| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
 | SC628D | Mallory Sonalert | AUDIO PIEZO IND 6-28V PNL MNT |
 | MAS806Q | Mallory Sonalert | AUDIO PIEZO INDICATOR 6-14V TH |
 | PB-1220PQ | Mallory Sonalert | AUDIO MAGNETIC XDCR 1.25-2.5V TH |
 | SMT-1427-S-4-R | Projects Unlimited | AUDIO MAGNETIC XDCR 4-7V SMD |
 | SMT-0827-S-2-R | Projects Unlimited | SMD Magnetic Transducer, 2.7kHz, 3.6V, 15R, 90mA |
| AI-2604-TF-LW115-24V-R | Projects Unlimited | 24VDC 25mA 400Hz Audio Indicator, 26mm Diameter, Wire Lead | |
 | MSO320R | Mallory Sonalert | PIEZO |
 | SMT-1427-T-R | Projects Unlimited | AUDIO MAGNETIC XDCR 3-7V SMD |
 | PT-2725FPQ | Mallory Sonalert | BUZZER PIEZO 2.5KHZ 30MM PCB |
 | ZA120LADT8 | Mallory Sonalert | 22 mm panel mount, Slow Warble, 48-120 VAC/DC |
 | AST605Q | Mallory Sonalert | Magnetic Transducer, 4-7V, 2.4kHz, 50mA, SMD |
 | AI-2429-TWT-12V-4-R | Projects Unlimited | AUDIO PIEZO INDICATOR 3-20V TH |
 | ZA120LASU2 | Mallory Sonalert | Audio Indicators & Alerts FAST SPEED UP 85-95 dB 48-120 V |
 | SC616NLR | Mallory Sonalert | AUDIO PIEZO IND 6-16V PNL MNT |
 | AST1240MLTRQ | Mallory Sonalert | AUDIO PIEZO TRANSDUCER 1-25V SMD |
 | MAS806SQ | Mallory Sonalert | AUDIO PIEZO INDICATOR 6-14V TH |
 | AW-15SBW | Projects Unlimited | SIREN PIEZO INDICATOR 9-28V BASE |
 | SCE120XA3DP2B | Mallory Sonalert | TRANSDUCER, PIEZO, 2.9KHZ, 105DBA, 120V - More Details |
 | ZA028LDSU2 | Mallory Sonalert | Audio Indicators & Alerts FAST SPEED UP 85-95 dB 16-28 V |
 | ZA016LDSU2 | Mallory Sonalert | Audio Indicators & Alerts FAST SPEED UP 85-95 dB 6-16 V |
