{"product_id":"first-alert-brk-co5120bn-hardwired-carbon-monoxide-alarm-with-battery-backup-120v-interconnect","title":"First Alert BRK CO5120BN Hardwired Carbon Monoxide Alarm with Battery Backup – 120V Interconnect","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eKeep a watchful eye over your home with the First Alert CO5120BN hardwired carbon monoxide detector. Designed for bedrooms, hallways, and basements, this 120‑volt alarm includes a battery backup to maintain protection when power fluctuates. Its electrochemical sensor, combined with a microprocessor, helps deliver reliable CO detection while reducing nuisance alerts. The unit is UL listed for residential use, reflecting careful engineering and safety standards.\u003c\/p\u003e\n\u003ch3\u003eWhy it matters\u003c\/h3\u003e\n\u003cp\u003eCarbon monoxide is invisible and odorless, so an audible alert may be the only timely signal of a CO build‑up. When the sensor detects elevated CO levels, an 85 dB horn sounds, giving you a clear warning to respond. A built‑in test\/silence button makes it easy to verify the unit’s functionality and mute non‑threat alarms, while a battery drawer lock and mounting bracket lock provide tamper resistance for ongoing protection.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePlug‑in 120‑V power with a quick connection for fast installation\u003c\/li\u003e\n  \u003cli\u003eInterconnectable with up to 12 compatible alarms and up to six other devices\u003c\/li\u003e\n  \u003cli\u003eElectrochemical sensor for accurate CO detection and fewer nuisance alarms\u003c\/li\u003e\n  \u003cli\u003e9‑volt battery backup to maintain monitoring during power outages\u003c\/li\u003e\n  \u003cli\u003eLatching alarm indicator identifies the initiating unit in a multi‑alarm setup\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePractical Use Scenarios\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eIn bedrooms and hallways, where early CO warnings can be most effective\u003c\/li\u003e\n  \u003cli\u003eAcross larger homes or multi‑level layouts where interconnected alarms offer broader coverage\u003c\/li\u003e\n  \u003cli\u003eDuring power interruptions, ensuring continuous monitoring and audible alerts\u003c\/li\u003e\n  \u003cli\u003eIn spaces with fuel appliances or potential venting concerns, providing an added safety layer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOne CO5120BN alarm\u003c\/li\u003e\n  \u003cli\u003eOne 9‑volt backup battery\u003c\/li\u003e\n  \u003cli\u003eUser’s manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDesigned with ease of use in mind, the CO5120BN emphasizes straightforward setup, dependable performance, and clear, actionable alerts. While it does not guarantee prevention of CO exposure, it offers a practical layer of early warning in homes and small facilities. Pair it with other First Alert or BRK alarms to create a cohesive safety network across living spaces.\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 the CO5120BN interconnect with other alarms?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it interconnects with up to 12 other alarms and up to six devices for coordinated alerts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is there a battery backup for power outages?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, a 9-volt battery backup keeps detection active when AC power is unavailable.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"First Alert","offers":[{"title":"Default Title","offer_id":47356728410306,"sku":"B000H2673K","price":114.09,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0740\/3516\/7426\/files\/first-alert-co5120bn-plug-in-power-connector.jpg?v=1775426892","url":"https:\/\/perlastore.ca\/products\/first-alert-brk-co5120bn-hardwired-carbon-monoxide-alarm-with-battery-backup-120v-interconnect","provider":"Perla Store | The Ultimate A to Z Marketplace for Every Need in Canada","version":"1.0","type":"link"}