{"product_id":"first-alert-hardwired-smoke-alarm-smi100-ac-precision-detection-battery-backup-quick-connect-retrofit","title":"First Alert hardwired smoke alarm SMI100-AC — Precision Detection, battery backup, quick-connect retrofit","description":"\u003cstrong\u003eThe First Alert Hardwire Smoke Alarm SMI100-AC is a ceiling-mounted, hardwired smoke detector with battery backup and interconnected alerting designed to provide early warning while minimizing cooking nuisance alarms.\u003c\/strong\u003e\n\n\u003cp\u003eBuilt to meet updated industry standards, the First Alert SMI100-AC combines Precision Detection sensing technology with a quick-connect installation to replace existing hardwired units without rewiring. It offers interconnect capability so multiple compatible alarms trigger together, plus a battery backup to keep protection active during power outages. The unit also includes a visual alarm indicator to identify which detector initiated the alert.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this alarm reduce false alerts from cooking?\u003c\/h3\u003e\n\u003cp\u003eThis model uses First Alert’s Precision Detection advanced sensing algorithm to distinguish between harmless cooking smoke and the particles that indicate a real fire risk. That reduces nuisance alarms while preserving sensitivity to dangerous conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrecision Detection sensing tuned for common household aerosols\u003c\/li\u003e\n  \u003cli\u003eFewer unnecessary silences or removals near kitchens\u003c\/li\u003e\n  \u003cli\u003eMaintains prompt response to larger, dangerous smoke signatures\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat does interconnect capability mean for home safety?\u003c\/h3\u003e\n\u003cp\u003eInterconnect lets this alarm communicate with other compatible First Alert devices so that when one unit senses danger, all interconnected units sound simultaneously. This provides clearer, earlier notification across the whole house—especially helpful in larger homes or multi-level layouts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWired interconnect supports whole-home alerting\u003c\/li\u003e\n  \u003cli\u003eCompatible with other First Alert interconnected models\u003c\/li\u003e\n  \u003cli\u003eSpeeds occupant awareness in distant rooms or upper\/lower floors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs it easy to install and what about power reliability?\u003c\/h3\u003e\n\u003cp\u003eThe SMI100-AC includes a Quick Connect plug designed to make replacement straightforward without running new wiring, reducing installation time. It’s a hardwired unit for continuous mains power and includes a replaceable battery backup to keep the alarm working during outages.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eQuick Connect plug for fast retrofit installation\u003c\/li\u003e\n  \u003cli\u003eMains-powered for constant operation with battery backup\u003c\/li\u003e\n  \u003cli\u003eVisual indicator shows which unit triggered the alarm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow will I know which detector triggered the alert?\u003c\/h3\u003e\n\u003cp\u003eThe alarm features a dedicated visual indicator that points to the specific unit that initiated the alarm event. This helps occupants and first responders locate the source quickly and reduces confusion during an emergency response.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eClear visual alarm indicator on the unit housing\u003c\/li\u003e\n  \u003cli\u003eSimplifies locating the alarm source in multi-unit systems\u003c\/li\u003e\n  \u003cli\u003eUseful for maintenance and troubleshooting after an event\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The First Alert SMI100-AC is aimed at homeowners and renters who need a reliable, code-compliant hardwired smoke detector that’s easy to retrofit, reduces kitchen false alarms, and works as part of a whole-home interconnected system. It’s especially appropriate for multi-level houses, property managers updating older systems, and anyone who wants continuous mains power with battery backup for peace of mind. Pairing multiple compatible First Alert units creates a coordinated detection network that improves notification across living spaces without complicated rewiring.\u003c\/p\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: Can I replace my existing hardwired alarm with the SMI100-AC without rewiring?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The SMI100-AC includes a Quick Connect plug that makes replacement straightforward with no need to rewire.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will the battery backup keep the alarm working during power outages?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The unit is hardwired for mains power and includes a battery backup to maintain protection during outages.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"First Alert","offers":[{"title":"Default Title","offer_id":52908603572536,"sku":"B0CJMN3443","price":73.33,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/6799\/6984\/files\/first-alert-smi100-ac-front-view_1fb2c013-c8ef-4628-b50c-dc9d0cd58f12.jpg?v=1788554674","url":"https:\/\/kelorix.ca\/products\/first-alert-hardwired-smoke-alarm-smi100-ac-precision-detection-battery-backup-quick-connect-retrofit","provider":"Kelorix Canada | Shop Home, Electronics, Beauty, Toys \u0026 More","version":"1.0","type":"link"}