Arduino Prototype Expansion Shield

The Arduino Prototype Expansion Shield for UNO is a must-have add-on for makers, hobbyists, and engineers working on custom electronics. Designed specifically for the Arduino UNO R3, this shield allows you to easily prototype, debug, and expand your circuits without needing a separate breadboard.

The shield includes a high-quality mini breadboard, a solderable prototyping area, reset button, and convenient breakout headers for all UNO pins. Whether you’re developing your own sensor array, creating a power management circuit, or testing communication with IoT modules like NodeMCU, this shield makes rapid prototyping efficient and mess-free.

If you’re building a custom controller, robotics project, or integrating with other Arduino Boards, this shield bridges the gap between design and reality.

⚙️ Technical Specifications

• Board Type: Prototyping shield

• Compatible With: Arduino UNO R3

• Prototyping Area:

  • Solder pads for both through-hole and SMD components

  • 170-tie point removable mini breadboard

• Features:

  • All UNO I/O pins broken out for easy access

  • Power rails and GND pins

  • Reset button & Power LED

  • SOP28 footprint for surface-mount components

• Dimensions: Standard Arduino UNO shield size

🧠 Applications & Use Cases

• Rapid circuit prototyping with sensors and modules

• Testing custom circuits before final soldering

• Integrating electronic components like LEDs, resistors, or ICs

• Developing robotics, automation, or power logic systems

• Experimenting with data collection or control systems using Arduino

This shield is highly recommended for educational kits, hobby electronics, or when experimenting with designs that require frequent changes or updates.

🛠️ How to Use

1. Stack the shield onto your Arduino UNO.

2. Plug components or jumper wires into the breadboard.

3. Use the prototyping area to solder permanent components.

4. Connect external modules via the header pins.

5. Use built-in reset and power indicators during debugging.

📺 Tutorial Video:
🔗 How to Use the Arduino Proto Shield with UNO – Step-by-Step Guide

⚠️ Precautions

• Do not power high-current loads directly from UNO pins.

• Keep jumper wire connections firm to avoid loose circuits.

• Ensure proper polarity when connecting power lines.

• Avoid static-sensitive components unless grounded.

• Label your prototyped circuits for easy identification.

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Get the Arduino UNO Prototype Expansion Shield today from our Arduino and Accessories collection. Also explore compatible tools & accessories and electronics components for a complete prototyping setup.