| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
 | EK-23132-C36 | Knowles | Microphones -53 Sens, KA Port Broadband Rsp.10000 |
 | SCE028XD3MG3B | Mallory Sonalert | Audio Indicator Piezo 16VDC 28VDC 40mA 95dBA 2400Hz to 3400Hz Panel Mount Bulk |
| SCE120MA3DL1B |
| Mallory Sonalert |
| Audio Indicator Piezo 48VAC 120VAC 40mA 75dBA 2400Hz to 3400Hz Thread Mount Quick Connect Bulk |
 | SC628WR | Mallory Sonalert | Audio Indicator 6VDC 28VDC 16mA 68dBA 2400Hz to 3400Hz Panel Mount Screw Bulk |
 | ZA120SASU2 | Mallory Sonalert | Audio Indicators & Alerts FAST SPEED UP 65-75 dB 48-120 V |
No Image | SC628PR | Mallory Sonalert | Audio Indicator Piezo 6VDC 28VDC 26mA 68dBA 2400Hz to 3400Hz Panel Mount Screw Bulk |
 | BT-21835-000 | Knowles | Microphones |
 | SC648ND | Mallory Sonalert | SC648ND DC 1.9kHz 12V-48V 22mA Flush Mount |
 | FG-23629-G17 | Knowles | FG Series MEMS Electret Condenser Microphone, 1.3V, 50uA, Bulk Packaging |
 | SC628AFP | Mallory Sonalert | 28V 10mA Piezo Alarm, 2.9kHz, 65°C, Panel Mount |
 | BT-21754-000 | Knowles | 1.3V Rectangular MEMS Electret Condenser, 40uA, 4.7kHz |
| SCE028MD3MG3B | Mallory Sonalert | 16V 40mA DC Piezo Driver, 43mm Diameter, Panel Mount |
 | SCE016LD3CTB | Mallory Sonalert | SCE016LD3CTB Piezo Alarm, 6V DC, 40mA, 85°C, Flush Panel Mount |
 | ZA120SAPS1 | Mallory Sonalert | Audio Indicators & Alerts SHORT PULSE TONE 65-75 dB 48-120 V |
 | FG-23329-P18 | Knowles | Microphones Omni-Directional Microphone |
 | EK-26899-P03 | Knowles | Microphones |
 | PF-35N29WQ | Mallory Sonalert | INDICATOR; PIEZOELECTRIC ALARM; 90 DB (MIN.) @ 30 CM, 12 VDC; FAST PULSE; 3 TO 28 |
 | SCL120XA3CTB | Mallory Sonalert | Audio Indicator Piezo 48VAC 120VAC 20mA 95dBA 2400Hz to 3400Hz Thread Mount Quick Connect Bulk |
 | SMT-1324-TW-5V-R-T/R | Projects Unlimited | Surface Mount Square 5V 40mA Audio Component |
 | SC250NJ | Mallory Sonalert | Audio Indicator Piezo 60VDC/60VAC 250VDC/250VAC 80mA 80dBA 2400Hz to 3400Hz Panel Mount Screw Bulk |
