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Home / Computer Hardware, Monitors & Peripherals / 4-Channel Line Tracking Sensor Module Intelligent Obstacle Avoidance Robot Photoelectric Four-Path Infrared Detection

Attributes

Brand -
Category Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals
Origin -
Operating Voltage 3.3V - 5V DC
Channel Count 4 Channels
Sensor Type Infrared Reflective
Output Signal Digital TTL Output
PCB Dimensions 48mm x 38mm
Mounting Hole Size 3mm Diameter
Working Temperature -10°C to 50°C
Indicator LEDs 4x Power/Signal LEDs
Comparator Chip LM393
Application Robot Line Tracking

5 reviews

A

Anonymous

Mar 08, 2026

Rating: 5/5

Perfect for Arduino Projects

Works flawlessly with my Arduino Uno. Calibration was easy using the potentiometers. Highly recommend for beginners.

A

Anonymous

Feb 25, 2026

Rating: 5/5

Great for competition bots

Used this for a university robotics contest. The 4-channel setup allows for smooth line following algorithms.

A

Anonymous

Feb 18, 2026

Rating: 4/5

Good sensitivity

The detection range is decent. Had to adjust the height from the ground slightly to get optimal readings. Good value.

A

Anonymous

Feb 06, 2026

Rating: 5/5

Robust and reliable

Been using it for weeks on my smart car kit. No false positives so far. The LEDs help visualize detection status.

A

Anonymous

Jan 24, 2026

Rating: 3/5

Instructions unclear

The module works well but the wiring diagram provided was a bit vague. Had to look up online tutorials. Product itself is fine.

5 FAQ

Q: What is the detection distance?

A: Typically 1mm to 25mm depending on surface reflectivity.

Q: Can I use this outdoors?

A: It is designed for indoor use; strong sunlight may interfere with IR sensors.

Q: Is this compatible with Raspberry Pi?

A: Yes, it works with Raspberry Pi GPIO pins using 3.3V logic.

Q: Does it work on white lines with black background?

A: Yes, but you may need to invert the logic in your code.

Q: Are jumper wires included?

A: No, jumper wires are sold separately.

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