Raspberry Pi Relay Board

WaveshareSKU: WAV-11638
Sale price £17.30
incl. VAT
excl. VAT
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The Raspberry Pi Relay Board gives your Pi the ability to control high voltage/high current devices, easily making normal home appliances become intelligent.


  • Standard Raspberry Pi 40PIN GPIO extension header
  • Supports Raspberry Pi 2/3/4
  • High-quality relays, loads up to 5A 250V AC or 5A 30V DC
  • Photo coupling isolation, prevent interference from high voltage circuit
  • Onboard LEDs for indicating relays status
  • Relay control jumper, allows you to control the relays by custom pins other than the default pins
  • Comes with development resources, including examples in wiringPi, WebioPi, shell, python, and bcm2835

What's on the Board

  1. Raspberry Pi GPIO interface: for connecting Raspberry Pi
  2. Relay screw terminal: for connecting target devices
  3. Relays
  4. Photocoupler: PC817
  5. Relay indicator
    1. LED on: relay NC is opened, NO is closed
    2. LED off: relay NC is closed, NO is opened
  6. Power indicator
  7. Relay control jumper
    1. short the jumper: control the relays by default I/Os used in the example code
    2. open the jumper: control the relays by custom I/Os through jumper wires


Product WiKi: https://www.waveshare.com/wiki/RPi_Relay_Board

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