4-Way Infrared Line Tracking Module

The 4-Way Infrared Line Tracking Module is a versatile multi-channel infrared reflectance sensor module designed for advanced line-following and surface detection in Arduino and microcontroller-based robotics projects. Equipped with four independent IR emitter and receiver pairs, it simultaneously detects surface contrast across a wider path, enabling smoother and more accurate line tracking compared to single-channel alternatives.

Ideal for robotics enthusiasts, students, and hobbyists, this module is perfect for building competitive line-following robots, maze-solving robots, edge detection systems, and automated guided vehicles. The wider detection coverage allows for faster response times and better handling of curves and intersections.

Each sensor channel delivers an independent digital output, giving your microcontroller detailed positional feedback about the tracked line. An onboard sensitivity potentiometer allows fine-tuning of detection thresholds to suit varying surface conditions and ambient lighting environments.

Specification:

• Operating Voltage : 3.3V – 5V DC
• Output Type : Digital (4 independent channels)
• Detection Method : Infrared reflectance
• Number of Sensors : 4
• Detection Distance : 1mm – 8mm
• Onboard Potentiometer : Yes, for sensitivity adjustment
• Onboard Indicators : LED signal indicators per channel
• Compatibility : Arduino, Raspberry Pi, ESP32
• Module Dimensions : 75mm x 16mm