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  1. Showing 1 - 36 out of 177 results for "arduino relay module for automation"
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      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 Opt…
      Aliexpress
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      5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC Automation Equipment Control(12V,6 Way)
      5V 12V 24V Relay Module With Opt…
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      Amazon.com
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      5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC Automation Equipment Control(12V,1 Way)
      5V 12V 24V Relay Module With Opt…
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      Amazon.com
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      Shillehtek 4-Channel 12V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial C
      Shillehtek 4-Channel 12V Relay Mo…
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      Amazon.com
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      1 Pcs 5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC Automation Equipment Control(5V,1 Way)
      1 Pcs 5V 12V 24V Relay Module Wi…
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      Amazon.com
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      Shillehtek 1-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial C
      Shillehtek 1-Channel 24V Relay Mo…
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      Amazon.com
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      2PCS 1-Channel 12V Relay Modul…
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      Amazon.com
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      Musrock 8-Channel 5V Relay Modul…
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      ibspot
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      Shillehtek 1-Channel 12V Relay Mo…
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      Amazon.com
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      2PCS 1-Channel 5V Relay Module …
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      Amazon.com
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      8-Channel 12V Relay Module With …
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      Amazon.com
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      AOQDQDQD 5V 2-Channel Relay …
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      Alexnld.com
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      Sourcing Map 6 Pcs DC 5V 1 Chan…
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      ibspot
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      16 Channel 5V Relay Module With …
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      eBay
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      8 Channel 12V DC USB Type-B Rel…
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      eBay.com
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      Sourcing Map 2 Pcs DC 5V 4 Chan…
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      ibspot
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      Relay Module 2 Channel DC 5V, Re…
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      Amazon.com
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      Sourcing Map 4 Pcs DC 5V 2 Chan…
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      Sourcing Map 4 Pcs DC 5V 1 Chan…
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      16 Channel 5V Relay Module With …
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      eBay.com
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      10PCS 5V One Channel Relay Mod…
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      AliExpress US
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      MECCANIXITY 2 Pcs DC 5V 1 Cha…
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      ibspot
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      MECCANIXITY 1 Pcs DC 5V 4 Cha…
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      ibspot
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      1 Channel 5V / 12V Relay Module B…
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      AliExpress US
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      2 Channel Relay Module
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      Progressive Automations
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      4 Channel Relay Module
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      Progressive Automations
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      Sourcing Map 1 Pcs DC 5V 4 Chan…
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      ibspot
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      ($4.29/Pc) G3MC101PDC12 Omro…
      ($4.29 / 1 ct)
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      Onlinecomponents.com
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      8 Channel Relay Module
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      Progressive Automations
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      Sourcing Map DC 12V 8 Channel R…
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      ibspot
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      Heevhas DC 5V 4 Channel Relay S…
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      1 Channel Relay Module Interface B…
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      AliExpress US
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      Tolako 5V Relay Module 5V Indicat…
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      Amazon.com
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      DORHEA 6 Pieces 1 Channel DC 3…
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      ibspot
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      4Pcs 5V 2 Channel Relay Module …
      $28.99
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      Temu US
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      5V 4 Channel Relay Shield Module …
      $3.60
      A
      Aliexpress
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