{"product_id":"first-alert-9120b-smi100-ac-smoke-detector-3-pack-hardwired-alarm-with-battery-backup","title":"First Alert 9120B \/ SMI100-AC Smoke Detector — 3-Pack, Hardwired Alarm with Battery Backup","description":"\u003cdiv\u003e\n  \u003ch2\u003eSmart, reliable protection for every level\u003c\/h2\u003e\n  \u003cp\u003eThe First Alert 9120B 3-pack blends hardwired operation with a dependable battery backup, giving you coverage across multiple rooms and levels. Designed for straightforward installation and low maintenance, these alarms aim to reduce nuisance alerts while keeping warning times clear and consistent.\u003c\/p\u003e\n  \u003cp\u003eWith an ionization sensor tuned for fast flaming fires, these alarms respond quickly to evolving conditions. The 120-volt interconnectable design supports up to 18 compatible devices, so one triggered unit can alert all connected units in the series, creating a unified warning network for the home.\u003c\/p\u003e\n  \u003ch3\u003eCore benefits and practical use\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eHardwired with a 9-volt battery backup ensures ongoing monitoring during power outages\u003c\/li\u003e\n    \u003cli\u003eIonization sensing helps detect fast flaming fires and alerts you with a clear alarm\u003c\/li\u003e\n    \u003cli\u003eInterconnection supports up to 12 alarms and six accessory devices like bells and horns\u003c\/li\u003e\n    \u003cli\u003eSingle test and silence button with a side-load battery compartment simplifies routine checks\u003c\/li\u003e\n    \u003cli\u003eTamper-resistant mounting bracket and gasketless base enable secure installation and precise alignment\u003c\/li\u003e\n    \u003cli\u003eDust cover protects the unit during construction and keeps the sensor unobstructed\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eIn real-life scenarios, place a unit on each level and in bedrooms to create a consistent alert network. The design supports quick mounting and straightforward maintenance, which can be helpful for busy households and rental properties with multiple living areas.\u003c\/p\u003e\n  \u003ch3\u003eDurability, standards, and ongoing value\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eUL tested with a 10-year limited warranty for long-term reliability\u003c\/li\u003e\n    \u003cli\u003eEasy installation with universal mounting brackets and a secure mounting system\u003c\/li\u003e\n    \u003cli\u003eMaintenance-friendly features may help minimize nuisance alarms and keep alerts ready\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eWhile no alarm guarantees protection, this BRK First Alert configuration offers practical, scalable coverage that can help you respond promptly to potential fires and maintain a safer living environment without overreacting to every alert.\u003c\/p\u003e\n  \u003cp\u003eFor best results, install one on every level, in key living areas, and in bedrooms, following local building codes and the included mounting guidance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is included in the 3-pack?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Three hardwired smoke detectors with battery backups and mounting hardware.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How does interconnection work?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Up to 12 compatible alarms can interconnect, so one trigger activates all units in the system.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"First Alert","offers":[{"title":"Default Title","offer_id":53086834032751,"sku":"B07B4CG1PG","price":76.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/first-alert-9120b-smoke-detector-3pack.jpg?v=1778643240","url":"https:\/\/taskholt.com\/products\/first-alert-9120b-smi100-ac-smoke-detector-3-pack-hardwired-alarm-with-battery-backup","provider":"TaskHolt","version":"1.0","type":"link"}