{"product_id":"first-alert-sc9120b-corded-smoke-co-alarm-with-adapter-plugs","title":"First Alert SC9120B Corded Smoke \u0026 CO Alarm with Adapter Plugs","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eMeet the First Alert SC9120B, a dual sensor hardwired alarm that combines reliable smoke detection with electrochemical carbon monoxide sensing. Designed for easy replacement in homes with existing wiring, it blends practical protection with user friendly operation. This unit aims to deliver clear alerts and straightforward daily use without feeling cumbersome in your routine.\u003c\/p\u003e\u003ch3\u003eEffortless installation and lasting protection\u003c\/h3\u003e\u003cp\u003eReplacement is simplified by adapter plugs and a quick connect wiring harness, so you can swap an older hardwired unit without rewiring. A built in 10 year battery backup keeps monitoring active during power outages, providing peace of mind when the power goes out and you need consistent coverage.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAdapter plugs enable a quick, rewiring free replacement\u003c\/li\u003e\n\u003cli\u003e10 year battery backup maintains monitoring during outages\u003c\/li\u003e\n\u003cli\u003eCombination smoke and CO sensing with intelligent detection helps manage nuisance alarms\u003c\/li\u003e\n\u003cli\u003eFace indicators show smoke or CO presence with a loud 85 dB siren for clear alerts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSmart features for everyday life\u003c\/h3\u003e\u003cp\u003eDaily use is simplified with a single test and silence button for quick checks and quieting alarms when appropriate. A latching alarm indicator reveals which detector triggered the alarm, even after conditions subside, and an end of life signal prompts timely replacement. The unit can be connected with compatible BRK or First Alert alarms in a single family residence, causing synchronized alerts across the home when needed.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOne button test and silence for easy maintenance\u003c\/li\u003e\n\u003cli\u003eLatching indicator identifies the initiating unit\u003c\/li\u003e\n\u003cli\u003eEnd of life signal signals when replacement is due\u003c\/li\u003e\n\u003cli\u003eUL tested and designed for seamless multi unit integration\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIn a typical home, placing one CO detector on each level and in sleeping areas helps create a coordinated safety network. The SC9120B is built to cooperate with other compatible alarms so you can rely on a unified alert system across bedrooms, living spaces, and kitchens. While performance depends on placement and maintenance, this model emphasizes practical, no hassle safety management that respects your daily life.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNote\u003c\/strong\u003e This device is designed to support early awareness and clear communication. For best results, follow placement guidelines and replace the unit as indicated by the end of life signal to maintain ongoing protection across your home.\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: What makes the First Alert SC9120B easy to replace?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Adapter plugs and a quick connect harness let you swap existing hardwired alarms without rewiring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does the backup power last on the SC9120B?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A 10 year battery backup provides continuous monitoring through power outages.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"First Alert","offers":[{"title":"Default Title","offer_id":47461592039598,"sku":"B07G95Z38H","price":203.15,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/6012\/9710\/files\/first-alert-sc9120b-adapter-plugs.jpg?v=1770251042","url":"https:\/\/handyskook.ca\/products\/first-alert-sc9120b-corded-smoke-co-alarm-with-adapter-plugs","provider":"HandySkook","version":"1.0","type":"link"}