This SFM-20B Buzzer Delivers Powerful Sound
Experience the power of sound with the SFM-20B high decibel active piezo buzzer. Perfect for various applications, this buzzer operates on a versatile DC voltage range of 3-24V, making it ideal for projects from DIY electronics to complex circuits. Each buzzer measures 23mm in diameter and 11mm in height, featuring a sleek black body with a ridged top design that not only enhances aesthetics but also maximizes acoustic efficiency. With a robust sound pressure level of 87dB and a resonant frequency of 3300±500Hz, you can rely on this buzzer to deliver clear, loud alerts every time.
Key features of the SFM-20B buzzer
- Rated Voltage: Operates efficiently at 12V, perfect for most applications.
- Voltage Range: Versatile operational range from 3V to 24V ensures compatibility.
- Current Consumption: Low power draw at just 12mA for energy efficiency.
- Sound Pressure Level: Delivers an audible 87dB, ideal for alerts and notifications.
- Temperature Range: Functional within -20 to +60 °C, suitable for diverse environments.
- Compact Design: Dimensions of 23mm x 11mm with a hole distance of 30mm for easy installation.
Get your SFM-20B buzzers and elevate your projects!
Add the SFM-20B piezo buzzers to your toolkit and elevate your projects with reliable sound alerts. Imagine the satisfaction of hearing your devices respond effortlessly with each alert, guiding your creations and ensuring functionality. Order now to experience the quality and performance that these buzzers offer, and bring your projects to life with powerful sound!

















