Sonitron 91 dB Through Hole Continuous Internal 9.5 mm Buzzer 21 mm 1.5 V dc Min 15V dc Max SMA-21LC-P10

Sonitron SMA-21LC-P10 is a high-performance piezo buzzer designed for continuous tone applications with internal drive circuitry, ensuring efficient operation under DC supply ranging from 1.5 V to 15 V. The buzzer offers a loud sound level of 91 dB, making it suitable for use in various electronic devices and systems requiring audible alerts or signals.

Its square casing and through-hole mount design allow for secure PCB installation, with compact dimensions of 21 mm length, 21 mm depth, and 9.5 mm height. This size makes it ideal for space-constrained applications, including instrumentation, alarms, and industrial control equipment.

The SMA-21LC-P10 operates effectively within a wide temperature range of -20°C to 70°C, supporting reliable functionality in demanding environmental conditions. Its tone frequency spans from 3785 Hz up to 3.815 kHz, allowing crisp and distinguishable sound signals suitable for various alerting needs.

With a low supply current of 1.1 mA, it contributes to energy-efficient designs in battery-powered or low-power electronic systems. The component complies with RoHS directives, confirming its adherence to environmental safety standards and restriction of hazardous substances.

This buzzer’s internal drive system simplifies integration by eliminating the need for external oscillators or drive circuitry. Its high sound output ensures audibility in noisy industrial or commercial environments. The product’s build quality and origin from Belgium reflect stringent manufacturing standards and durability.

It is apt for use in industrial control panels, alarm systems, instrumentation, and electronic appliances requiring audible alerts. Sonitron SMA-21LC-P10 is an excellent choice for engineers and designers seeking reliable, compact, and efficient buzzer solutions for continuous internal tone signaling.

Explore more in EnvMart's Electronics Components section to find a wide range of Piezo Buzzers and related electronic parts for industrial and commercial applications.