KY-012 Active Buzzer Module Breakout


8 in stock

SKU: KY-012 Active Buzzer Alarm Module Category: Tags: , , ,


KY-012 module is ideally suited to adding noise to your project and is compatible with a pin pitch of 2.54mm while functioning with microcontrollers such as the Arduino.

consisting of an active piezoelectric buzzer, it generates a sound of aproximately 2.5kHz when signal is high with a working current of <25mA.

To operate the IN pin must receive a voltage to trigger the buzzer this can be produced within all popular micro controllers.


  • KY-012
  • Voltage : 3.5v to 5.5v
  • Working Current : <25mA
  • Resonance Frequency : 2500Hz ± 300Hz
  • Minimum Sound Output : 85Db @ 10cm
  • Operating Temperature : -40°C to 85°C
  • Size : 19mm x 15mm x 11 mm