Another breadboard power supply designed by wrobot. it can directly takes power from DC wall wart and outputs a selectable 5V or 3.3V regulated voltage.

Compare to other breadboard power supply designs, this one provided DC port like the Arduino family, you can toggle the switch and select your power source. (DC or dc jack). We also used JST-2pin power jack ,the one as on Arduino family,

With this board, you can send power to both power lane of the breadboard, and each side has a on/off switch.

This breadboard power supply support mini breadboard :
 

 

This breadboard power supply also support standard breadboard :

 

 

 

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