| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
 | ZA048SADP2 | Mallory Sonalert | AUDIO PIEZO IND 28-48V PNL MNT |
| SCE016XD3PS1B | Mallory Sonalert | Audio Indicator Piezo 6VDC 16VDC 40mA 95dBA 2400Hz to 3400Hz Thread Mount Quick Connect Bulk | |
| TXB-86-515-S(S) |
| Floyd Bell |
| Alarm, Piezoelectric, 92 dBA to 103 dBA@ 2 Ft., Extra Loud Beep, Slow, 5-15VDC |
 | CI-26890-000 | Knowles | Speakers & Transducers Balanced Armature Speaker |
 | SMAT-13-P7.5 | Sonitron | Audio Transducer 0Vp-p 30Vp-p 10Vp-p 800Hz to 5000Hz Radial Through Hole Tray |
| SCE028LD3SV1B | Mallory Sonalert | Audio Indicator Piezo 16VDC 28VDC 40mA 85dBA 2400Hz to 3400Hz Thread Mount Quick Connect Bulk |
 | CI-22748-000 | Knowles | Speakers & Transducers Balanced Armature Speaker |
| PB-2410-1 | Soberton | Audio Indicator, Piezo Buzzer |
| SCE028MD3DT7B | Mallory Sonalert | Alarm; Fast Warble, 3 KHZ, 16-28 DC, 75-85 DB, 40MA, 1.69X1.41In., Term. Blk. |
| SCE016XD3DP3B | Mallory Sonalert | Audio Indicator Piezo 6VDC 16VDC 40mA 95dBA 2400Hz to 3400Hz Thread Mount Quick Connect Bulk |
| PS-723BQ | Mallory Sonalert | Piezo, Siren; 5-15Vdc; 105dB; 2kHz; 47x39x22mm; Bracket |
| AST1628MAQ | Mallory Sonalert | Speakers & Transducers XDUCR, CUT TAPE 4KHZ, 75DB, 16X16X3 |
| FC-23306-000 | Knowles | Speakers & Transducers Balanced Armature Speaker |
 | SC648AD | Mallory Sonalert | AUDIO PIEZO IND 10-48V PNL MNT |
 | MD6052USZ-1 | Knowles | MIC COND ANALOG UNI -42DB |
 | SC616P | Mallory Sonalert | AUDIO PIEZO IND 6-16V PNL MNT |
 | AI-431H | Projects Unlimited | Audio Indicators & Alerts PZ 105dB 2800Hz 12DC |
 | FC-23265-000 | Knowles | Speakers & Transducers Balanced Armature Speaker |
 | FH-26664-000 | Knowles | Speakers & Transducers Balanced Armature Speaker |
 | FH-26308-000 | Knowles | Speakers & Transducers Balanced Armature Speaker |
