12x12x7.3mm 4-Pin Momentary Tactile Push Button Switch (B3F-4055)

This 12x12x7.3mm Momentary Tactile Switch (model B3F-4055) is a high-quality push button component designed for precise and responsive switching in electronic circuits. With a compact form factor and 4-pin configuration, it's ideal for a wide range of prototyping and production applications.

The momentary action provides a reliable tactile feedback only while pressed, making it perfect for reset, input, or menu control functions in embedded systems. Compatible with standard through-hole PCBs and easily mountable thanks to its durable construction and stable footprint.

⚙️ Key Features

• 📐 Size: 12mm x 12mm x 7.3mm
• 🔘 Type: Momentary tactile switch
• 📌 Pin Configuration: 4-pin through-hole mounting
• 🖐️ Actuation: Tactile feedback when pressed
• 🔋 Current Rating: Typically 50mA at 12V DC
• 🔧 Durability: Long-life cycle, rated for up to 1,000,000 presses

🧰 Applications

• Consumer electronics and appliances
• Microcontroller-based projects
• Industrial control panels
• DIY and prototyping boards
• Game controllers and handheld devices

📦 Package Includes

• 1 × 12x12x7.3mm 4-Pin Tactile Switch (B3F-4055)

Note: Compatible button caps sold separately. This switch can be used with A24 round or square tactile caps for visual customization and enhanced usability.