| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
 | SC110NPR | Mallory Sonalert | Audio Indicator Piezo 30VDC/30VAC 120VDC/120VAC 24mA 80dBA 2400Hz to 3400Hz Panel Mount Screw Bulk |
| SC628JWR | Mallory Sonalert | PIEZO | |
 |
| AI-4228-P-FP28-R |
| Projects Unlimited |
| Audio Indicators & Alerts 12VDC 2800Hz 88dBA |
 | SCE028MD3SU2B | Mallory Sonalert | Audio Indicator Piezo 16VDC 28VDC 40mA 75dBA 2400Hz to 3400Hz Thread Mount Quick Connect Bulk |
 | AST1440MATRQ | Mallory Sonalert | AUDIO PIEZO TRANSDUCER 1-20V SMD |
 | 7BB-20-6 | Murata | MURATA - 7BB-20-6 - PIEZO SOUNDER |
 | SMT-0827-SW-5V-R | Projects Unlimited | AUDIO MAGNETIC XDCR 4-6V SMD |
 | ZA028MDDP3 | Mallory Sonalert | MALLORY ZA028MDDP3 TRANSDUCER, ALARM, 85DBA, 28V, PANEL |
 | SC648AR | Mallory Sonalert | Audio Indicators & Alerts CONSTANT, 10-48VAC MED, CUL APPRVD |
 | SC110P | Mallory Sonalert | MALLORY SC110P TRANSDUCER, PIEZO, 2.9KHZ, 80DBA, 120V |
 | KXG1212C | Kingstate | Electromagnetic buzzer, KXG1212C, Kingstate |
 | BT-21759-000 | Knowles | Microphones |
 | 7BB-35-3L0 | Murata | Audio Indicators & Alerts 30.0nF +/-30% 2.8kHz +/-0.5%kHz |
| SC648APR | Mallory Sonalert | Audio Indicators & Alerts FAST PULSE, 10-48V 2900HZ, CUL APPRVD |
 | SC648S | Mallory Sonalert | Audio Indicators & Alerts SIREN, 10-48VDC LOUD, CUL APPRVD |
 | SBM2R | Mallory Sonalert | Audio Indicators & Alerts CONSTANT, 1-5VDC PC PINS, CUL APPRVD |
 | WM-64K | Panasonic | MIC COND ANALOG OMNI -45DB |
 | POM-2742P-C33-R | Projects Unlimited | MIC COND ANALOG OMNI -42DB 6MM D |
 | PKM22EPPH2002-B0 | Murata | Sounder, Piezo, 15V, 79Db, 2Khz Rohs Compliant: Yes |Murata PKM22EPPH2002-B0 |
 | AST7525MATRQ | Mallory Sonalert | Piezo Buzzer 2.5-4.5V 2.7kHz 85dBA SMD Solder Tape/Reel |
