KY-040 360 Degree Rotary Encoder Module With Knob Cap Pack Of Four For Arduino And DIY Projects, 5V Operation, 20 Pulses Per Revolution, Smooth Clicks And Precise Dialing, Easy Mount, Reliable Brick Sensor Modules

4-Pack 360° Rotary Encoder Module with Knob Cap for Arduino
✔️ 5V operation, 20 PPR, 360° rotation, four-pack

The compact 360° rotary encoder module delivers precise pulse feedback as you rotate the knob. It's a common choice for Arduino projects, motor control, and DIY devices needing reliable input without a potentiometer. This 4-pack includes knob caps for quick installation and easy replacement.

✅ 5V DC operation for easy integration with 5V boards
✅ 20 pulses per revolution (PPR) for precise counting
✅ 360-degree rotation with no inherent rotation limit
✅ Pack of four units with knob caps for fast setup

💡 What is a rotary encoder used for in Arduino and DIY electronics?

It’s handy for translating turn actions into digital signals that microcontrollers can read. - Converts rotation into precise pulse streams for direction and steps - Handy for menu navigation, volume control, and precise dialing in projects - Debounce-friendly signals with 5V logic suitable for common microcontrollers - Useful in CNC-like controls, robotics, and hardware demos