5v-20v Small Piezoelectric Active Buzzer Beeper Alarm

SKU: EC0147

Product details

  • Buzzer type: piezoelectric
  • Diameter: 12mm
  • Height: 18mm
  • Weight: 2g
  • Polarity: marked on surface
  • Number of pins: 2
  • Pin type: through hole
  • Breadboard friendly
  • Colour: black
  • Works as beeper and alarm
  • Package contains: 1 x small piezo buzzer

**Product image is for reference purpose only. Actual product may differ from image shown


Bulk discounts
1-9 10-24 25-99 100+
15.00 14.25 13.50 12.75
43.00 for 3 item(s)

The piezo buzzer works on the principle of piezoelectric effect and produces sound based on the reverse of the piezoelectric effect. the electric potentials difference across piezo material is a reason to generate pressure variations. Piezo buzzer is most famous among another type of buzzers because of higher sound generation using less current. Other names of buzzer are an audio alarm, beepers, audio indicator, audio transducer, audible alarm.

  • Operating voltage: 4v to 8v
  • Rated voltage: 6v
  • Rated current: 25mA
  • Operating current: ≤30mA
  • Oscillator frequency: 3.2kHz
  • Sound level: ≥85dB
  • Sound tone: continuous
  • Computer and peripherals
  • Home security alarm
  • Communication projects, where sound is needed
  • POS system
  • Portable devices
  • Alarm clock project
  • Home automation system

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