MB102 Adjustable Breadboard Power Supply Module (3.3V & 5V) for Arduino & Raspberry Pi

Overview

A breadboard-mounted power module that plugs directly onto the power rails, providing switchable 3.3V or 5V from a DC input — one of the most-used modules across our DIY project kits.

Key Specs

Features

• Powers both rails of an MB102-style breadboard directly
• Jumper-selectable 3.3V/5V output per rail

Compatible With

Standard full-size breadboards (MB102 and similar)

Use Cases

• Powering a breadboard project without tying up a USB port on the microcontroller
• The standard power module across most of our DIY project kits

FAQ

Does it fit any breadboard? It's designed for standard full-size breadboard power rail spacing.