| | Seeed Technology Co., Ltd | DC Buzzer Single Tone Piezo 8 ~ 16V 110dB | 9900 (5+)起订 | | | |
| | Adafruit Industries LLC | Peak-Peak Signal Buzzer Single Tone 2.65kHz Piezo 1 ~ 30V 85dB @ 12V, 10cm | 9900 (1+)起订 | | | |
| | Phoenix Contact | AC, DC Buzzer Pin Selectable 1Hz Piezo 12 ~ 30V 85dB (Max) | 9900 (1+)起订 | | | |
| | Phoenix Contact | DC Siren Dual Tone Multiple Piezo | 9900 (1+)起订 | | | |
| | Phoenix Contact | AC, DC Siren Pin Selectable Multiple Piezo | 9900 (1+)起订 | | | |
| | Phoenix Contact | DC Siren Dual Tone Multiple Piezo | 9900 (1+)起订 | | | |
| | Phoenix Contact | DC Buzzer Programmable, USB Piezo 88dB (max) | 9900 (1+)起订 | | | |
| | Phoenix Contact | DC Siren Pin Selectable Multiple Piezo | 9900 (1+)起订 | | | |
| | CUI Inc. | DC Buzzer Single Tone 400Hz Piezo 9 ~ 15V 75dB @ 12V, 30cm | 9900 | | | |
| | PUI Audio, Inc. | DC Buzzer Single Tone 2.7kHz Magnetic 7 ~ 15V 85dB @ 12V, 10cm | 9900 | | | |
| | PUI Audio, Inc. | DC Buzzer Single Tone 2.7kHz Magnetic 2 ~ 5V 80dB @ 3V, 10cm | 16366 (1+)起订 | | | |
| | PUI Audio, Inc. | DC Buzzer Single Tone 2.73kHz Magnetic 3 ~ 7V 82dB @ 5V, 10cm | 4177 (1+)起订 | | | |
| | PUI Audio, Inc. | DC Buzzer Single Tone 2.7kHz Magnetic 3 ~ 7V 80dB @ 5V, 10cm | 2135 (1+)起订 | | | |
| | PUI Audio, Inc. | DC Buzzer 2.3kHz Piezo | 9900 | | | |
| | PUI Audio, Inc. | DC Buzzer Single Tone 2.3kHz Magnetic 8 ~ 16V 85dB @ 12V, 10cm | 3997 (1+)起订 | | | |
| | PUI Audio, Inc. | DC Buzzer Single Tone 2.3kHz Magnetic 8 ~ 16V 85dB @ 12V, 10cm | 20239 (1+)起订 | | | |
| | PUI Audio, Inc. | DC Buzzer Single Tone 2.3kHz Magnetic 1.2 ~ 2V 80dB @ 1.5V, 10cm | 196 (1+)起订 | | | |
| | PUI Audio, Inc. | DC Buzzer Single Tone 2.3kHz Magnetic 2 ~ 4V 82dB @ 3V, 10cm | 11123 (1+)起订 | | | |
| | PUI Audio, Inc. | DC Buzzer Single Tone 2.3kHz Magnetic 3 ~ 7V 85dB @ 5V, 10cm | 2003 (1+)起订 | | | |
| | PUI Audio, Inc. | DC Buzzer Single Tone 2.3kHz Piezo 4 ~ 7V 85dB @ 5V, 10cm | 9900 | | | |