Learn how to replace the battery in a First Alert 7010B hardwired smoke detector with battery backup.. Learn how to find a replacement smoke or CO alarm. To find a replacement for an old smoke or CO alarm, search for your model number in the First Alert Help Center:
Amazon.com: first alert 7010b. Skip to; Results; Keyboard shortcuts Search. alt + / Cart. shift + alt + c. Home. shift + alt + h. Orders. shift + alt + o.. SC9120B Corded Electric Combination Alarm with Adapter Plugs for Easy Replacement. 4.5 out of 5 stars. 513. 2K+ bought in past month. $67.84 $ 67. 84. FREE delivery Tue, Feb 4 . Or.. The First Alert BRK 7010B hardwire photoelectric smoke alarm with battery backup is a hardwire 120V single or multiple station smoke alarm designed for residential home use and institutional locations such as hospitals, hotels, motels, dormitories and other multiple family dwellings. This alarm is inter-connectable and can be installed and.