trigger Relay Module PCB Board Blue

    DC 5V 1CH Optocoupler Driver Low Level Trigger Relay Module PCB Board Blue

    $4.78

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  5. DC 9V 4CH Optocoupler Driver Shielded High Level DIY Relay Module

    DC 9V 4CH Optocoupler Driver Shielded High Level DIY Relay Module

    $12.93

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  6. DC 9V 4 Channel Optocoupler Shielded Driver High Low Level Relay Module

    DC 9V 4 Channel Optocoupler Shielded Driver High Low Level Relay Module

    $13.82

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  7. DC12V SRD-12VDC-SL-C Circulate Time Delay Relay Module Board for Arduino

    DC12V SRD-12VDC-SL-C Circulate Time Delay Relay Module Board for Arduino

    $11.99

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  8. DC 5V SRD-05VDC-SL-C NC Circulate Time Delay PLC Relay Module Board for Arduino

    DC 5V SRD-05VDC-SL-C NC Circulate Time Delay PLC Relay Module Board for Arduino

    $11.24

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  9. DC 5V Expansion Board 2-Channel Flame Sensor PLC Relay Module

    DC 5V Expansion Board 2-Channel Flame Sensor PLC Relay Module

    $13.22

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  10. DC 24V 4 Way Low Level Trigger Optocoupler Insolated Relay Module

    DC 24V 4 Way Low Level Trigger Optocoupler Insolated Relay Module

    $9.22

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