GL-12 840 Points Solderless Breadboard for Electronics Prototyping & DIY Projects

Specifications:

• Tie-Points: 840 (640 in main area, 200 on power rails).
  
• Model: GL-12 / GL-No.12.
  
• Pitch: 2.54mm (0.1") - Standard DIP compatibility.
  
• Internal Contacts: Phosphor Bronze Nickel Plated.
  
• Base Material: Heat-resistant ABS Plastic.
  
• Mounting: Peel-off self-adhesive foam tape.
  
• Expandability: Built-in side notches for interlocking.

Key Applications

• Embedded Systems: Rapidly prototype ESP32, Arduino, and Raspberry Pi Pico circuits.
  
• Analog Design: Test filters, amplifiers, and oscillator circuits before PCB fabrication.
  
• Educational Labs: The industry standard for teaching electronics in schools and engineering colleges.
  
• DIY Robotics: Mount the board to a mobile robot chassis to manage sensor wiring on the fly.

Project Evolution

• The Starting Point: If you've been using those tiny 170-point mini-breadboards, you know how quickly space runs out once you add an LCD and a few sensors.
  
• The Upgrade: This 840-point GL-12 model provides the "Real Estate" required for full-scale system prototyping, including dedicated power rails that span the entire length of the board.
  
• Effort Level: Beginner to Professional. No tools required—just plug and play.

Virtual Technician & Wiring Guide

• Voltage Warning: While the plastic is rated for low-voltage electronics, do not exceed 30V or 2A through the internal clips to prevent thermal deformation.
  
• Power Rails: The red (+) and blue (-) lines indicate continuous vertical rails. Always bridge the middle gap with a jumper if you need power to travel the full length of the board!
  
• IC Placement: Always place Integrated Circuits (ICs) across the center "trench" to ensure the pins on either side are electrically isolated.

Package Includes:

1 x GL-12 840 Points Solderless Breadboard for Electronics Prototyping & DIY Projects

Frequently Asked Questions (FAQ)

1. What is the difference between GL-12 and MB102 breadboards? The GL-12 typically features 840 points and a slightly different internal clip layout compared to the standard 830-point MB102.
2. Can I use 22AWG solid core wire with this?
   Yes, 22AWG is the ideal thickness for these spring clips.
3. Does it support high-frequency signals?
   Breadboards have inherent stray capacitance; they are great for signals up to ~10MHz, but not suitable for high-speed RF.
4. Is the adhesive backing reusable?
   No, it is a high-bond permanent tape intended for a single mounting application.
5. Can I snap two GL-12 boards together?
   Yes, the side notches allow for seamless interlocking.
6. Will a Raspberry Pi fit on this?
   You cannot plug a Pi directly, but you can use a T-Cobbler or jumper wires.
7. What is the maximum current rating?
   We recommend staying below 2 Amps per rail.
8. Are the power rails connected across the middle?
   No, there is usually a break in the middle of the power rails on GL-12 models to allow for two different voltage zones.
9. Can I use this for 220V AC projects?
   NO. Solderless breadboards are for low-voltage DC electronics only.
10. How do I clean the contacts?
    If the board gets dusty, use compressed air. Avoid liquid cleaners.
11. Do standard ESP32 boards fit?
    Yes, though they may cover most tie-points; we recommend using two boards snapped together for wider modules.
12. Is it RoHS compliant?
    Yes, our GL-12 boards use lead-free plating.
13. What is the tie-point pitch?
    It is 2.54mm (0.1 inch).
14. Does it come with jumper wires?
    No, wires must be purchased separately.
15. Can I use components with thick leads (like large diodes)?
    Avoid forcing very thick leads as they may permanently stretch the spring clips.
16. Why is my circuit not working?
    Check if you have bridged the power rail "break" in the middle of the board.
17. What is the base material?
    The base is rigid ABS with a double-sided foam tape.
18. Is this compatible with Arduino Nano?
    Yes, it fits perfectly across the center trench.
19. Can I cut the breadboard into smaller pieces?
    It is not designed to be cut; consider buying mini-breadboards if space is an issue.
20. Is this board Probots™ Lab Verified?
    Yes, every batch is checked for mechanical tension and conductivity.