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Sponsored
$21.38
Kidde I12060a (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 I12060a (21006376) 120V AC/DC Wire-In Ionization Smoke Alarm With 9V Battery Back Up - Contractor Packaging (Upgraded To I4618)
Electric Bargain Store
8
$27.00
4098-9714 Detector
Amazon.com
19
Free shipping
$27.00
4098-9714 Detector
Amazon.com
19
$265.13
Aaon R77340 Smoke Detector - Ad4s - Accessories
Parts Town
$265.13
Aaon R77340 Smoke Detector - Ad4s - Accessories
Parts Town
$98.95
Hidden Smoke Detector Camera,Smoking Detector Surveillance Nanny Cam
Aroflit
$98.95
Hidden Smoke Detector Camera,Smoking Detector Surveillance Nanny Cam
Aroflit
$54.43
BRK SMICO100-AC, Smoke And Carbon Monoxide Alarm, Detects Flaming Fires And/Or CO Hazard, Ionization And Electrochemical Sensors, Interconnectable,
1000Bulbs.com
1
$54.43
BRK SMICO100-AC, Smoke And Carbon Monoxide Alarm, Detects Flaming Fires And/Or CO Hazard, Ionization And Electrochemical Sensors, Interconnectable,
1000Bulbs.com
1
$421.84
Aaon R77440 Smoke Detector Return Side
Parts Town
$421.84
Aaon R77440 Smoke Detector Return Side
Parts Town
$149.99
Google Nest Protect - Smoke Alarm - Smoke Detector And Carbon Monoxide Detector - Battery Operated , White - S3000BWES
Amazon.com
12K+
Free shipping
$149.99
Google Nest Protect - Smoke Alarm - Smoke Detector And Carbon Monoxide Detector - Battery Operated , White - S3000BWES
Amazon.com
12K+
$1,148.50
Aaon S17943 Air Supply Smoke Detector Kit - Probes & Sensors
Parts Town
$1,148.50
Aaon S17943 Air Supply Smoke Detector Kit - Probes & Sensors
Parts Town
$61.39
Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable LED Warning Light Indicators
Amazon.com
142
Free shipping
$61.39
Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable LED Warning Light Indicators
Amazon.com
142
$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
$33.46
Kidde i12080 (21006379) 120V AC/DC Wire-In Ionization Smoke Alarm With 9V Battery Back Up (Upgraded To SMACFEX + 20-9003)
Electric Bargain Store
7
$33.46
Kidde i12080 (21006379) 120V AC/DC Wire-In Ionization Smoke Alarm With 9V Battery Back Up (Upgraded To SMACFEX + 20-9003)
Electric Bargain Store
7
$64.99
JCI FSP-851 NOTIFIER
Amazon.com
4
Free shipping
$64.99
JCI FSP-851 NOTIFIER
Amazon.com
4
$189.87
Trane SEN01639 Duct Smoke Detector , SEN01639 | Supplyhouse.Com
SupplyHouse.com
$189.87
Trane SEN01639 Duct Smoke Detector , SEN01639 | Supplyhouse.Com
SupplyHouse.com
$43.64
BRK 1046890, Smoke And Carbon Monoxide Alarm, Detects Fast Flaming Fires And/Or CO Hazard, Ionization And Electrochemical Sensors, Battery Operated,
1000Bulbs.com
$43.64
BRK 1046890, Smoke And Carbon Monoxide Alarm, Detects Fast Flaming Fires And/Or CO Hazard, Ionization And Electrochemical Sensors, Battery Operated,
1000Bulbs.com
$97.00
Kidde AC/DC Hardwire Ionization Smoke Alarm W/ Front- Loading Battery Door
DNT Enterprises
378
$97.00
Kidde AC/DC Hardwire Ionization Smoke Alarm W/ Front- Loading Battery Door
DNT Enterprises
378
$21.38
Kidde I12040a (21006378) 120V AC/DC Wire-In Ionization Smoke Alarm With 9V Battery Back Up (Upgraded To I4618)
Electric Bargain Store
8
$21.38
Kidde I12040a (21006378) 120V AC/DC Wire-In Ionization Smoke Alarm With 9V Battery Back Up (Upgraded To I4618)
Electric Bargain Store
8
$456.00
TYCO 2098-9209 - Fire Safety & Smoke Detector Supplies
Radwell.com
$456.00
TYCO 2098-9209 - Fire Safety & Smoke Detector Supplies
Radwell.com
$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
$12.48
BRK Electronics First Alert SA303B 9V DC Battery Operated Ionization Smoke Alarm (Upgraded To SMI100)
Electric Bargain Store
$12.48
BRK Electronics First Alert SA303B 9V DC Battery Operated Ionization Smoke Alarm (Upgraded To SMI100)
Electric Bargain Store
$16.30
Kidde 0918 (0918E) (I9080) Battery Operated Ionization Smoke Alarm With Safety Light
Electric Bargain Store
$16.30
Kidde 0918 (0918E) (I9080) Battery Operated Ionization Smoke Alarm With Safety Light
Electric Bargain Store
$26.97
Kidde i9070 (0976) Battery Operated Ionization Smoke Alarm (Upgraded To 20SDR)
Electric Bargain Store
$26.97
Kidde i9070 (0976) Battery Operated Ionization Smoke Alarm (Upgraded To 20SDR)
Electric Bargain Store
$40.99
$49.99
First Alert - Smoke And Carbon Monoxide Alarm - Works With Ring - White
Best Buy
579
18% off
$40.99
$49.99
First Alert - Smoke And Carbon Monoxide Alarm - Works With Ring - White
Best Buy
579
$6,483.16
30-3013A1N12A - Edwards Signaling Explosionproof Smoke Detector , Walker Industrial
Walker Industrial
$6,483.16
30-3013A1N12A - Edwards Signaling Explosionproof Smoke Detector , Walker Industrial
Walker Industrial
$49.47
Kidde 21032777, Smoke And Carbon Monoxide Alarm With Voice Alert, Detects Smoldering Fires And/Or CO Hazard, Photoelectric And Electrochemical Sensors
1000Bulbs.com
129
$49.47
Kidde 21032777, Smoke And Carbon Monoxide Alarm With Voice Alert, Detects Smoldering Fires And/Or CO Hazard, Photoelectric And Electrochemical Sensors
1000Bulbs.com
129
$12.98
BRK First Alert SMI100 (1046832) Battery Operated Ionization Smoke Alarm
Electric Bargain Store
$12.98
BRK First Alert SMI100 (1046832) Battery Operated Ionization Smoke Alarm
Electric Bargain Store
$79.99
Gentex 8100 120VAC 4-Wire Photoelectric System Detector
JMAC
$79.99
Gentex 8100 120VAC 4-Wire Photoelectric System Detector
JMAC
$84.99
Gentex 9120F 120VAC Continuous Piezo Sounder Smoke Alarm (Form AC)
JMAC
$84.99
Gentex 9120F 120VAC Continuous Piezo Sounder Smoke Alarm (Form AC)
JMAC
$68.99
Gentex 7100F 120 VAC Photoelectric Smoke Alarm
JMAC
$68.99
Gentex 7100F 120 VAC Photoelectric Smoke Alarm
JMAC
$57.99
Sunco 1-Pack First Alert BRK SMICO100-AC Interconnect Hardwire Smoke And Carbon Monoxide Alarm 1-Pack
sunco
1
$57.99
Sunco 1-Pack First Alert BRK SMICO100-AC Interconnect Hardwire Smoke And Carbon Monoxide Alarm 1-Pack
sunco
1
$29.79
Kidde 21031466 20SD10 Battery Operated Ionization Smoke Alarm W/ Photoelectric Sensor | Supplyhouse.Com
SupplyHouse.com
313
$29.79
Kidde 21031466 20SD10 Battery Operated Ionization Smoke Alarm W/ Photoelectric Sensor | Supplyhouse.Com
SupplyHouse.com
313
$328.68
SYSD4120 (Winstel) | System Sensor Photoelctrc Smoke Detector | Smoke Detector
Alta Power Corp
$328.68
SYSD4120 (Winstel) | System Sensor Photoelctrc Smoke Detector | Smoke Detector
Alta Power Corp
$1,170.00
HONEYWELL BEAM1224S - Fire Safety & Smoke Detector Supplies
Radwell.com
$1,170.00
HONEYWELL BEAM1224S - Fire Safety & Smoke Detector Supplies
Radwell.com
$729.00
SIEMENS DI-3H - Fire Safety & Smoke Detector Supplies
Radwell.com
$729.00
SIEMENS DI-3H - Fire Safety & Smoke Detector Supplies
Radwell.com
$34.97
Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-Inch
Walmart
In store
58
Curbside
$34.97
Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-Inch
Walmart
58
$45.39
Kidde 21027537 P4010ACS Hard-Wired Photoelectric Smoke Alarm (120 V) W/ Lithium Battery Backup | Supplyhouse.Com
SupplyHouse.com
1
$45.39
Kidde 21027537 P4010ACS Hard-Wired Photoelectric Smoke Alarm (120 V) W/ Lithium Battery Backup | Supplyhouse.Com
SupplyHouse.com
1
$22.01
Kidde Ionization Smoke Alarm - 21006379
Acme Tools
$22.01
Kidde Ionization Smoke Alarm - 21006379
Acme Tools
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    Shop smoke sensor

    Sponsored
    $21.38
    Kidde I12060a (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 I12060a (21006376) 120V AC/DC Wire-In Ionization Smoke Alarm With 9V Battery Back Up - Contractor Packaging (Upgraded To I4618)
    Electric Bargain Store
    8
    $27.00
    4098-9714 Detector
    Amazon.com
    19
    Free shipping
    $27.00
    4098-9714 Detector
    Amazon.com
    19
    $265.13
    Aaon R77340 Smoke Detector - Ad4s - Accessories
    Parts Town
    $265.13
    Aaon R77340 Smoke Detector - Ad4s - Accessories
    Parts Town
    $98.95
    Hidden Smoke Detector Camera,Smoking Detector Surveillance Nanny Cam
    Aroflit
    $98.95
    Hidden Smoke Detector Camera,Smoking Detector Surveillance Nanny Cam
    Aroflit
    $54.43
    BRK SMICO100-AC, Smoke And Carbon Monoxide Alarm, Detects Flaming Fires And/Or CO Hazard, Ionization And Electrochemical Sensors, Interconnectable,
    1000Bulbs.com
    1
    $54.43
    BRK SMICO100-AC, Smoke And Carbon Monoxide Alarm, Detects Flaming Fires And/Or CO Hazard, Ionization And Electrochemical Sensors, Interconnectable,
    1000Bulbs.com
    1
    $421.84
    Aaon R77440 Smoke Detector Return Side
    Parts Town
    $421.84
    Aaon R77440 Smoke Detector Return Side
    Parts Town
    $149.99
    Google Nest Protect - Smoke Alarm - Smoke Detector And Carbon Monoxide Detector - Battery Operated , White - S3000BWES
    Amazon.com
    12K+
    Free shipping
    $149.99
    Google Nest Protect - Smoke Alarm - Smoke Detector And Carbon Monoxide Detector - Battery Operated , White - S3000BWES
    Amazon.com
    12K+
    $1,148.50
    Aaon S17943 Air Supply Smoke Detector Kit - Probes & Sensors
    Parts Town
    $1,148.50
    Aaon S17943 Air Supply Smoke Detector Kit - Probes & Sensors
    Parts Town
    $61.39
    Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable LED Warning Light Indicators
    Amazon.com
    142
    Free shipping
    $61.39
    Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable LED Warning Light Indicators
    Amazon.com
    142
    $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
    $33.46
    Kidde i12080 (21006379) 120V AC/DC Wire-In Ionization Smoke Alarm With 9V Battery Back Up (Upgraded To SMACFEX + 20-9003)
    Electric Bargain Store
    7
    $33.46
    Kidde i12080 (21006379) 120V AC/DC Wire-In Ionization Smoke Alarm With 9V Battery Back Up (Upgraded To SMACFEX + 20-9003)
    Electric Bargain Store
    7
    $64.99
    JCI FSP-851 NOTIFIER
    Amazon.com
    4
    Free shipping
    $64.99
    JCI FSP-851 NOTIFIER
    Amazon.com
    4
    $189.87
    Trane SEN01639 Duct Smoke Detector , SEN01639 | Supplyhouse.Com
    SupplyHouse.com
    $189.87
    Trane SEN01639 Duct Smoke Detector , SEN01639 | Supplyhouse.Com
    SupplyHouse.com
    $43.64
    BRK 1046890, Smoke And Carbon Monoxide Alarm, Detects Fast Flaming Fires And/Or CO Hazard, Ionization And Electrochemical Sensors, Battery Operated,
    1000Bulbs.com
    $43.64
    BRK 1046890, Smoke And Carbon Monoxide Alarm, Detects Fast Flaming Fires And/Or CO Hazard, Ionization And Electrochemical Sensors, Battery Operated,
    1000Bulbs.com
    $97.00
    Kidde AC/DC Hardwire Ionization Smoke Alarm W/ Front- Loading Battery Door
    DNT Enterprises
    378
    $97.00
    Kidde AC/DC Hardwire Ionization Smoke Alarm W/ Front- Loading Battery Door
    DNT Enterprises
    378
    $21.38
    Kidde I12040a (21006378) 120V AC/DC Wire-In Ionization Smoke Alarm With 9V Battery Back Up (Upgraded To I4618)
    Electric Bargain Store
    8
    $21.38
    Kidde I12040a (21006378) 120V AC/DC Wire-In Ionization Smoke Alarm With 9V Battery Back Up (Upgraded To I4618)
    Electric Bargain Store
    8
    $456.00
    TYCO 2098-9209 - Fire Safety & Smoke Detector Supplies
    Radwell.com
    $456.00
    TYCO 2098-9209 - Fire Safety & Smoke Detector Supplies
    Radwell.com
    $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

    • The 8 Best Smoke Detectors | 2025 Top 8 Smoke Detectors

      The 8 Best Smoke Detectors | 2025 Top 8 Smoke Detectors
      https://www.thespruce.com › expert-reviews › home-goods
      SponsoredThe 8 Best Smoke Detectors Of 2025 For Any Budget. Top Rated Smoke Detectors. The Best Smoke Detectors. Smoke Detector Reviews & Rankings. Local Delivery Available.
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