The IR Infrared Obstacle Avoidance Sensor is a compact 4-pin detection module that senses nearby objects using infrared light. It works by sending out an infrared beam and reading the reflection that bounces back from a surface in front of it, making it a popular building block for robotics, smart automation setups, and hands-on DIY electronics. Whether you are putting together a line-following robot, a small automated gate, or a hobby project at home, this sensor gives you a simple and reliable way to detect obstacles without contact.
Key features
- Infrared (IR) detection for sensing objects without touching them.
- Standard 4-pin connection that is easy to wire into common microcontroller boards.
- Compact module suited to small builds and tight spaces.
- Straightforward to install and integrate into existing electronics projects.
- Commonly used with popular hobby controllers and prototyping setups.
Typical uses
- Obstacle avoidance in robot cars and small autonomous builds.
- Line-following and edge-detection projects.
- Automated triggers and basic proximity sensing in DIY automation.
- Educational and STEM electronics kits.
How to choose / tips
- Confirm your board accepts a 4-pin sensor input before wiring.
- Mount the sensor facing the area you want to monitor for the cleanest readings.
- Keep the IR emitter and receiver clean and unobstructed for consistent detection.
Why tna W rna
At tna W rna we focus on quality components and reliable sourcing, with fast delivery across Egypt and cash on delivery for your convenience.
