Web2 days ago · First Alert BRK SC9120B 120V AC/DC Carbon Monoxide Smoke Alarm, White - 6 Pack. $195.26. Free shipping. BRK SC9120B 120V AC/DC Carbon Monoxide Smoke Alarm, White - date:2024. $160.00. Free shipping. First Alert BRK SC-9120B Hardwired Smoke and Carbon Monoxide CO Detector with... $133.89. Free shipping. Picture … The First Alert SC9120B Hardwired Combination Smoke and Carbon Monoxide Alarm is a hardwire alarm with battery backup. The hardwired detector includes a 9-volt battery backup for continued function in the event of a power outage. This combination fire and CO detector features a test/silence button … See more The First Alert Combination Smoke and Carbon Monoxide Alarm detects two threats, smoke and carbon monoxide. This 2-in-1 hardwired alarm has lights on the face of the alarm to … See more This hardwired combination smoke and carbon monoxide detector can be connected to other compatible BRK or First Alert … See more The First Alert Combination Smoke and Carbon Monoxide Alarm integrates with existing wiring and features the easy adapter plug, which makes installing the detector quick and … See more
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