Mini Buzzers With Leads 12V 400 Hz Morse Code Beepers Pack Of 10 Mechanical Electronic Components For DIY Projects ABS Case 75 DB Sound 34 X 17 X 15MM

12V 400 Hz Mini Buzzers with Leads - 10 Pack, 75 dB
✔️ 12V DC mechanical buzzer, 75 dB, 400 kHz, ABS black, 10 pcs

These compact buzzers are 12V DC active sounders used in DIY projects, teaching labs, and hobby electronics. They mount easily to boards with a 3 mm hole and 9 cm wire, ideal for demonstrating simple in-parallel and in-series circuits.

✅ Sound Pressure Level: 75 dB
✅ Frequency: 400 kHz
✅ Rated Voltage: DC 12V
✅ Overall Size: 34 x 17 x 15 mm
✅ Mounting Hole Diameter: 3 mm
✅ Wire Length: 9 cm
✅ Drive: mechanical
✅ Material: ABS
✅ Colore: nero
✅ Operating Temperature: -20°C to +60°C
✅ Package Content: 10 x Active Electronic Buzzer Alarm Sounder

💡 What is a handy way to integrate a 12V mechanical buzzer into a simple electronics project?

It gives a clear audible cue and is easy to wire for hands-on learning.

- 12V supply with a switch or transistor driver for control
- Demonstrates basic series/parallel wiring using the buzzer as a load
- Useful for Morse code practice and alert signaling in DIY kits
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