{"product_id":"sfm-20b-buzzer","title":"SFM 20B Buzzer","description":"\u003ch3\u003eSFM-20B DC 3–24V Piezoelectric Alarm Buzzer (95 dB)\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSFM-20B piezoelectric alarm buzzer\u003c\/strong\u003e is a compact and efficient sounder designed for alarm and notification applications. Operating across a wide \u003cstrong\u003e3–24V DC\u003c\/strong\u003e voltage range, it offers flexibility for use in a variety of electronic projects, including \u003cstrong\u003eArduino-based builds and car alarm systems\u003c\/strong\u003e. With a \u003cstrong\u003e95 dB sound pressure level\u003c\/strong\u003e, it delivers a loud, clear alert that is easy to hear in different environments.\u003c\/p\u003e\n\u003cp\u003eDesigned for efficiency, this buzzer features \u003cstrong\u003elow energy consumption\u003c\/strong\u003e, making it suitable for battery-powered devices. Its \u003cstrong\u003ecompact 23 × 12 mm size\u003c\/strong\u003e allows easy integration into space-constrained designs. Installation is straightforward thanks to \u003cstrong\u003etwo mounting holes spaced 30 mm apart\u003c\/strong\u003e and \u003cstrong\u003e90 mm connection wires\u003c\/strong\u003e for added convenience.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWide operating voltage range: \u003cstrong\u003e3–24V DC\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLoud and clear \u003cstrong\u003e95 dB\u003c\/strong\u003e sound output\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLow power consumption\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompact and lightweight form factor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEasy installation with mounting holes and long wires\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for alarm and communication system applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSFM-20B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003ePiezoelectric Buzzer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e3–24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound Pressure Level\u003c\/td\u003e\n\u003ctd\u003e95 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Rating\u003c\/td\u003e\n\u003ctd\u003e12 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound Frequency\u003c\/td\u003e\n\u003ctd\u003e3300 ± 500 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e23 × 12 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWire Length\u003c\/td\u003e\n\u003ctd\u003e90 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Holes Distance\u003c\/td\u003e\n\u003ctd\u003e30 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1 × SFM-20B DC 3–24V Piezoelectric 95 dB Alarm Buzzer\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"38-3D","offers":[{"title":"Default Title","offer_id":51390295572776,"sku":"SFM20B","price":3.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0762\/7581\/0600\/files\/SFM-20B-Buzzer.jpg?v=1778401601","url":"https:\/\/pt.38-3d.co.uk\/products\/sfm-20b-buzzer","provider":"38-3D","version":"1.0","type":"link"}