432-Hole PCB Perfboard Protoboard 5x7cm – Easy Solder

Build and test your electronics projects with confidence using this 432-Hole PCB Perfboard Protoboard. Measuring a compact 5cm × 7cm, this easy-solder prototype board is the ideal platform for hobbyists, students, engineers, and STEM learners who want a reliable, reusable circuit board for quick builds and experiments.

Key Features

• 432 Pre-Drilled Through-Holes: Generous hole count gives you plenty of layout flexibility for components, wiring, and custom circuit designs.
• 94HB Bakelite (Phenolic Resin) Substrate: High-grade bakelite construction delivers reliable electrical insulation and moderate heat resistance, keeping your circuit safe during soldering sessions.
• Anti-Oxidation Tinned Pads: Every through-hole is plated with an even tin layer for stable conductivity, a smooth soldering experience, and long-lasting pad life — no rust, no cold joints.
• Easy-Solder Design: Pad spacing and hole sizing are optimized to reduce soldering difficulty, making it beginner-friendly without sacrificing professional-grade performance.
• Compact & Versatile: The 5cm × 7cm form factor fits neatly into enclosures and breadboard setups, perfect for Arduino projects, sensor modules, DIY electronics, and school STEM classes.

Specifications

• Board Size: 5cm × 7cm
• Hole Count: 432 through-holes
• Material: 94HB Bakelite (Phenolic Resin)
• Pad Finish: Anti-oxidation tin plating
• Suitable For: DIY electronics, prototyping, STEM education, Arduino/Raspberry Pi projects

Who Is This For?

Whether you're a student working on a school STEM project, a hobbyist prototyping your next gadget, or a professional needing a quick test circuit, this perfboard gives you a clean, structured workspace to bring your ideas to life. Its durable bakelite base handles repeated soldering without warping or degrading.

For more guidance on safe electronics soldering practices, visit the OSHA Soldering Safety Resource.

Frequently Asked Questions

Q: What is a 432-hole PCB perfboard protoboard and what is it used for?

A: A PCB perfboard protoboard is a pre-drilled circuit board used to prototype and test electronic circuits before committing to a custom PCB design. This 432-hole version features a 5cm × 7cm 94HB bakelite substrate with tinned pads, making it ideal for soldering components for DIY electronics projects, Arduino builds, sensor circuits, and STEM school classes.

Q: What material is this perfboard made from, and why does it matter?

A: This perfboard is made from 94HB bakelite (phenolic resin), a high-grade substrate that provides reliable electrical insulation and moderate heat resistance. This means it won't warp or short-circuit easily during soldering, ensuring your components stay securely in place and your circuit operates safely.

Q: Are the solder pads on this protoboard rust-resistant?

A: Yes. Each of the 432 through-holes is plated with an even anti-oxidation tin layer. This tinned finish prevents pad rusting, ensures stable electrical conductivity, and makes soldering smoother and easier — especially for beginners learning circuit assembly for the first time.

Q: Is this perfboard compatible with standard electronic components?

A: Absolutely. The hole spacing and diameter on this 5cm × 7cm perfboard are designed to accommodate standard through-hole electronic components such as resistors, capacitors, LEDs, transistors, IC sockets, and header pins, making it compatible with most common DIY and STEM electronics projects.