Check the listing for details. Philmore B818 DC Piezo Sounder with Circuitry. Condition: New. Listed at 11.49 USD. Philmore B818 DC Piezo Sounder with Circuitry Manufacturer:Philmore Part Number:B818 DC Piezo Sounder with Circuitry: This versatile device integrates a high-performance piezo element with built-in circuitry for seamless operation. Emitting clear tones with minimal power consumption, it excels in alarm systems, electronic projects, and industrial applications. Compact and easy to install, it's engineered for reliability and clarity in sound output, ensuring effective auditory alerts. Lead wire : UL listed material Output minimum : 95dB, 105dB at 20 volts Continuous tone, voltage : 3.0 to 20V DC Mounting ears on centers of 50mm, case diameter: 42mmO.D. ABS case meets UL94HB About the Manufacturer Philmore/Datak imports, manufactures and markets thousands of electronic accessory items for use with consumer items, in categories such as Audio, Video, Television, Telephone and Personal Computers, as well as connectors and switches for use in manufacturing. As a full line electronics distribibutor, they also carry other products including speakers, microphones and led lamps. Their Datak line includes dry transfer products, wire markers and printed circuit making products. Bulk Pricing For customers who wish to order large quantities of this item and would like to receive bulk pricing, please contact us directly and we will provide the best price possible.