Mini Electromagnetic Alarm Buzzer 3V 2-Pin Black
Prices updated: 13 Oct 2026
Compare prices
| Store | product | Price | View in store |
|---|---|---|---|
 ElectroHub | Mini Electromagnetic Alarm Buzzer 3V (Black) | 10 EGP | View in store |
Price history
Lowest daily price, last 90 days
Not enough price history yet.
Lowest price recorded: 10 EGP
About this product
A compact black two-pin electromagnetic buzzer rated for 3 V DC, designed for low-voltage microcontroller and battery-powered projects. It produces a continuous alert tone as soon as power is applied, with no driver circuit needed for basic use. Its 12 mm by 9.5 mm body mounts on a PCB or breadboard.
Specifications
- Rated voltage
- 3 V DC
- Operating current
- Up to 25 mA
- Resonant frequency
- 2300 Hz ±500 Hz
- Sound output
- 85 dB at 10 cm
- Dimensions
- 12 mm x 9.5 mm
- Pin type
- 2-pin through-hole
Frequently asked questions
What is the price of Mini Electromagnetic Alarm Buzzer 3V 2-Pin Black in Egypt?
Mini Electromagnetic Alarm Buzzer 3V 2-Pin Black currently costs 10 EGP in Egypt.
Where can I buy Mini Electromagnetic Alarm Buzzer 3V 2-Pin Black in Egypt?
Mini Electromagnetic Alarm Buzzer 3V 2-Pin Black is available from ElectroHub. Compare the offers above to find the best price.
Can I connect it directly to an ESP32 GPIO pin?
It is not recommended. Its current can reach 25 mA, which is high for a direct GPIO connection. Use an NPN transistor driven by the GPIO pin, with the buzzer supplied from a 3 V source.
What power source suits this buzzer?
Use a 3 V DC source that matches its rating, such as a lithium coin cell holder or a regulated 3 V supply. Check that the source can deliver up to 25 mA.
