Joy-IT SEN-KY032IR Infrared Obstacle Avoidance Sensor Module

Joy-IT SEN-KY032IR is an infrared (IR) obstacle detection module designed for non-contact object sensing. The sensor uses an infrared transmitter and receiver pair to detect nearby objects and obstacles, making it ideal for robotics, automation, smart devices and educational electronics projects.

With its compact design, adjustable sensitivity and compatibility with Arduino, Raspberry Pi, ESP32 and other microcontroller platforms, the SEN-KY032IR is a popular choice for obstacle avoidance and object detection applications.

Non-Contact Object Detection

The module detects objects using reflected infrared light without requiring physical contact.

• Non-contact obstacle detection



• Fast response time



• Reliable real-time operation



• Suitable for autonomous systems



• Low power consumption

Adjustable Detection Range

An onboard potentiometer allows precise adjustment of the sensing distance to match application requirements.

• Detection range: approximately 2–40 cm



• Adjustable sensitivity



• Suitable for various object types



• Easy calibration

Using example

Wide Detection Angle

• Detection angle: approximately 35°



• Ideal for obstacle avoidance systems



• Reliable object sensing during movement

Easy Integration

The module provides a digital output signal that can be directly connected to a microcontroller input.

• Digital output signal



• Compatible with Arduino



• Compatible with Raspberry Pi



• Supports ESP32 and ESP8266



• Simple programming and integration

Integrated Adjustment Controls

• Sensitivity adjustment potentiometer



• Frequency adjustment potentiometer



• Status LED indicators



• Easy system tuning

Applications

• Robot obstacle avoidance systems



• Line-following robots



• Automation projects



• Smart systems



• Object detection devices



• Motion monitoring systems



• Educational electronics projects



• IoT applications

Technical Specifications

• Manufacturer: Joy-IT



• Model: SEN-KY032IR



• Sensor Type: Infrared obstacle detection sensor



• Operating Voltage: 3.3–5 V DC



• Operating Current: Approx. 20 mA



• Detection Range: 2–40 cm



• Detection Angle: Approx. 35°



• Output Signal: Digital (HIGH/LOW)



• Operating Temperature: -10°C to +50°C



• Dimensions: Approx. 41 × 15 mm

Key Features

• Non-contact object detection



• Adjustable sensing range



• Low power consumption



• Easy installation



• Perfect for robotics projects



• Wide microcontroller compatibility

Why Choose Joy-IT SEN-KY032IR?

The Joy-IT SEN-KY032IR provides a simple, reliable and cost-effective solution for obstacle detection projects. Its adjustable sensing range, low power consumption and compatibility with popular development platforms make it an excellent choice for beginners, students and professional robotics developers alike.