4 Pin Momentary Tactile Push Button Switch 12x12mm

12x12mm 4 Pin Momentary Tactile Push Button Switch for DIY Electronics

The 4 Pin Momentary Push Button Switch (12x12x7.3mm) is a reliable and widely used tactile switch, perfect for electronic projects, prototyping, and DIY development. Designed for through-hole mounting, this square push button delivers a responsive tactile feel and resets automatically after pressing, making it a preferred choice for embedded systems, control panels, and microcontroller-based applications like Arduino and Raspberry Pi.

This compact switch is commonly found in consumer electronics, robotics, automation systems, and education-based electronics projects. Whether you're building a science fair project or designing a complex robotic control interface, this push button switch from Bigyan Project ensures durability, reliability, and easy integration into your circuit boards.

Product Specifications

Features

• Durable and long-lasting tactile push button design
• Compact square shape fits easily in compact circuit boards
• Momentary switching mechanism with quick reset
• Silver-plated contacts for better conductivity
• Perfect for beginner and advanced electronics projects
• Compatible with breadboards and custom PCBs

Applications / Use Cases

• DIY electronics and science fair projects
• Robotics control systems
• Consumer electronics like TV remotes and calculators
• Embedded systems and microcontroller interfaces
• Prototyping with Arduino, Raspberry Pi, ESP32, and more
• Digital control panels and keypad input devices

User Guide / How to Use

• Insert the 4-pin switch into your breadboard or solder it onto your PCB
• Connect two diagonal pins to power (VCC) and ground (GND)
• Use the remaining two diagonal pins to connect with your microcontroller’s digital input pins
• Press the switch to trigger an ON signal; the switch resets after release
• Use pull-down or pull-up resistors if required in your circuit logic

Frequently Asked Questions (FAQs)

• Is this switch normally open or normally closed?
  This is a normally open momentary switch. It only makes contact when pressed.
• Can I use this switch with Arduino projects?
  Yes, this 4 pin push button is fully compatible with Arduino and other microcontrollers.
• Does it come with a cap?
  No, this is the switch body only. Button caps are sold separately.
• Can it be mounted on a breadboard?
  Yes, it fits most standard breadboards and is also suitable for through-hole PCBs.

Challenges and Considerations

• Ensure proper orientation when placing on a breadboard
• Use debounce logic in code to avoid false multiple triggers
• Consider adding button caps for better tactile feedback
• May require resistors in some circuit configurations

Compatibility

• Arduino Uno, Nano, Mega, Leonardo
• Raspberry Pi (any version)
• ESP8266, ESP32 development boards
• STM32, ATmega, PIC microcontrollers
• Works with breadboards and custom-made PCBs

Benefits

• Easy to use in both beginner and professional circuits
• High-quality design for consistent performance
• Affordable and reusable across multiple projects
• Small form factor allows use in tight spaces
• Available at trusted educational electronics store Bigyan Project

Conclusion

If you're building an interactive electronics project or a robotics interface, a high-quality push button is essential. This 4 Pin Momentary Tactile Push Button Switch (12x12mm) offers the reliability and performance needed for a wide range of electronics projects. Available now at Bigyan Project, your trusted source for educational and robotics components in Bangladesh. Whether you're a student, teacher, or DIY hobbyist, this push button is a must-have in your toolkit.