From SB-Components Wiki

Pico Dual Channel Relay HAT

Pico Dual Channel Relay HAT is a Two-Channel high-quality relay with loads up to 250V AC/ 7A, 30V DC/ 10A to provide a way to control the high voltage/current devices. It comes with a Female Pin Header, to easily connect with Raspberry Pi Pico via effortless stacking.


  • Two High-Quality Relays with loads of 7A/ 250 VAC and 10A/ 30 VDC.
  • 40 Pins Standard Raspberry Pi Pico header.
  • Stackable design for easy interfacing with Raspberry Pi Pico.
  • Compatible with Raspberry Pi Pico.
  • Indication LED for relay on/off status.
  • Opto-Isolated

  • Specifications

  • Channel - 2 CH
  • Operating Voltage - 5V
  • Switching Voltage (VAC) - 7A/ 250V
  • Switching Voltage(VDC) - 10A/ 30V
  • Dimensions - 21mm x 58mm
  • Pico dual channel relay hat
    Buy it From : Click Here


    Pico 3v Relay Pinout.png



  • Stack Raspberry Pi Pico on female header of Pico Dual channel Relay HAT.
  • Pico single relay stackable.png

  • Connect USB cable on Raspberry Pi Pico USB port.
  • Open Thonny IDE and Choose interpreter as MicroPython (Raspberry Pi pico).
  • Thonny-interpreter.PNG

  • Now use example code "test.py" from Pico Dual channel Relay HAT's github repository in any micropython supported ide (preferred thonny ide). Source code : https://github.com/sbcshop/Pico-dual-channel-Relay-HAT
  • Copy and paste code in thonny ide.
  • Pico 3v relay thonny.PNG

  • Click on green play button to run example of Pico Dual channel Relay HAT.
  • Thonny play.PNG