| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
| 7BB-41-2 | Murata | Audio Diaphragm Piezo 1900Hz to 2500Hz Wire Lead Bulk | |
| SCE048MD3SP1B | Mallory Sonalert | Audio Indicator Piezo 28VDC 48VDC 40mA 75dBA 2400Hz to 3400Hz Thread Mount Quick Connect Bulk | |
| ZA048LAMP1 |
| Mallory Sonalert |
| AUDIO ALERT AND INDICATOR |
 | PT-2309 | Soberton | AUDIO PIEZO TRANSDUCER 1-30V TH |
 | WST-1203UX | Soberton | Piezo Buzzer 3V 30mA 2.3kHz 82dB Through Hole Pin |
 | INMP401ACEZ-R7 | TDK | MIC MEMS ANALOG OMNI -42DB |
 | SCE016LD3SR4B | Mallory Sonalert | Alarm; Slow Siren, 3 KHZ, 6-16 DC, 85-95 DB, 40MA, 1.69X1.41In., Terminal Block |
| SCE028MD3DL1B | Mallory Sonalert | Audio Indicator Piezo 16VDC 28VDC 40mA 75dBA 2400Hz to 3400Hz Thread Mount Quick Connect Bulk |
 | AI-254S | Projects Unlimited | Audio Indicators & Alerts PZ 100dB 3600Hz 12DC |
 | CI-28329-000 | Knowles | Speakers & Transducers Balanced Armature Speaker |
| SCE016MD3SR3B | Mallory Sonalert | Audio Indicator Piezo 6VDC 16VDC 40mA 75dBA 2400Hz to 3400Hz Thread Mount Quick Connect Bulk |
 | WST-1310S-1 | Soberton | AUDIO MAGNETIC XDCR 1.4-3V SMD |
 | AI-3622-P-S15-R | Projects Unlimited | Audio Indicators & Alerts 9VDC 50MA 105DBA 2200HZ |
 | ZA120SADP2 | Mallory Sonalert | Audio Indicator Piezo 48VAC 120VAC 40mA 65dBA 3400Hz to 4400Hz Panel Mount Quick Connect Bulk |
 | ZA048MADP3 | Mallory Sonalert | AUDIO ALERT AND INDICATOR |
 | FH-23469-000 | Knowles | Speakers & Transducers Balanced Armature Speaker |
 | FH-26745-000 | Knowles | Speakers & Transducers Balanced Armature Speaker |
 | PT-1707 | Soberton | AUDIO PIEZO TRANSDUCER 1-20V TH |
 | PT-1307 | Soberton | Audio Piezo Transducer 1-20V Th |
| ZA028LDMT8 | Mallory Sonalert | Audio Indicator Piezo 16VDC 28VDC 40mA 85dBA 3400Hz to 4400Hz Panel Mount Quick Connect Bulk |
