{"product_id":"active-piezo-electronic-buzzer-alarm-12v-3v-24v-85db-2-pack","title":"12V Active Piezo Electronic Buzzer Alarm 3V–24V 85dB (2-Pack)","description":"\n\u003ch2\u003e12V Active Piezo Electronic Buzzer Alarm – Continuous Tone, Wide Voltage Range\u003c\/h2\u003e\n\u003cp\u003eKeep your DIY electronics, car modifications, and alarm systems sounding loud and clear with this compact \u003cstrong\u003eActive Piezo Electronic Buzzer\u003c\/strong\u003e. Rated at a powerful \u003cstrong\u003e85dB\u003c\/strong\u003e and compatible with a broad DC 3V–24V power range, this mini buzzer is the go-to choice for hobbyists, makers, and automotive enthusiasts alike.\u003c\/p\u003e\n\n\u003cp\u003ePackaged as a \u003cstrong\u003e2-piece set\u003c\/strong\u003e, each buzzer features simple 2-wire pigtail connections for fast, hassle-free installation — no soldering expertise required. Whether you're building a security alert system, an Arduino project, or upgrading your vehicle's warning circuit, these buzzers deliver a reliable continuous alarm tone every time.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking Voltage:\u003c\/strong\u003e DC 3V – 24V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated Voltage:\u003c\/strong\u003e DC 12V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated Current:\u003c\/strong\u003e 30mA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSound Output:\u003c\/strong\u003e 85dB\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResponse Frequency:\u003c\/strong\u003e 3000 ± 500 Hz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModule Size:\u003c\/strong\u003e 30mm × 15mm (Diameter × Thickness)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e 2-wire pigtail leads\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage:\u003c\/strong\u003e 2 × Black Active Piezo Electronic Buzzers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose This Electronic Buzzer?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eWide Voltage Compatibility\u003c\/strong\u003e – Works on DC 3V to 24V systems, making it incredibly versatile for 5V Arduino boards, 12V car circuits, and more.\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eLoud \u0026amp; Clear 85dB Output\u003c\/strong\u003e – Ensures your alarm is heard even in noisy environments.\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eCompact \u0026amp; Lightweight\u003c\/strong\u003e – Small 30×15mm footprint fits into tight spaces with ease.\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eEasy to Wire\u003c\/strong\u003e – Pre-attached 2-wire pigtails mean quick plug-and-play connectivity.\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eContinuous Tone\u003c\/strong\u003e – Provides a steady, uninterrupted alarm signal for dependable alerting.\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003e2-Pack Value\u003c\/strong\u003e – Get two buzzers for added convenience or as a spare.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCar and vehicle modification alarms\u003c\/li\u003e\n  \u003cli\u003eArduino, Raspberry Pi \u0026amp; DIY electronics projects\u003c\/li\u003e\n  \u003cli\u003eSecurity and intrusion alert systems\u003c\/li\u003e\n  \u003cli\u003eIndustrial and home automation warning circuits\u003c\/li\u003e\n  \u003cli\u003eRobot and RC vehicle audio alerts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"\/products\/1-2ch-16a-tuya-wifi-smart-switch-intelligent-interruptor-smart-life-app-control-breaker-relay-works-with-alexa-google-assistant\"\u003e1\/2 Channel Tuya WiFi Smart Relay Switch | 16A, Alexa \u0026amp; Google Home\u003c\/a\u003e\u003cbr\u003e\n  \u003ca href=\"\/products\/1-2ch-tuya-wifi-smart-switch-100-240v-16a-relay-breaker-works-with-smart-life-app-alexa-google-assistant-smart-automation-module\"\u003e1\/2 Channel Tuya WiFi Smart Relay Switch – Smart Automation Module\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003ch3\u003eSafety \u0026amp; Standards Reference\u003c\/h3\u003e\n\u003cp\u003eFor guidance on safe use of electronic components and electrical safety standards, visit the U.S. Consumer Product Safety Commission (CPSC).\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What voltage does this electronic buzzer alarm operate on?\u003c\/h4\u003e\n\u003cp\u003eA: This active piezo electronic buzzer supports a wide DC operating voltage range of 3V to 24V, with a rated voltage of 12V. This makes it compatible with a variety of power sources including Arduino (5V), standard 12V automotive systems, and other DC power supplies up to 24V.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this an active or passive buzzer, and what is the difference?\u003c\/h4\u003e\n\u003cp\u003eA: This is an \u003cstrong\u003eactive buzzer\u003c\/strong\u003e, which means it contains its own internal oscillator and will produce a continuous tone simply by applying a DC voltage — no external signal or microcontroller code needed to generate the sound. A passive buzzer, by contrast, requires an AC or PWM signal to produce sound.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I connect the electronic buzzer?\u003c\/h4\u003e\n\u003cp\u003eA: The buzzer comes with 2-wire pigtail leads — simply connect the positive (red) wire to your positive DC voltage source (3V–24V) and the negative (black) wire to ground. No special tools or soldering are required for basic connections.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How loud is the buzzer alarm?\u003c\/h4\u003e\n\u003cp\u003eA: The buzzer produces a continuous alarm tone at \u003cstrong\u003e85dB\u003c\/strong\u003e at its rated voltage. This is comparable to a busy city street or a vacuum cleaner, making it clearly audible in most indoor and automotive environments.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What voltage does this electronic buzzer alarm operate on?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This active piezo electronic buzzer supports a wide DC operating voltage range of 3V to 24V, with a rated voltage of 12V. This makes it compatible with a variety of power sources including Arduino (5V), standard 12V automotive systems, and other DC power supplies up to 24V.\"}}, {\"@type\": \"Question\", \"name\": \"Is this an active or passive buzzer, and what is the difference?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This is an active buzzer, which means it contains its own internal oscillator and will produce a continuous tone simply by applying a DC voltage — no external signal or microcontroller code needed to generate the sound. A passive buzzer, by contrast, requires an AC or PWM signal to produce sound.\"}}, {\"@type\": \"Question\", \"name\": \"How do I connect the electronic buzzer?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The buzzer comes with 2-wire pigtail leads — simply connect the positive (red) wire to your positive DC voltage source (3V–24V) and the negative (black) wire to ground. No special tools or soldering are required for basic connections.\"}}, {\"@type\": \"Question\", \"name\": \"How loud is the buzzer alarm?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The buzzer produces a continuous alarm tone at 85dB at its rated voltage. This is comparable to a busy city street or a vacuum cleaner, making it clearly audible in most indoor and automotive environments.\"}}]}\u003c\/script\u003e","brand":"Peaceful Pleasures Health and Wellness","offers":[{"title":"black","offer_id":53625173901625,"sku":"1005012015564701-black","price":13.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0933\/3689\/5801\/files\/Sfa53bb45b678406cbc319f2d2a62a035F.webp?v=1782231731","url":"https:\/\/peacefulpleasureswellness.com\/products\/active-piezo-electronic-buzzer-alarm-12v-3v-24v-85db-2-pack","provider":"Peaceful Pleasures Health and Wellness","version":"1.0","type":"link"}