{"product_id":"sfm-27-dc-3-24v-electronic-active-buzzer-alarm-sounder-continuous-beep","title":"SFM-27 DC 3–24V Electronic Active Buzzer Alarm Sounder (Continuous Beep)","description":"\u003cp data-start=\"219\" data-end=\"505\"\u003eThe \u003cstrong data-start=\"223\" data-end=\"258\"\u003eSFM-27 Electronic Active Buzzer\u003c\/strong\u003e is a compact and reliable sound alert device designed for a wide range of electronic applications. It produces a \u003cstrong data-start=\"372\" data-end=\"403\"\u003eloud, clear continuous beep\u003c\/strong\u003e when powered, making it ideal for alarms, indicators, security systems, and DIY electronics projects.\u003c\/p\u003e\n\u003cp data-start=\"507\" data-end=\"714\"\u003eWith a built-in oscillation circuit, this \u003cstrong data-start=\"549\" data-end=\"594\"\u003eactive buzzer requires no external driver\u003c\/strong\u003e, allowing for simple plug-and-play operation. Just apply DC voltage and it immediately generates a stable audible tone.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1ci3cph\" data-start=\"1082\" data-end=\"1112\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul data-start=\"1114\" data-end=\"1461\"\u003e\n\u003cli data-section-id=\"kaj1l9\" data-start=\"1114\" data-end=\"1131\"\u003eModel: SFM-27\u003c\/li\u003e\n\u003cli data-section-id=\"1jl4vms\" data-start=\"1132\" data-end=\"1166\"\u003eType: Active electronic buzzer\u003c\/li\u003e\n\u003cli data-section-id=\"1n3kok\" data-start=\"1167\" data-end=\"1198\"\u003eSound Type: Continuous tone\u003c\/li\u003e\n\u003cli data-section-id=\"dqrut6\" data-start=\"1199\" data-end=\"1230\"\u003eOperating Voltage: 3–24V DC\u003c\/li\u003e\n\u003cli data-section-id=\"6l4ock\" data-start=\"1231\" data-end=\"1256\"\u003eRated Voltage: 12V DC\u003c\/li\u003e\n\u003cli data-section-id=\"2tbwek\" data-start=\"1257\" data-end=\"1293\"\u003eSound Level: 90–95 dB (at 10 cm)\u003c\/li\u003e\n\u003cli data-section-id=\"1jr4mci\" data-start=\"1294\" data-end=\"1315\"\u003eFrequency: ~3 kHz\u003c\/li\u003e\n\u003cli data-section-id=\"ip4atg\" data-start=\"1316\" data-end=\"1350\"\u003eCurrent Consumption: ≤ 20–30mA\u003c\/li\u003e\n\u003cli data-section-id=\"1vyonug\" data-start=\"1351\" data-end=\"1384\"\u003eMaterial: ABS plastic housing\u003c\/li\u003e\n\u003cli data-section-id=\"x91xtg\" data-start=\"1385\" data-end=\"1426\"\u003eOperating Temperature: -20°C to +80°C\u003c\/li\u003e\n\u003cli data-section-id=\"17egi4x\" data-start=\"1427\" data-end=\"1461\"\u003eMounting: Panel\/PCB compatible\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42882037514311,"sku":null,"price":120.0,"currency_code":"KES","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/SFM_27_1.webp?v=1781623926","url":"https:\/\/www.ktechnics.com\/products\/sfm-27-dc-3-24v-electronic-active-buzzer-alarm-sounder-continuous-beep","provider":"K-TECHNICS","version":"1.0","type":"link"}