5/10/15-Pack Passive Piezoelectric Buzzer 12V

5/10/15-Pack Passive Piezoelectric Buzzer 12V | Arduino DIY

$15.83 $18.87

Passive Piezoelectric Buzzers with Wire – 5, 10 or 15-Pack

These high-decibel passive piezoelectric buzzers are a versatile addition to any electronics toolkit. Whether you're building an Arduino project, designing a car alarm circuit, or prototyping a DIY electronic device, these 3040 buzzers deliver reliable audio output across a wide operating voltage range. Pre-wired for quick and easy integration, they're ready to drop into your next build right out of the pack.

Key Specifications

Type: Passive Piezoelectric Buzzer (3040 Series)
Material: Metal housing
Rated Voltage: 12V DC
Operating Voltage Range: 1V – 30V
Rated Power: ≤ 30mA
Rated Current: 30A
Rated Impedance: 16Ω
Operating Frequency: 4000 ± 500 Hz
Comes with: Pre-attached wire leads for easy connection
Pack Options: Available in 5-piece, 10-piece, or 15-piece sets

Why Choose These Buzzers?

✔ Wide voltage compatibility – Works from 1V to 30V, suitable for a broad range of circuits
✔ High-decibel output – Clear, audible alert tone at 4000Hz operating frequency
✔ Pre-wired leads – Saves time during assembly; no soldering required for initial testing
✔ Passive design – Requires an external signal/oscillator, giving you full control over tone and frequency
✔ Durable metal housing – Sturdy build suitable for both prototyping and permanent installations
✔ Multi-pack value – Stock up with 5, 10, or 15 units to keep your projects moving

Common Applications

Arduino & microcontroller projects
Car alarm and vehicle alert systems
DIY electronic circuits and breadboard prototyping
Security and doorbell systems
Robotics and maker projects
Educational electronics kits

Made in Mainland China.

Frequently Asked Questions

Q: What is the difference between a passive buzzer and an active buzzer?

A: A passive buzzer requires an external oscillating signal (such as a PWM signal from an Arduino) to produce sound, whereas an active buzzer has an internal oscillator and only needs a DC voltage. Passive buzzers like these give you greater control over the tone and frequency output, making them ideal for custom sound applications in DIY and Arduino projects.

Q: Are these buzzers compatible with Arduino boards?

A: Yes. These passive piezoelectric buzzers operate from as low as 1V, making them fully compatible with Arduino, Raspberry Pi, and most 3.3V–5V microcontroller boards. Simply connect the wire leads to a PWM-capable output pin and ground, then drive them with a tone signal.

Q: Do the buzzers come with wire leads attached?

A: Yes, each buzzer in the pack comes with pre-attached wire leads, making them easy to connect to a breadboard, PCB, or terminal block without additional soldering for testing purposes.