The CJMCU-103 Rotation Angle Sensor Module is a compact analog rotary position sensor designed for measuring angular displacement and knob rotation in electronic projects. Based on a precision potentiometer, it provides a variable analog voltage output proportional to the shaft position, making it ideal for robotics, automation, Arduino, ESP32, STM32, and other microcontroller-based applications.

Its simple interface allows quick integration into DIY electronics, STEM education, IoT systems, and industrial control projects. Whether you’re building a user control panel, robotic arm, or interactive device, the CJMCU-103 offers reliable and accurate angle sensing.

Technical Specifications

• Model: CJMCU-103
• Type: Rotation Angle Sensor Module
• Output Signal: Analog Voltage
• Operating Voltage: 3.3V 5V DC
• Rotation Range: Approximately 300
• Interface: VCC, GND, Analog Output
• Compact PCB design for easy integration
• Compatible with Arduino, ESP32, STM32, Raspberry Pi, and other development boards

Applications

• Rotary position sensing
• Robotics and automation
• User input controls
• STEM and educational projects
• Industrial monitoring systems
• DIY electronics and IoT projects

Package Includes

• 1 CJMCU-103 Rotation Angle Sensor Module