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10 Best hardwired smoke detectors of 2026

Save up to 20% off
  • Best Choice

    1

    Kidde Smoke and Carbon Monoxide Detector, Hardwired with AA Battery Backup, LED Status Lights, Interconnected, 85 dB Alarm, 5 inches, 30CUAR, 3 Pack
    Kidde
    Available in: 2 sizes
    9.8
    Exceptional

    Kidde Smoke and Carbon Monoxide Detector, Hardwired with AA Battery Backup, LED Status Lights, Interconnected, 85 dB Alarm, 5 inches, 30CUAR, 3 Pack

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  • Value for Money

    2

    BRK SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 12-Pack
    BRK
    9.6
    Exceptional

    BRK SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 12-Pack

  • 3

    First Alert BRK SMI100-AC Hardwired Smoke Detector with Battery Backup, 6-Pack
    First Alert
    9.5
    Excellent

    First Alert BRK SMI100-AC Hardwired Smoke Detector with Battery Backup, 6-Pack

    • product dimensions: 2.2D x 5.6W x 5.6H
    • color: White
    • batteries: 1 9V batteries required. included
    • item weight: 9.6 ounces
    • upc: 029054019387 029054019226

  • 4

    First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 6-Pack
    First Alert
    Available in: 3 sizes
    9.2
    Excellent

    First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 6-Pack

  • 5

    SITERWELL Smoke Detector, Hardwired Interconnected Smoke Detector, Photoelectric Smoke Alarm with 9V Backup Battery, Fire Alarm with Test/Silence Button, UL217-10th Listed, GS562A, 4 Packs
    SITERWELL
    Available in: 5 sizes
    9.1
    Excellent

    SITERWELL Smoke Detector, Hardwired Interconnected Smoke Detector, Photoelectric Smoke Alarm with 9V Backup Battery, Fire Alarm with Test/Silence Button, UL217-10th Listed, GS562A, 4 Packs

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  • 6

    First Alert Smoke Alarm, Interconnect Hardwire Detector with 10-Year Battery Backup, SMI105-AC, 6-Pack
    First Alert
    8.9
    Very Good

    First Alert Smoke Alarm, Interconnect Hardwire Detector with 10-Year Battery Backup, SMI105-AC, 6-Pack

  • 7

    SITERWELL Smoke Detector, Hardwired Interconnected Smoke Detector, Photoelectric Smoke Alarm with 9V Backup Battery, Fire Alarm with Test/Silence Button, UL217-10th Listed, GS562A, 6 Packs
    SITERWELL
    Available in: 5 sizes
    8.8
    Very Good

    SITERWELL Smoke Detector, Hardwired Interconnected Smoke Detector, Photoelectric Smoke Alarm with 9V Backup Battery, Fire Alarm with Test/Silence Button, UL217-10th Listed, GS562A, 6 Packs

    20% Off

  • 8

    Siterlink Hardwired Interconnected Smoke Detectors,Photoelectric Smoke Alarm with 9V Battery Backup,Test/Silence Button,Hard Wired Fire Alarm for Home,UL Listed Smoke Detector GS562A 1-Pack
    siterlink
    Available in: 3 sizes
    8.7
    Very Good

    Siterlink Hardwired Interconnected Smoke Detectors,Photoelectric Smoke Alarm with 9V Battery Backup,Test/Silence Button,Hard Wired Fire Alarm for Home,UL Listed Smoke Detector GS562A 1-Pack

    • product dimensions:N/A
    • color:N/A
    • batteries:N/A
    • item weight: 3.74 pounds
    • upc: 795602700471

  • 9

    First Alert BRK SMI100-AC Hardwired Smoke Alarm with Battery Backup, Contractor 6-Pack
    First Alert
    8.6
    Very Good

    First Alert BRK SMI100-AC Hardwired Smoke Alarm with Battery Backup, Contractor 6-Pack

    • product dimensions: 1.9D x 5.6W x 5.6H
    • color: White
    • batteries: 1 9V batteries required. included
    • item weight: 3.48 pounds
    • upc:N/A

  • 10

    FIRST ALERT BRK SC9120B-3 Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup, White, Pack of 3
    First Alert
    Available in: 4 sizes
    8.5
    Good

    FIRST ALERT BRK SC9120B-3 Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup, White, Pack of 3

    • product dimensions: 1.9D x 5.6W x 5.6H
    • color: White
    • batteries: 2 AA batteries required. included
    • pattern: Detector
    • item weight: 11.2 ounces

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