Optical Endstop

Overview

The Optical Endstop is a precise and reliable end-of-travel sensor designed for CNC machines and 3D printers. It uses an optical sensor to detect when the moving axis reaches its limit by interrupting a light beam. When the light is blocked, the sensor immediately outputs a digital control signal, and the built-in LED illuminates to indicate activation. This ensures accurate axis positioning and helps prevent mechanical damage.

Key Features

• Optical sensing technology: Provides high-precision detection without physical contact, reducing wear and tear.
• Immediate digital output: Triggers instantly when the light path is interrupted, ensuring fast response.
• LED indicator: Visual feedback when the endstop is activated, making setup and debugging easier.
• Compact and lightweight: Easy to mount and integrate into existing systems.
• Wide compatibility: Works with most 3D printers, CNC machines, and robotics projects.

Technical Specifications

• Operating Voltage: DC 5V
• Output: Digital (HIGH/LOW)
• Detection Method: Optical (light beam interruption)
• Connector: Typically 3-pin (VCC, GND, Signal)

Applications & Use Cases

• 3D Printers: Axis homing and limit switching for X, Y, and Z axes.
• CNC Machines: Accurate end-of-travel detection for milling, engraving, and cutting.
• Robotics: Position sensing for linear actuators and robotic arms.
• Automation Projects: Precise limit detection in custom machinery.

What's Included

• 1x Optical Endstop sensor
• 1x 3-pin cable (optional, depending on package)

Compatibility

• Compatible with most 3D printer control boards (e.g., RAMPS, MKS, SKR) and CNC controllers.
• Works with Arduino and other microcontrollers with digital input pins.
• Standard 3-pin connector (VCC, GND, Signal) for easy integration.

MOKWN Recommendation

For reliable and precise axis limiting, the Optical Endstop is an excellent choice. Its non-contact design ensures long-lasting performance, and the LED indicator simplifies installation. Whether you're building a 3D printer, upgrading a CNC machine, or working on a robotics project, this sensor delivers consistent results. Pair it with a mechanical endstop for redundancy in critical applications.