Pack of 10 active electronic buzzers, model FSD2316, designed for reliable 12V audible alerts. Each unit produces a continuous tone at approximately 80 dB and requires only a DC 12V supply to operate. Key benefits Simple integration: Active design includes an internal oscillator so the buzzer sounds directly when given DC 12V power, eliminating the need for additional driving circuitry. Clear, noticeable alerts: 80 dB output provides an audible signal that can be heard in noisy environments, helping to reduce missed alarms. Ready for multiple installations: Supplied as a 10 piece set for rapid replacement or deployment across several devices or locations. Versatile compatibility: Works with common 12V systems, relay outputs, and control panels for industrial, commercial, or hobby electronics applications. Features and specifications Model: FSD2316 Operating voltage: DC 12V Sound output: Continuous tone Loudness: Approximately 80 dB Pack quantity: 10 pieces Active buzzer: internal drive circuit included How it solves common problems Eliminates need for external driver circuits when adding an audible alert to an existing 12V system. Replaces worn or failed buzzers quickly using the same supply voltage and simple twowire connections. Provides consistent, repeatable sound level to improve operator awareness and reduce missed signals. Installation and compatibility notes Designed for DC 12V systems. Can be powered directly from a 12V supply or switched via relay outputs. Typical installation uses simple twowire connections; observe correct polarity to ensure operation. Suitable for panel or enclosure mounting where a continuous audible alert is required. Practical use scenarios 1) Industrial control panel upgrade: aging panel buzzers to restore reliable audible fault and status alerts across factory equipment. 2) Security and access control: Add audible notification to alarm panels, door release systems, or control boxes that run on a 12V supply. 3) DIY and prototyping: Integrate into hobby projects that use 12V power or use a relay or transistor stage to interface with microcontroller projects. What to expect A straightforward, plugandplay audible device that activates with 12V power and provides a continuous 80 dB tone. Supplied in a quantity suitable for multiple installations or spare parts stocking. This product is intended for use as an audible alert device in compatible 12V electrical systems and electronic projects.