Alps Alpine EC20A 20mm Metal Shaft Encoders

Alps Alpine EC20A 20mm Metal Shaft Encoders offer heavy torque and a comfortable operation feel for automotive applications. Alps Alpine EC20A Encoders feature a 1mA, 5VDC rating and 30,000 cycles operating life. EC20A operates over a -30°C to +80°C temperature range and features an optional push-on switch.


  • Heavy torque and comfortable operation feel
  • Vertical operating direction
  • Flat shaft configuration
  • 1mA, 5VDC rating
  • 30,000 cycles operating life
  • -30°C to +80°C operating temperature range


  • Automotive
  • Other heavy torque applications


  • Detent torque
    • 40±20mN/m (with push-on switch)
    • 25±10mN/m (without push-on switch)
  • 30mm shaft length
  • 1.5mm push-on switch travel
Published: 2020-10-09 | Updated: 2022-03-11