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  • DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocoupler / Hig

    • Item No : 365786427429
    • Condition : New
    • Brand : No brand Info
    • Seller : gentorto96
    • Current Bid : US $8.57
    • * Item Description

    • NC: Relay normally closed interface, relay shorted with COM before snap-in, suspended after snap-in. NO: the relay is normally open. The relay is suspended before being sucked and shorted with COM after being sucked.
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