400 Tie Point Solderless Breadboard - Half Size Prototyping Circuit Board with Power Rails, for Arduino & Electronics DIY Projects

The 400 Tie Point Solderless Breadboard is the ultimate prototyping essential for electronics enthusiasts, students, and professional engineers alike. Designed to streamline the circuit design process, this half-size breadboard provides a reliable, solder-free platform for building, testing, and modifying electronic circuits. Whether you are assembling a simple LED flasher, prototyping a sensor interface for an Arduino microcontroller, or designing a complex analog filter, this board delivers the flexibility and convenience needed to bring your ideas to life quickly and efficiently.

Constructed with durable ABS plastic housing, this breadboard features high-grade phosphor bronze spring clips plated with nickel. These internal clips are engineered to maintain consistent clamping force across thousands of insertion cycles, ensuring reliable electrical contact for components and wires. The layout features 400 tie points divided into two distinct sections: a terminal strip area with 300 tie points for discrete components and integrated circuits, and two power distribution strips with 100 tie points running vertically along the edges. The standard 2.54mm pitch accommodates all dual in-line package integrated circuits, headers, and standard jumper wires without requiring specialized tools.

The breadboard measures approximately 82mm in length, 55mm in width, and 8.5mm in height, striking an ideal balance between compact portability and usable circuit area. It accepts solid wire ranging from 20 to 29 AWG (0.3mm to 0.8mm in diameter), making it compatible with standard jumper wires and component leads. The power rails feature clear color-coded markings with red positive lines and blue negative lines to prevent wiring errors and short circuits during assembly. The maximum recommended voltage and current limits are typical for standard low-voltage logic circuits, ensuring safe operation within standard microcontroller voltage thresholds of 3.3V and 5V.

This versatile breadboard is ideal for a wide array of applications including educational STEM learning, hardware prototyping, Arduino and Raspberry Pi peripheral testing, analog circuit design, and robotics development. Its compact footprint allows it to be easily integrated into portable kits, mounted onto robotic platforms, or utilized on crowded workbench setups. It serves as an indispensable tool for debugging circuits before committing them to permanent printed circuit boards, saving time, materials, and troubleshooting effort during the design phase.

To achieve the best results, ensure that component leads are straight and trimmed to appropriate lengths before inserting them into the spring clips to avoid bending the internal contacts. For multi-board projects, adjacent breadboards can be interlocked using the built-in dovetail tabs and slots on the sides to expand your prototyping canvas. Utilize standard male-to-male or male-to-female jumper wires to connect the breadboard power rails to external power supplies or microcontroller development boards. Keep the self-adhesive backing protected until you are ready to permanently mount the board to a stable enclosure or baseplate.

1x 400 Tie Point Solderless Breadboard