3×7 cm Double Sided Universal PCB Prototype Board

3×7 cm Double Sided Universal PCB Prototype Board.

This 3cm × 7cm double-sided universal PCB is a slim, compact prototyping board ideal for small circuits, sensor modules, and DIY add-on boards. With copper pads on both sides and plated-through holes, it provides strong, reliable connections in a narrow form factor—perfect for tight spaces and custom extensions. 3x7cm.

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Features

• Board Size: 3cm × 7cm
• Double-sided copper pads for flexible circuit routing
• Plated-through holes for durable solder joints
• Standard 2.54mm (0.1″) hole spacing
• Pre-drilled universal grid layout
• Ideal for headers, connectors, sensors, and small components
• Slim design suitable for compact or inline modules

Applications

• Small DIY electronics
• Inline sensor boards
• Microcontroller add-on modules
• Compact prototypes
• Breakout boards and signal routing strips