{"product_id":"6-15v-piezo-electronic-buzzer-alarm-95db-continuous-tone","title":"6–15V Piezo Buzzer Alarm – 95dB Continuous Tone | 22mm","description":"\u003ch2\u003e6–15V Piezoelectric Buzzer Alarm with Mounting Holes\u003c\/h2\u003e\n\u003cp\u003eThis compact \u003cstrong\u003epiezoelectric buzzer alarm\u003c\/strong\u003e delivers a loud, continuous 95dB tone — making it an ideal audible indicator for DIY electronics projects, security systems, industrial control panels, Arduino builds, and more. Operating across a wide voltage range of \u003cstrong\u003e6V to 15V DC\u003c\/strong\u003e with a built-in drive circuit, it's ready to connect straight to your project without additional driver components.\u003c\/p\u003e\n\n\u003cp\u003eWith a slim 22mm diameter and two mounting holes spaced 30mm apart, this buzzer installs cleanly onto panels or enclosures. The 90mm lead wires give you enough length to route neatly inside your build. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuzzer Type:\u003c\/strong\u003e Piezoelectric (continuous sound)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSound Pressure Level:\u003c\/strong\u003e 95 dB\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated Voltage:\u003c\/strong\u003e 12V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage Range:\u003c\/strong\u003e 6V – 15V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax Current Rating:\u003c\/strong\u003e 10mA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrequency:\u003c\/strong\u003e 3,900 ± 500 Hz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrive Method:\u003c\/strong\u003e Built-in drive circuit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlarm Diameter:\u003c\/strong\u003e 22mm \/ 0.86\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlarm Height:\u003c\/strong\u003e 10mm \/ 0.39\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting Hole Spacing:\u003c\/strong\u003e 30mm \/ 1.18\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWire Length:\u003c\/strong\u003e 90mm \/ 3.54\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWater Resistance:\u003c\/strong\u003e Water resistant\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × 95dB Piezoelectric Buzzer Alarm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGreat for Use In\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino \u0026amp; Raspberry Pi projects\u003c\/li\u003e\n  \u003cli\u003eDIY security \u0026amp; alarm systems\u003c\/li\u003e\n  \u003cli\u003eIndustrial control panels\u003c\/li\u003e\n  \u003cli\u003eAutomation \u0026amp; robotics builds\u003c\/li\u003e\n  \u003cli\u003eHome electronics prototyping\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eBrowse more tools and project essentials in our store:\u003cbr\u003e\n\u003ca href=\"\/products\/1-2-inch-8-piece-hex-short-socket-set-vanadium-steel\"\u003e1\/2\" Drive 8-Piece Hex Short Socket Set – Vanadium Steel\u003c\/a\u003e\u003cbr\u003e\n\u003ca href=\"\/products\/hex-nut-bolt-extractor-tool-kit-10-piece\"\u003e10-Pc Hex Nut \u0026amp; Bolt Extractor Kit 9–19mm | HIP Tools\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Does this piezo buzzer require an external driver circuit?\u003c\/h4\u003e\n\u003cp\u003eA: No — this piezoelectric buzzer alarm has a \u003cstrong\u003ebuilt-in drive circuit\u003c\/strong\u003e, so you can connect it directly to any DC power source between 6V and 15V and it will produce a continuous tone immediately. No additional components are needed.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What voltage should I use to power this buzzer alarm?\u003c\/h4\u003e\n\u003cp\u003eA: The buzzer operates across a wide range of \u003cstrong\u003e6V to 15V DC\u003c\/strong\u003e, with a rated voltage of 12V DC. It draws a maximum of 10mA, making it highly energy-efficient and compatible with most microcontroller and embedded system power supplies.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How loud is this piezo buzzer and what frequency does it emit?\u003c\/h4\u003e\n\u003cp\u003eA: This buzzer produces a \u003cstrong\u003e95dB continuous tone\u003c\/strong\u003e at a frequency of approximately 3,900 Hz (±500 Hz) — loud enough to serve as a clear audible indicator in noisy workshop or industrial environments.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Does this piezo buzzer require an external driver circuit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — this piezoelectric buzzer alarm has a built-in drive circuit, so you can connect it directly to any DC power source between 6V and 15V and it will produce a continuous tone immediately. No additional components are needed.\"}}, {\"@type\": \"Question\", \"name\": \"What voltage should I use to power this buzzer alarm?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The buzzer operates across a wide range of 6V to 15V DC, with a rated voltage of 12V DC. 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