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KY-040 Rotary Encoder Module (Pack of 2)



20 count rotary encoder can be counted in the positive direction and the reverse direction during rotation of the output pulse frequency.


CLK – Encoder A output
DT – Encoder B output
GND – Ground / 0V
SW – ‘Select’ switch (activated when shaft pressed on top)

  • Rotary encoder module KY-040
  • Left and Right turn detection
  • Push button
  • Operating voltage – 5V
  • Circle pulse count – 20
  • 6mm Shaft
  • Size – 26mm x 19mm x 32mm

Click Here – to learn how to use a Rotarty Encoder

Additional information

Weight 100 g