KY-032 4-Pin IR Infrared Obstacle Avoidance Sensor Module
KY-032 4-Pin IR Infrared Obstacle Avoidance Sensor Module
KY-032 4-Pin IR Infrared Obstacle Avoidance Sensor Module
Take your DIY electronics projects to the next level with the KY-032 4-Pin IR Infrared Obstacle Avoidance Sensor Module. Whether you're building a smart car, autonomous robot, or any Arduino/Raspberry Pi project that needs reliable object detection, this compact optical-electronic sensor delivers accurate, real-time switching output every time.
Why Choose This IR Sensor Module?
- Instant Obstacle Detection: Uses infrared light emission and reception to detect objects in its path — perfect for collision avoidance in mobile robots and smart cars.
- 4-Pin Interface: Simple, plug-and-play connectivity (VCC, GND, OUT, EN) compatible with Arduino, Raspberry Pi, and most popular microcontroller development boards.
- Adjustable Detection Range: Onboard potentiometer lets you fine-tune the sensing distance to suit your project's specific requirements.
- Switching Transducer Output: Delivers a clean digital HIGH/LOW signal, making it easy to integrate into your code without complex analog processing.
- Resistance Sensor Theory: Built on optical-electronic sensor principles for stable and repeatable detection performance.
- Compact & Durable: Sturdy metal construction in a small form factor — fits neatly into tight robot chassis and car frames without adding bulk.
- Versatile Use Cases: Ideal for smart cars, line-following robots, obstacle-avoiding drones, automated conveyor detection, and countless other DIY maker projects.
Technical Specifications
- Model: KY-032 (BS KY-032)
- Pins: 4-pin (VCC, GND, OUT, EN)
- Sensor Type: Optical-Electronic / IR Infrared
- Output Type: Switching Transducer (Digital)
- Theory: Resistance Sensor
- Use: Position / Obstacle Detection
- Material: Metal
- High-Concern Chemicals: None
- Country of Origin: Made in China
Perfect For
- DIY Smart Car & Robot Projects
- Arduino & Raspberry Pi Builds
- Obstacle Avoidance & Line Following Systems
- Automated Machinery & Conveyor Detection
- Maker, STEM, and Electronics Hobbyist Projects
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Frequently Asked Questions
Q: What microcontrollers is this KY-032 IR sensor module compatible with?
A: The KY-032 4-pin IR infrared obstacle avoidance sensor module is compatible with a wide range of popular microcontrollers, including Arduino (Uno, Nano, Mega), Raspberry Pi, ESP8266, ESP32, and most other 3.3V–5V development boards. Its standard 4-pin interface makes wiring straightforward for both beginners and experienced makers.
Q: How do I adjust the detection range on the KY-032 sensor module?
A: The module features an onboard potentiometer (adjustable resistor) that you can turn with a small screwdriver to increase or decrease the infrared detection distance. This allows you to calibrate the sensor for your specific environment and project needs.
Q: What kind of output signal does this obstacle avoidance sensor provide?
A: The KY-032 outputs a digital switching signal — HIGH when no obstacle is detected and LOW when an obstacle is within range (or vice versa, depending on your setup). This clean digital output integrates easily into Arduino or Raspberry Pi code without requiring analog-to-digital conversion.
Q: Can I use multiple KY-032 sensor modules on the same robot or smart car?
A: Yes! Multiple KY-032 modules can be used simultaneously on a single robot or smart car project. Each module operates independently. Using multiple sensors on different sides of your robot provides 360° obstacle awareness for more advanced navigation logic.