![First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector – E L E C T R I C * V O L T A GE First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector – E L E C T R I C * V O L T A GE](https://www.electricvoltage.com/cdn/shop/files/F414EF70-7E98-4E6F-A828-B49D413A4EBE_530x@2x.jpg?v=1684603607)
First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector – E L E C T R I C * V O L T A GE
![First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White - Amazon.com First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White - Amazon.com](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/719Ly4yYQEL._AC_UF350,350_QL80_.jpg)
First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White - Amazon.com
![First Alert BRK 3-Pack Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com First Alert BRK 3-Pack Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com](https://mobileimages.lowes.com/productimages/a267b7a6-22b7-4a3f-b9b3-1a78c35ff98f/11982907.jpg?size=pdhism)
First Alert BRK 3-Pack Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
![First Alert BRK Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com First Alert BRK Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com](https://mobileimages.lowes.com/productimages/ca8c0911-1b1d-4298-ad26-3a8714dffc24/04750377.png?size=pdhism)
First Alert BRK Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
![First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White - Amazon.com First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White - Amazon.com](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61RtWho31tL._AC_UF350,350_QL80_.jpg)
First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White - Amazon.com
![First Alert Direct Wire Combination Smoke And Carbon Monoxide Detector, 120 Volt With 9 Volt Battery Back Up SC9120B 6 PACK - Walmart.com First Alert Direct Wire Combination Smoke And Carbon Monoxide Detector, 120 Volt With 9 Volt Battery Back Up SC9120B 6 PACK - Walmart.com](https://i5.walmartimages.com/asr/70fa8736-a056-4140-8413-50bbaf3bd9a6_1.43832d93b2671b9b604fcee543b030b6.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
First Alert Direct Wire Combination Smoke And Carbon Monoxide Detector, 120 Volt With 9 Volt Battery Back Up SC9120B 6 PACK - Walmart.com
![First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack - Walmart.com First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack - Walmart.com](https://i5.walmartimages.com/asr/a6cb9b64-293c-4787-ab9f-6317664daa0c.c746e000339144c0df692250df8a3b28.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack - Walmart.com
![First Alert BRK Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com First Alert BRK Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com](https://mobileimages.lowes.com/productimages/afbd510a-2861-4e07-a74d-f75c1bb9fbc7/07681765.jpg?size=pdhism)
First Alert BRK Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
![First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White - Amazon.com First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White - Amazon.com](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/71a15AuAh6L._AC_UF350,350_QL80_.jpg)
First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White - Amazon.com
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First Alert BRK SC9120B 85-Decibel Ionization Hardwired Smoke and Electrochemical Carbon Monoxide Detector with Battery Backup - Walmart.com
![First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White - Amazon.com First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White - Amazon.com](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/718onP4iwoL._AC_UF894,1000_QL80_.jpg)
First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White - Amazon.com
![First Alert BRK 6-Pack Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com First Alert BRK 6-Pack Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com](https://mobileimages.lowes.com/productimages/08163474-7d23-4aab-899c-eb931d5ab07e/11204192.jpg)
First Alert BRK 6-Pack Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
![First Alert BRK 6-Pack Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com First Alert BRK 6-Pack Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com](https://mobileimages.lowes.com/productimages/6bef1463-7097-48b1-90e4-91f055ae231c/11204188.jpg)
First Alert BRK 6-Pack Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
![First Alert Direct Wire Combination Smoke And Carbon Monoxide Detector, 120 Volt With 9 Volt Battery Back Up SC9120B 6 PACK - Walmart.com First Alert Direct Wire Combination Smoke And Carbon Monoxide Detector, 120 Volt With 9 Volt Battery Back Up SC9120B 6 PACK - Walmart.com](https://i5.walmartimages.com/seo/First-Alert-Direct-Wire-Combination-Smoke-And-Carbon-Monoxide-Detector-120-Volt-With-9-Volt-Battery-Back-Up-SC9120B-6-PACK_a631e5e3-49b5-4faa-928b-cd50bb6d41ed_1.15d349c1171db4d1fd7c0b9fee0ad9a0.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)