Piezoelectric Buzzers

Piezoelectric Buzzer Selection Guide

TDK offers a wide lineup of piezoelectric buzzers to meet the various needs of our customers.
This page includes Selection Guides for selecting products according to sound pressure level and size, or frequency and size, as well as sound tests to listen to buzzer sounds (single frequencies of 2kHz and 4kHz, and melody sounds).

Selection Guide according to Sound Pressure Level and Size

Size 60dB min. 70dB min. 80dB min.
12mm
PS1240P02CT3

Sound pressure
level: 60dB min.

Frequency: 4kHz
D12.2x3.5(H)mm

PS1240P02BT

Sound pressure level: 70dB min.
Frequency: 4kHz
D12.2x6.5(H)mm

   
14mm  
PS1420P02CT

Sound pressure
level: 70dB min.

Frequency: 2kHz
D14.0x11.0(H)mm

PS1440P02BT

Sound pressure
level: 75dB min.

Frequency: 4kHz
D14.0x8.0(H)mm

   
17mm
PS1740P02CE

Sound pressure
level: 60dB min.

Frequency: 4kHz
D17.0x4.6(H)mm

PS1720P02

Sound pressure
level: 70dB min.

Frequency: 2kHz
D17.0x8.0(H)mm

PS1740P02E

Sound pressure
level: 75dB min.

Frequency: 4kHz
D17.0x7.5(H)mm

   
19mm      
PS1920P02

Sound pressure
level: 80dB min.

Frequency: 2kHz
D19.0x10.5(H)mm

PS1927P02

Sound pressure
level: 90dB min.

Frequency: 2.7kHz
D19.0x10.5(H)mm

  • Commercial GradeCommercial Grade

Selection Guide according to Frequency and Size

Size 2kHz 4kHz
12mm    
PS1240P02CT3

Sound pressure
level: 60dB min.

Frequency: 4kHz
D12.2x3.5(H)mm

PS1240P02BT

Sound pressure
level: 70dB min.

Frequency: 4kHz
D12.2x6.5(H)mm

14mm
PS1420P02CT

Sound pressure level: 70dB min.
Frequency: 2kHz
D14.0x11.0(H)mm

PS1440P02BT

Sound pressure level: 75dB min.
Frequency: 4kHz
D14.0x8.0(H)mm

17mm
PS1720P02

Sound pressure level: 70dB min.
Frequency: 2kHz
D17.0x8.0(H)mm

PS1740P02CE

Sound pressure
level: 60dB min.

Frequency: 4kHz
D17.0x4.6(H)mm

PS1740P02E

Sound pressure
level: 75dB min.

Frequency: 4kHz
D17.0x7.5(H)mm

19mm
PS1920P02

Sound pressure
level: 80dB min.

Frequency: 2kHz
D19.0x10.5(H)mm

PS1927P02

Sound pressure
level: 90dB min.

Frequency: 2.7kHz
D19.0x10.5(H)mm

   
  • Commercial GradeCommercial Grade

Sound Tests of Piezoelectric Buzzers

2kHz 4kHz Melody
Piezoelectric buzzers:
PS Series