| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
| GT-11P | Soberton | Buzzer Magnetic 1.5V 12MM Th | |
 | SC250HR | Mallory Sonalert | Audio Indicators & Alerts CONSTANT, 60-250V 4500HZ, MEDIUM |
| ZA028LDDL1 |
| Mallory Sonalert |
| AUDIO ALERT AND INDICATOR |
 | KBS-13DB-4P-2 | Kyocera | Audio Buzzer Piezo 10Vp-p 73dB Through Hole Pin Automotive |
| ZA016SDSS1 | Mallory Sonalert | AUDIO ALERT AND INDICATOR |
| SC648ND | Mallory Sonalert | AUDIO PIEZO IND 12-48V PNL MNT |
 | 7BB-27-4C | Murata | Audio Indicators & Alerts 18.0nF +/-30% 4.6kHz +/-0.5%kHz |
| SC628FJ | Mallory Sonalert | Audio Indicator Piezo 6VDC/6VAC 28VDC/28VAC 20mA 62dBA 2400Hz to 3400Hz Panel Mount Screw Bulk |
 | DOM-5242L | Projects Unlimited | Microphones 2.2kOhm x 8mm |
 | EF-21942-000 | Knowles | Speakers & Transducers 7.87 X 5.59 X 4.01MM 125 SENS, 12S PORT |
 | POM-2742P-2 | Projects Unlimited | Microphones 2.2kOhm x 6mm |
 | SC250NJ | Mallory Sonalert | Audio Indicator Piezo 60VDC/60VAC 250VDC/250VAC 80mA 80dBA 2400Hz to 3400Hz Panel Mount Screw Bulk |
 | GT-111PS | Soberton | MAGNETIC TRANSDUCERS, NON-WASHABLE TYPE, BLACK COLOR, RATED VOLTAGE 1.5V |
 | ZA028SDPS1 | Mallory Sonalert | Audio Indicators & Alerts SHORT PULSE TONE 65-75 dB 16-28 V |
 | PSR-40N08A05-JQ | Mallory Sonalert | Speakers Ferrite 500±20%Hz 0.5W 89±3dBA 8Ohm Round |
 | GT-1515RP3 | Soberton | AUDIO MAGNETIC XDCR 1-2V TH |
 | ZA120MAPS1 | Mallory Sonalert | AUDIO ALERT AND INDICATOR |
 | ZA120SASU2 | Mallory Sonalert | Audio Indicators & Alerts FAST SPEED UP 65-75 dB 48-120 V |
 | AI-4228-P-SP250 | Projects Unlimited | Audio Indicators & Alerts 220VAC 2800Hz 94dBA |
| POM-2740P | Projects Unlimited | Microphones 2.2kOhm x 6mm |
