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Geared Motor with Rotary Encoder

Availability: In stock


N20 metal geared motor with extended rear shaft, quadrature rotary encoder and magnet wheel.

The quadrature output provides rotation feedback that can be read using a quadrature decoder such as the Chipbotics QuadQuad 2 board.

The quadrature encoder board is provided loose and can be soldered directly onto the back of the motor before the magnet wheel is pushed onto the rear shaft.



  • Metal geared brushed DC motor.
  • Rotary encoder board provides accurate quadrature rotation feedback.



50:1 Motor:

  • Rated Voltage: 6V
  • Gear Ratio: 50:1
  • Dimensions: 12x10x41.2mm including shafts
  • Front shaft: 3mm diameter D-type, 10mm long
  • Rear shaft: 1mm diameter
  • No Load Speed: 420 RPM
  • No Load Current: 70mA (100mA max)
  • Stall Current: 0.98A
  • Stall Torque:

Chipbotics Quadrature Encoder Board:

  • VCC supply voltage: 2.2V to 20V
  • Quadrature output voltage (A and B): 0V to VCC
  • Can be connected to an Arduino at 3.3V or 5V
  • M1 and M2 connect to motor pins

Package List

  • 1x Geared Motor with Extended Rear Shaft
  • 1x Quadrature Rotary Encoder PCB
  • 1x Magnet Wheel
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United Kingdom
Chipbotics designs robotics controllers and sensors.