| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
No Image | SCE016XD3MP1B | Mallory Sonalert | 42.85mm Diameter DC Panel Mount Speaker |
 | ZA028LDSR8 | Mallory Sonalert | Zener Diode 28V 40mA Panel Mount |
 |
| WST-1310S-2 |
| Soberton |
| SMD Magnetic Transducer, 5V, 2.3kHz, -20°C to 70°C |
 | ZA120MACT | Mallory Sonalert | 30mm Diameter Piezo Alarm, 40mA, 120V, 65°C |
 | POM-2735P-R | Projects Unlimited | 3V Omnidirectional Electret Condenser Microphone, 2200R Impedance, Lead Free |
 | SC628JR | Mallory Sonalert | 6V DC Rated Panel Mount Piezo Alarm, 20mA, 43mm Diameter, -30°C to 65°C |
 | SCE028MD3SU2B | Mallory Sonalert | Thread Mount Piezo Alarm, 16V to 28V, 40mA, -40°C to 85°C |
 | AW-30SBR | Projects Unlimited | SIREN PIEZO INDICATOR 9-28V BASE |
 | PK-21N31PQ | Mallory Sonalert | 12V Piezo Buzzer, 12mA, 30V, Through Hole, -20°C to 70°C |
 | PK-21A29WQ | Mallory Sonalert | 24mm Black Piezo Buzzer, 18mA, 12V, 70°C |
 | AW-10PR | Projects Unlimited | General Purpose Relay, 24V, 35mA, Flush Mount, IP65, AW Series |
 | SCE016XD3DP2B | Mallory Sonalert | 42.85mm Diameter Piezo Alarm, 6-16V, 40mA, Panel Mount, -40°C to 85°C |
 | SMT-0821-S-R | Projects Unlimited | Surface Mount Audio Component, 3.6V, 90mA, 70°C, Lead Free |
 | PS1420P02CT | TDK | Radial Lead Free Piezo Component, 14mm Diameter, 5V DC Rated |
 | ZA120MADP2 | Mallory Sonalert | MALLORY ZA120MADP2 TRANSDUCER, ALARM, 85DBA, 120V, PANEL |
 | POW-2742L-C3310-B-R | Projects Unlimited | Microphones -42DB 2VDC .5MA 2.2KOHM |
 | VSB110-2 | Mallory Sonalert | Cross Walk Audible Signal Device, ChirpE-W, 2000 Freq, (Hz) 80 DBA, |
 | PKM17EPP-2002-B0 | Murata | AUDIO PIEZO TRANSDUCER TH |
 | AOM-6742L-R | Projects Unlimited | MICROPHONE COND ANALOG OMNI |
 | POW-2242P-C3310-B-R | Projects Unlimited | Microphones -42DB 2VDC .5MA 2.2KOHM |
