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24mmx12mm Piezo external-driver transducer 6V 12V 24V 3500hz 242 alarm annunciator feedback piezo transducer & buzzer high quality alarm buzzer,alarm for household electrical appliances - Changzhou Esuntech Co Ltd.
| Model | EPF2412B-HA-12-3.5-R |
| Rated Voltage (VDC) | 12 |
| Operating Voltage (VDC) | 3～20 |
| *Rated Current (mA) | ≤12 |
| *Sound Output at 10 cm (dB) | ≥90 |
| *Resonant Frequency (Hz) | 3500±500 |
| Operating Temperature (℃) | -20～+60 |
| Storage Temperature (℃) | -30～+70 |
| Weight (g) | 3.5 |
| Housing Material | ABS |
| RoHS | Yes |
self-oscillation test circuit:
