Micro Limit Switch with Short Handle Bump Switch

This Micro Limit Switch with Short Handle Bump Switch is a compact, momentary-action switch that detects physical contact or position limits. It is widely used as an endstop sensor in 3D printers, CNC machines, and robotics projects for reliable motion control.

Specifications

• Switch Type: SPDT (Single Pole Double Throw) – Common, Normally Open, Normally Closed
• Actuator: Short handle lever (bump style)
• Contact Rating: 5A at 125VAC / 3A at 250VAC
• Operating Force: Approximately 50g to 100g
• Dimensions: 20mm x 10mm x 6mm (body only, excluding lever)
• Terminals: 3 pins (C, NO, NC) with 0.11" quick-connect tabs

Compatible with

• Arduino (Uno, Mega, Nano)
• ESP32 and ESP8266 boards
• Raspberry Pi (GPIO input)
• STM32 and other microcontroller platforms
• RAMPS 1.4, MKS, and other 3D printer controller boards

What you can build with it

• 3D Printer Endstop: Use as X, Y, or Z-axis limit switch for homing and bed leveling.
• CNC Machine Limit Switch: Detect axis travel limits to prevent mechanical damage.
• Automated Door Sensor: Detect open/close position in smart home or industrial automation projects.

Built and Backed by Compoden

Every Micro Limit Switch comes with access to our AI build companion, delivered via QR code, email, or WhatsApp. It helps you wire and program this part into a working project — from endstop setup to code examples. With 10 years of experience supplying makers, schools, and engineering institutions across India, we ensure you get the right part and the support to use it. Pay your way: UPI, cards, or Cash on Delivery, anywhere in India.