Open Source Hardware

Shop Relay Modules and Sensors in SainSmart.

8 of 14 products

  • 4-Channel 5V Relay Module

    4-Channel 5V Relay Module

    4-Channel 5V Relay Module

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    $11.99
    -Liquid error (snippets/price line 93): divided by 0 $11.99
  • 8-Channel 5V Relay Module

    8-Channel 5V Relay Module

    8-Channel 5V Relay Module

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    $12.99
    -Liquid error (snippets/price line 93): divided by 0 $12.99
  • 16-Channel 12V Relay Module

    16-Channel 12V Relay Module

    Sale

    16-Channel 12V Relay Module

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    $14.99
    -25% $19.99 $14.99
    Save $5.00
    Sale
  • 2-Channel 5V Solid State Relay

    2-Channel 5V Solid State Relay

    2-Channel 5V Solid State Relay

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    $9.99
    -Liquid error (snippets/price line 93): divided by 0 $9.99
  • 4/8-Channel 5V 2A Solid State Relay, High Level Trigger

    4/8-Channel 5V 2A Solid State Relay, High Level Trigger

    Sale

    4/8-Channel 5V 2A Solid State Relay, High Level Trigger

    Channel
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    $9.99
    -28% $13.99 $9.99
    Save $4.00
    Sale
  • Single-Axis CNC Servo Stepper Motor Motion Programmable Controller

    Single-Axis CNC Servo Stepper Motor Motion Programmable Controller

    Single-Axis CNC Servo Stepper Motor Motion Programmable Controller

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    $45.99
    -Liquid error (snippets/price line 93): divided by 0 $45.99
  • 2/8-Channel 5V Solid State Relay

    2/8-Channel 5V Solid State Relay

    2/8-Channel 5V Solid State Relay

    Channel
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    $9.99
    -Liquid error (snippets/price line 93): divided by 0 $9.99
  • 2/4/8-Channel 5V Relay Module

    2/4/8-Channel 5V Relay Module

    2/4/8-Channel 5V Relay Module

    Channel
    $8.99
    -Liquid error (snippets/price line 93): divided by 0 $8.99