Micro Metal Motor Encoder (MMME) - module with an encoder for micro (regular) motors - 2 pcs.

Module with a digital rotary encoder controlled by the I2C interface. The potentiometer has RGB LED backlight. The encoder generates post-movement information with 24 levels per revolution and rotation direction detection. SparkFun DEV-15083

Magnetic disk for use with magnetic encoders designed for Pololu 20D series motors. It allows you to generate 12 pulses per revolution. Pololu 3449

Set of two magnetic encoders for use with micro motors. Side mounting, set of 2. Pimoroni PIM605

Module with encoder and RGB backlight. It has an unlimited range of motion and is perfect for e.g. lighting control. Pimoroni PIM522

AB two-phase pulse wave, measured by two infrared reflective sensor. These two sensor pulse waveform is close to a phase difference of 90 degrees, through the AB two-phase lead and lag of the waveform judged wheel forward rotation or the reverse. SEN0116

Module with an incremental encoder with a rotation range of 360° and a button. Communicates via a digital interface. DFRobot SEN0235

360° encoder module with LED indicators. It communicates via the I2C interface (Gravity connector). DFRobot SEN0502

Module with an incremental encoder with a rotation range of 360° and a button. Communicates via a digital interface

Absolute encoder module with 8421 (BCD) coding with 16 positions. Horizontal mounting. DFRobot DFR0722

Module with Grove connector equipped with AS5600 magnetic encoder with a resolution of 12-bit. It allows for non-contact measurement of the angle of rotation. The module has an analog/PWM output and an I2C interface. Seeed Studio 101020692

Pololu - 1524

Digital rotary encoder with green and red LED backlight. It has unlimited rotation and generates a digital signal in the form of a Gray code. SparkFun COM-15140

A set of two magnetic encoders for use with Pololu DC Micro motors. The maximum resolution is 12 pulses per one revolution of the motor shaft. Powered from 2.7V to 18V. Pololu 4761

The sensors operate from 2.7 V to 18 V and provide digital outputs that can be connected directly to a microcontroller or other digital circuit. This module is compatible with all of the Pololu dual-shaft mini plastic gearmotors. Pololu 1523

Module designed to operate four incremental encoders. It reads the encoder rotation and transmits the information via the I2C interface. Adafruit 5752

The module is equipped with an AS5600 magnetic encoder with a resolution of 12-bit. It allows for non-contact measurement of the angle of rotation. The module has an analog/PWM output and an I2C interface.