| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
| PK-16N04WA-12Q | Mallory Sonalert | Audio Indicators & Alerts CONSTANT, 8-16VDC 400HZ, 24X17X15MM | |
 | SBM428 | Mallory Sonalert | AUDIO PIEZO INDICATOR 4-28V TH |
 |
| AST-01708MR-R |
| Projects Unlimited |
| 17mm Dynamic Speaker, 8 Ohm, 1.5kHz, 0.5W, Round PC Pin |
| SCE028MD3DP2B | Mallory Sonalert | ALARM; FAST DBL PULSE; 16-28 VDC; 75-85DB; 2.9 KHZ; PANEL- TERMINAL BLOCK |
 | KPEG242 | Kingstate | KINGSTATE - KPEG242 - Transducteur, Piezo, Buzzer, Buzzer, Continue, 3 V, 16 V, 7 mA, 70 dB |
| SCE028MA3CTB | Mallory Sonalert | AUDIO PIEZO IND 16-28V PNL MNT |
 | EM-23046-P16 | Knowles | MICROPHONE COND ANALOG OMNI |
 | KPEG660S | Kingstate | Audio Indicator Piezo 6VDC 15VDC 160mA 12VDC 92dB 1000Hz to 2000Hz/3500Hz to 4500Hz Panel Mount Solder Lug Box |
 | PS-983Q | Mallory Sonalert | Piezo Buzzer 5-15VDC 105dBA 1150-1850Hz Screw/Wire |
 | SC616PU-1 | Mallory Sonalert | AUDIO PIEZO IND 6-16V PNL MNT |
 | MSR516N | Mallory Sonalert | AUDIO PIEZO INDICATOR 5-16V TH |
 | AB2726B | Projects Unlimited | BUZZER ELEMENT STD 2.6KHZ 27MM |
 | AB3526B | Projects Unlimited | BUZZER ELEMENT STD 2.6KHZ 35MM |
 | KPEG657SA | Kingstate | Audio Indicator Piezo 6VDC 28VDC 17mA/18mA 12VDC 77dB/84dB 2300Hz to 3300Hz Panel Mount Solder Lug Box |
 | FG-30077-C36 | Knowles | Microphones Omni-Directional Microphone |
| AB2746B | Projects Unlimited | BUZZER ELEMENT STD 4.6KHZ 27MM |
 | AW-10FR | Projects Unlimited | SIREN PIEZO INDICATOR 9-28V CHAS |
 | BL-21671-140 | Knowles | MICROPHONE PIEZO ANALOG OMNI |
 | PB-1226PEAQ | Mallory Sonalert | Audio Indicator Piezo 1.1Vp-p 3Vp-p 30mA 1.5Vp-p 85dBA 2400Hz to 2800Hz Through Hole Pin Bulk |
 | SC628AER | Mallory Sonalert | TRANSDUCER, PIEZO, 1.9KHZ, 78DBA, 28VAC - More Details |
