External Driven Passive Mini Piezo Smoke Alarm Buzzer

The External Driven Passive Mini Piezo Smoke Alarm Buzzer is a versatile and efficient sound-producing component designed for smoke alarms and similar applications. With a compact 40mm diameter, this 3-pin buzzer is lightweight yet robust, making it an ideal choice for space-constrained designs.

Operating on a 9V power supply, this piezo ceramic buzzer delivers a loud, clear sound output, ensuring reliable audio alerts in critical situations. As a passive component, it requires an external driving circuit for operation, giving developers the flexibility to customize sound patterns and frequencies according to their application needs.

Crafted from high-quality materials, the buzzer ensures durability and consistent performance over time. Its ease of integration makes it suitable for a wide range of projects, including smoke detectors, security systems, and DIY electronics. This buzzer combines compact design, reliability, and high sound output, making it a trusted choice for safety and alert systems.