Last Updated on June 25, 2025 by Muhammad Hamdi
Expansion Board BBC Micro Bit V2.2 With Acrylic Case
The Expansion Board for BBC Micro:bit V2.2 with Acrylic Case is a multifunctional accessory designed to enhance the capabilities of the BBC Micro:bit. It provides an easy and secure way to connect various electronic modules, sensors, and actuators through its multiple I/O ports and pin headers. The board is compatible with Micro:bit V2.2 and offers extended power supply options and improved connectivity for classroom and DIY electronics projects. Housed in a clear acrylic case, it not only protects the components but also ensures visibility and access to all ports. Ideal for prototyping, coding education, and electronics experimentation, this expansion board is a practical solution for users who want to get more from their Micro:bit.
Features:
- Compatible with Micro:bit V2.2 Specifically designed to support the latest version of the BBC Micro:bit.
- Full GPIO Access Breaks out all 20 Micro:bit GPIO pins (P0–P19) for easy connection to sensors, modules, and actuators.
- Color-Coded Pin Headers Clearly labeled and color-separated headers for signal (blue), power (red), and ground (black) ensure quick and error-free connections.
- Multiple Power Input Options Supports power via micro USB or 5V barrel jack, with onboard regulation to safely power Micro:bit and peripherals.
- Secure Edge Connector Slot Durable slot holds the Micro:bit firmly in place for reliable operation.
- Integrated Voltage Regulator Converts 5V input to 3.3V output, protecting the Micro:bit from overvoltage and ensuring stable performance.
- Onboard Power Switch & LED Includes a power switch and LED indicator for safe and controlled usage.
- Reset Button Provides easy access to reset Micro:bit without removing it from the board.
- Compact Mountable Design Features screw holes for easy integration into enclosures, cases, or mounting panels.
- Robust Construction Solid PCB with secure connectors, ideal for classroom, lab, or DIY project use.
Pin Layout:

Specifications:
- Product Type: Expansion board with protective acrylic enclosure
- Compatibility: BBC Micro:bit V1.x and V2.x
- Power Input:
- Micro USB port (5V)
- Barrel jack (DC input, ~5V)
- Voltage Regulation: Onboard regulator to safely step down 5V to 3.3V for Micro:bit
- Pin Breakout:
- 40-pin GPIO header breakout (2.54mm pitch)
- Clearly labeled rows: Signal (Blue), Power (Red – 3.3V), Ground (Black)
- Pin Types:
- Digital I/O: P0–P19
- Power: 3.3V output
- Ground: Multiple GND pins
- Interfaces:
- Micro:bit edge connector slot
- I2C, SPI, UART accessible via GPIO pins
- Board Features:
- Onboard voltage regulator
- Power indicator LED
- Reset switch for Micro:bit
- Mounting Holes: 4x M3 mounting holes for stable installation
- Dimensions: 55mm x 40mm x 12mm
- Material: PCB with reinforced connector housing

Applications:
- STEM & Educational Projects.
- Sensor Integration.
- Robotics Development.
- DIY Electronics Prototyping.
- Home Automation Prototypes.
- Data Logging Projects.
- IoT & Communication.
- Interactive Art or Wearables.


Package Contents:
- 1 X Expansion Board For BBC Micro Bit V2.2
- 1 X Acrylic Case
Note:
- BBC Micro:bit Board isn’t included.


