Tactile Switch 2PIN 6x6x4.3mm Round Copper — Momentary Push Button Switch
The Tactile Switch 2PIN 6x6x4.3mm with Round Copper contacts is a compact, high-reliability momentary push button switch designed for through-hole PCB mounting. Built for precision and durability, this switch delivers a satisfying tactile click feedback every time it is pressed — making it the go-to component for engineers, hobbyists, and OEM manufacturers alike.
Key Specifications
| Parameter | Value |
|---|---|
| Dimensions | 6mm × 6mm × 4.3mm |
| Pin Configuration | 2-Pin (DIP Through-Hole) |
| Contact Material | Copper |
| Button Shape | Round |
| Switch Type | Momentary (SPST Normally Open) |
| Rated Voltage | DC 12V |
| Rated Current | 50mA |
| Contact Resistance | ≤ 0.03Ω |
| Insulation Resistance | ≥ 100MΩ |
| Operating Temperature | -25°C to +70°C |
| Mechanical Life | 100,000 cycles |
| Mounting Type | PCB Through-Hole / Breadboard |
Why Choose This Tactile Switch?
Copper Contact for Better Conductivity — The round copper contacts ensure minimal signal loss and consistent electrical performance, even after thousands of actuations.
Compact 6x6x4.3mm Form Factor — The low-profile 4.3mm height makes this switch ideal for space-constrained PCB layouts, panel designs, and portable device enclosures.
Crisp Tactile Feedback — The dome-action mechanism provides a responsive, noticeable click — improving user interaction accuracy in control interfaces.
Breadboard & PCB Friendly — The 2-pin DIP configuration fits standard 2.54mm pitch breadboards and PCBs without any modification.
Long Operational Life — Rated for over 100,000 press cycles, this switch is built for durability in both prototyping and production environments.
Applications
This 2PIN Tactile Switch is widely used across industries and DIY projects including:
- Arduino & Raspberry Pi projects
- Reset, mode-select, and menu navigation buttons
- Consumer electronics (TV remotes, audio devices, cameras)
- Home appliances (microwave panels, AC remote controls)
- Industrial control panels and keypads
- IoT device interfaces
- Medical and diagnostic equipment
- Electronic toys and game consoles
- PCB prototyping and breadboard circuits
- OEM production assemblies
Compatible With
Arduino UNO, Arduino Nano, Arduino Mega, ESP8266, ESP32, NodeMCU, Raspberry Pi, STM32, and all standard 2.54mm PCB/breadboard platforms.






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