Big Size 5V-12V Buzzer 30mm – Loud Wired Buzzer for DIY Projects:

Buy 30mm Big Size 5V–12V Wired Buzzer from Robo Pixel. Loud, durable and easy-to-use alarm module for Arduino, Raspberry Pi, security systems, DIY electronics and automation projects.Easy two-wire connection makes it plug-and-play for any electronic project.

Key Features

• Operating Voltage: 5V – 12V DC (wide compatibility).

• Loud & Clear Output: Produces a strong beeping sound, audible even in noisy environments.

• Compact 30mm Size: Big enough for loudness, small enough to fit in projects.

• Wired Connector: Easy integration with breadboards, PCBs, and microcontrollers.

• Durable & Long Life: Designed for continuous use in DIY and industrial setups.

• Polarity Protected: Simple two-wire connection (Red = V+, Black = GND).

Applications

• Arduino / Raspberry Pi DIY projects

• Robotics sound indicators

• Security alarms and intruder alert systems

• Doorbells and calling systems

• Home automation (alert/notification modules)

• Industrial equipment alarm indicators

• Timer, countdown and reminder circuits