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    Shop Smoke Detector Deals

    Sponsored
    $31.97
    10 Year Worry-Free 2-Pack Battery Powered Smoke Detector With Ionization Sensor
    Home Depot
    1K+
    Free shipping
    $31.97
    10 Year Worry-Free 2-Pack Battery Powered Smoke Detector With Ionization Sensor
    Home Depot
    1K+
    $36.81
    Code One 6-Pack Battery Powered Smoke Detector With Ionization Sensor
    Home Depot
    1K+
    Free shipping
    $36.81
    Code One 6-Pack Battery Powered Smoke Detector With Ionization Sensor
    Home Depot
    1K+
    $21.38
    Kidde i12060 (21006376) 120V AC/DC Wire-In Ionization Smoke Alarm With 9V Battery Back Up - Contractor Packaging (Upgraded To I4618)
    Electric Bargain Store
    8
    $21.38
    Kidde i12060 (21006376) 120V AC/DC Wire-In Ionization Smoke Alarm With 9V Battery Back Up - Contractor Packaging (Upgraded To I4618)
    Electric Bargain Store
    8
    $6.94
    Kidde AA Alkaline Batteries, For Smoke And Carbon Monoxide Detectors, 4 Pack
    Walmart
    In store
    Curbside
    $6.94
    Kidde AA Alkaline Batteries, For Smoke And Carbon Monoxide Detectors, 4 Pack
    Walmart
    $24.97
    10 Year Worry-Free Battery Powered Smoke Detector With Ionization Sensor
    Home Depot
    In store
    4K+
    Free shipping
    Curbside
    $24.97
    10 Year Worry-Free Battery Powered Smoke Detector With Ionization Sensor
    Home Depot
    4K+
    $62.99
    4 Pack Combination Smoke And Carbon Monoxide Detector Battery Operated, Travel Portable Photoelectric Fire&Co Alarm For Home, Kitchen
    Amazon.com
    398
    Free shipping
    $62.99
    4 Pack Combination Smoke And Carbon Monoxide Detector Battery Operated, Travel Portable Photoelectric Fire&Co Alarm For Home, Kitchen
    Amazon.com
    398
    $102.79
    Kidde Hardwired Smoke Detector, 10-Year Battery Backup, Interconnectable, LED Warning Light Indicators, 4 Pack
    Amazon.com
    213
    Free shipping
    $102.79
    Kidde Hardwired Smoke Detector, 10-Year Battery Backup, Interconnectable, LED Warning Light Indicators, 4 Pack
    Amazon.com
    213
    $148.57
    Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery Powered, LED Warning Light Indicators, 4 Pack
    Amazon.com
    1K+
    Free shipping
    $148.57
    Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery Powered, LED Warning Light Indicators, 4 Pack
    Amazon.com
    1K+
    $39.98
    Kidde 10-Year Battery Smoke Detector With LED Warning Lights, 2 Pack
    Sam's Club
    10K+
    $39.98
    Kidde 10-Year Battery Smoke Detector With LED Warning Lights, 2 Pack
    Sam's Club
    10K+
    $34.10
    3 Pack Combination Smoke Detector Battery Operated, Travel Portable Photoelectric Fire&Co Alarm For Home, Kitchen
    Temu US
    11
    $34.10
    3 Pack Combination Smoke Detector Battery Operated, Travel Portable Photoelectric Fire&Co Alarm For Home, Kitchen
    Temu US
    11
    $21.38
    Kidde 1275 120V AC/DC Ionization Smoke Alarm (Upgraded To I4618)
    Electric Bargain Store
    $21.38
    Kidde 1275 120V AC/DC Ionization Smoke Alarm (Upgraded To I4618)
    Electric Bargain Store
    $34.98
    Kidde 4' Compact Battery Powered Smoke Detector, AA Batteries Included
    Sam's Club
    57
    $34.98
    Kidde 4' Compact Battery Powered Smoke Detector, AA Batteries Included
    Sam's Club
    57
    $21.38
    Firex I4618-A (21007583) 120V AC/DC Smoke Alarm With 9V Alkaline Battery Back-Up And False Alarm Control
    Electric Bargain Store
    $21.38
    Firex I4618-A (21007583) 120V AC/DC Smoke Alarm With 9V Alkaline Battery Back-Up And False Alarm Control
    Electric Bargain Store
    $19.99
    Kidde Firex i4618 120VAC Ionization Sensor Hardwired Smoke Alarm - 21007581
    Acme Tools
    7
    $19.99
    Kidde Firex i4618 120VAC Ionization Sensor Hardwired Smoke Alarm - 21007581
    Acme Tools
    7
    $79.98
    Kidde Smoke & Carbon Monoxide Detector, AA Battery Powered, LED Warning Lights, 2 Pack
    Sam's Club
    191
    $79.98
    Kidde Smoke & Carbon Monoxide Detector, AA Battery Powered, LED Warning Lights, 2 Pack
    Sam's Club
    191
    $28.99
    Kidde 40399 - 120 Volt Smart Hush Photoelectric Smoke Alarm (9V Battery Included) (21006371 P12040)
    LightBulbs.com
    1
    $28.99
    Kidde 40399 - 120 Volt Smart Hush Photoelectric Smoke Alarm (9V Battery Included) (21006371 P12040)
    LightBulbs.com
    1
    $29.62
    Kidde Smoke Detector Firex Hard-Wired W/Battery Back-Up Ionization 21007581
    DkHardware.com
    7
    $29.62
    Kidde Smoke Detector Firex Hard-Wired W/Battery Back-Up Ionization 21007581
    DkHardware.com
    7
    $17.25
    First Alert 9120B Hardwired Ionization Smoke Alarm With Battery Backup | Buyrite Electric BY BUYRITE ELECTRIC
    BuyRite Electric
    $17.25
    First Alert 9120B Hardwired Ionization Smoke Alarm With Battery Backup | Buyrite Electric BY BUYRITE ELECTRIC
    BuyRite Electric

    • Best Smoke Detectors In 2025 | Your #1 Buying Guide

      https://reviews.chicagotribune.com › smoke_detectors
      SponsoredWe Did The Research. Read Our In-Depth Guide for the Best Smoke Detectors of 2025. Which Smoke Detectors are the Best? Read our Expert Reviews!
      Brands: First Alert, Kidde, X-Sense, Nest

      5/5 (780 reviews)