3 V to 24 V Electronic Buzzer

The 3 V to 24 V Electronic Buzzer is a compact, high-decibel acoustic transducer that produces a loud and reliable tone across a wide operating voltage range. Designed for embedded electronics, security systems, and DIY projects, this buzzer is perfect for applications requiring audible alerts without complex circuitry.
It integrates seamlessly with Arduino boards, Raspberry Pi, and other microcontrollers for alarm signals, timers, and IoT notifications.

🔧 Technical Specifications

• Operating Voltage Range: 3 V – 24 V DC

• Sound Pressure Level: ~85 dB @ 12 V / 10 cm

• Frequency: 2.7 – 4.0 kHz continuous tone

• Current Consumption: 5 – 35 mA (typical)

• Type: Active piezoelectric buzzer (built-in oscillator)

• Connection: Two-pin (+V and GND) simple wiring

• Housing Material: Durable ABS plastic

• Operating Temperature: –20 °C to +70 °C

• Dimensions: Approx. 12 mm × 9 mm (may vary by model)

⚙️ Key Advantages & Trending Features

• Wide voltage compatibility—runs directly from battery packs or regulated supplies.

• Plug-and-play design with built-in oscillator—no extra driver circuit required.

• Low current draw for battery-powered IoT projects.

• Cross-platform use with Arduino, ESP32, NodeMCU, and Raspberry Pi.

• Perfect for home automation alarms, robotics feedback, and industrial indicators.

🛠️ Applications & Use Cases

• Security alarms and door sensors.

• Timer alerts and kitchen devices.

• Robotics projects for error or status beeps.

• IoT devices needing audible notifications.

• Industrial equipment warnings or status signals.

⚡ Safety & Precautions

• Observe correct polarity (+V, GND) to avoid damage.

• Use a stable Power Supply for consistent sound output.

• Avoid prolonged exposure to the buzzer’s loud sound near ears.

🔗 Helpful Internal Links

• More Electronics Components for sensors and circuits.

• Arduino and Accessories for easy integration.

• Tools for installation: Tools and Accessories.

• Interface chips and logic drivers: ICs.

🎥 Video Tutorial

[YouTube tutorial link here]

📝 Product Summary

The 3 V–24 V Electronic Buzzer is a compact, high-decibel sounder with built-in oscillator for simple, reliable audio alerts. Compatible with Arduino, Raspberry Pi, and other microcontrollers, it’s perfect for security alarms, timers, robotics feedback, and industrial warning systems.