5V/3.3V Breadboard Power Supply v1.2

SKU SS-106990021

This 5V/3.3V breadboard power supply is designed by Seeed Studio. Plug in a 7-15V DC power supply into it's barrel jack adaptor or 5V through it's micro-USB adaptor and it will output 5V or 3.3V through it's breadboard pins.

As it's name suggests, this breadboard power supply will fit into a breadbaord with a width 5.3cm (such as our Breadboard Clear), and other breadboards with similar dimensions.


  • Dual input (micro-USB and barrel jack adaptor)
  • Dual power rail output (either 5V or 3.3V regulated voltage)


  • Input voltage: 7V – 15V
  • 5/3.3V regulated voltage
  • Max output current is 400mA.

Parts list:

  • 5V/3.3V Breadboard Power Supply Board x 1

More information can be found on Seeed Studio's Wiki.