Smoke Detectors(170)
Uses item details. Price when purchased online
50+ bought since yesterday Kidde Hardwired Combination Smoke & Carbon Monoxide Detector, AA Battery Backup, 5-inch From $65.00

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Available in additional 2 optionsFrom$6500
Kidde Hardwired Combination Smoke & Carbon Monoxide Detector, AA Battery Backup, 5-inch
2494.4 out of 5 Stars. 249 reviews
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Overall pick Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-Inch, Batteries Included From $18.99

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Available in additional 2 optionsFrom$1899
Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-Inch, Batteries Included
6214.4 out of 5 Stars. 621 reviews
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50+ bought since yesterday Universal Security Instruments Inc Sensing Plus, Smoke and Fire Alarm, Multi-Criteria Detection, with 10 Year Sealed Battery $27.97

$2797
current price $27.97Universal Security Instruments Inc Sensing Plus, Smoke and Fire Alarm, Multi-Criteria Detection, with 10 Year Sealed Battery
894.6 out of 5 Stars. 89 reviews
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50+ bought since yesterday First Alert SMI100 Battery-Operated Smoke Alarm, 1046827PT $16.99 $28.80/ea

$1699
current price $16.99$28.80/ea
First Alert SMI100 Battery-Operated Smoke Alarm, 1046827PT
904.5 out of 5 Stars. 90 reviews
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Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch From $29.22

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Available in additional 2 optionsFrom$2922
Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch
2984 out of 5 Stars. 298 reviews
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50+ bought since yesterday Kidde Battery-Operated 4-inch Smoke Detector & Carbon Monoxide Value Pack, Batteries Included From $38.97

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Available in additional 3 optionsFrom$3897
Kidde Battery-Operated 4-inch Smoke Detector & Carbon Monoxide Value Pack, Batteries Included
6294.5 out of 5 Stars. 629 reviews
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Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts From $49.96

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Available in additional 2 optionsFrom$4996
Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts
2804.5 out of 5 Stars. 280 reviews
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BRK Hard-Wired w/Battery Back-up Ionization Smoke Detector $19.25 Was $29.00

Now$1925
current price Now $19.25, Was $29.00$29.00
BRK Hard-Wired w/Battery Back-up Ionization Smoke Detector
924.7 out of 5 Stars. 92 reviews
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Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-inch, Batteries Included, 2 Pack From $36.88

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Available in additional 2 optionsFrom$3688
Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-inch, Batteries Included, 2 Pack
2124.6 out of 5 Stars. 212 reviews
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Smoke Alarm Detector Home Fire Safety Sensor Alert

Smoke Alarm Detector Home Fire Safety Sensor Alert
44.8 out of 5 Stars. 4 reviews
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SITERWELL Smoke Detector, Magnetic Fastening Kit, Smoke Alarm, Photoelectric ,Low Battery Warning Function, 1 Pack From $26.09

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Available in additional 9 optionsFrom$2609
SITERWELL Smoke Detector, Magnetic Fastening Kit, Smoke Alarm, Photoelectric ,Low Battery Warning Function, 1 Pack
4434.4 out of 5 Stars. 443 reviews
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First Alert 1046856, 10 Year Battery Ionization Smoke Alarm $24.59 Was $28.00

Now$2459
current price Now $24.59, Was $28.00$28.00
First Alert 1046856, 10 Year Battery Ionization Smoke Alarm
494.5 out of 5 Stars. 49 reviews
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First Alert 1046834, Electric Precision Detection Smoke Alarms $24.84 Was $33.00

Now$2484
current price Now $24.84, Was $33.00$33.00
First Alert 1046834, Electric Precision Detection Smoke Alarms
884.6 out of 5 Stars. 88 reviews
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SITERWELL Smoke Detector, 10 Year Battery ,Photoelectric Sensor, Fire Alarm,Low Battery and Fault Warning for House and Bedroom, UL217-9th Listed, GS525A, 1 Packs From $25.99

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Available in additional 8 optionsFrom$2599
SITERWELL Smoke Detector, 10 Year Battery ,Photoelectric Sensor, Fire Alarm,Low Battery and Fault Warning for House and Bedroom, UL217-9th Listed, GS525A, 1 Packs
1264.4 out of 5 Stars. 126 reviews
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First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup $20.09 Was $24.95

Now$2009
current price Now $20.09, Was $24.95$24.95
First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup
394.8 out of 5 Stars. 39 reviews
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Kidde Hardwired Photoelectric Smoke Detector Alarm, 10-Year Lithium Sealed Battery Backup From $35.97

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Available in additional 2 optionsFrom$3597
Kidde Hardwired Photoelectric Smoke Detector Alarm, 10-Year Lithium Sealed Battery Backup
2073.6 out of 5 Stars. 207 reviews
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Kidde 10-Year Sealed Lithium Battery-Operated Combination Smoke & Carbon Monoxide Detector From $60.00

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Available in additional 2 optionsFrom$6000
Kidde 10-Year Sealed Lithium Battery-Operated Combination Smoke & Carbon Monoxide Detector
3794.2 out of 5 Stars. 379 reviews
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Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Batteries Included From $49.97

2 options
Available in additional 2 optionsFrom$4997
Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Batteries Included
1954.6 out of 5 Stars. 195 reviews
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Kidde Smoke Detector, Lithium Battery Powered with Photoelectric Sensor, Smoke Alarm, 2-Pack $33.00

$3300
current price $33.00Kidde Smoke Detector, Lithium Battery Powered with Photoelectric Sensor, Smoke Alarm, 2-Pack
881.1 out of 5 Stars. 88 reviews
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SITERWELL Hardwired Interconnected Smoke Detector, Photoelectric Smoke Alarm with 9V Backup Battery, Fire Alarm with Test/Silence Button, ETL-9th Listed, GS562A, 2 Packs From $35.99

9 options
Available in additional 9 optionsFrom$3599
SITERWELL Hardwired Interconnected Smoke Detector, Photoelectric Smoke Alarm with 9V Backup Battery, Fire Alarm with Test/Silence Button, ETL-9th Listed, GS562A, 2 Packs
974.5 out of 5 Stars. 97 reviews
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Universal Security Instruments, Sensing Plus, Hardwired Smoke & Fire Alarm, Multi-Criteria Detection, with 10 Year Battery Backup From $34.94

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Available in additional 2 optionsFrom$3494
Universal Security Instruments, Sensing Plus, Hardwired Smoke & Fire Alarm, Multi-Criteria Detection, with 10 Year Battery Backup
1044.3 out of 5 Stars. 104 reviews
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Clearance Kidde Dual Sensor Smoke Alarm, 85 Decibels, KIDDE From $27.94

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Available in additional 2 optionsFrom$2794
Kidde Dual Sensor Smoke Alarm, 85 Decibels, KIDDE
604.4 out of 5 Stars. 60 reviews
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Worry Free 10-Year Living Area Sealed Lithium Battery Operated Smoke Alarm $32.94

$3294
current price $32.94Worry Free 10-Year Living Area Sealed Lithium Battery Operated Smoke Alarm
1241.7 out of 5 Stars. 124 reviews
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First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 3-Pack $51.08

$5108
current price $51.08First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 3-Pack
304.4 out of 5 Stars. 30 reviews
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Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch, Batteries Included From $29.22

2 options
Available in additional 2 optionsFrom$2922
Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch, Batteries Included
1104.4 out of 5 Stars. 110 reviews
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Kidde C3010D Carbon Monoxide Detector with Digital Display and 10-Year Worry-Free Lithium Battery, KIDDE From $49.94

2 options
Available in additional 2 optionsFrom$4994
Kidde C3010D Carbon Monoxide Detector with Digital Display and 10-Year Worry-Free Lithium Battery, KIDDE
744.5 out of 5 Stars. 74 reviews
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First Alert SM210L Sealed 10-Year-Battery Smoke Alarm with Safety Path Light and Slim Profile, 1046747

First Alert SM210L Sealed 10-Year-Battery Smoke Alarm with Safety Path Light and Slim Profile, 1046747
254.4 out of 5 Stars. 25 reviews
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First Alert BRK SC9120B 85-Decibel Ionization Hardwired Smoke and Electrochemical Carbon Monoxide Detector with Battery Backup

First Alert BRK SC9120B 85-Decibel Ionization Hardwired Smoke and Electrochemical Carbon Monoxide Detector with Battery Backup
3324.6 out of 5 Stars. 332 reviews
Kidde Hardwired Photoelectric Smoke Detector Alarm, AA Battery Backup, 5-inch From $34.84

2 options
Available in additional 2 optionsFrom$3484
Kidde Hardwired Photoelectric Smoke Detector Alarm, AA Battery Backup, 5-inch
1453.7 out of 5 Stars. 145 reviews
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Kidde 10-Year Battery Smoke Detector & AA Battery Carbon Monoxide Detector Value Pack From $58.00

2 options
Available in additional 2 optionsFrom$5800
Kidde 10-Year Battery Smoke Detector & AA Battery Carbon Monoxide Detector Value Pack
1213.3 out of 5 Stars. 121 reviews
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SITERWELL Smoke Detector 10 Year Battery Operated,Photoelectric,Rlectrochemical Sensors, Fire Alarm,Bilingual Voice Alerts, UL217-9th Standards,1 Pack From $23.24

3 options
Available in additional 3 optionsFrom$2324
SITERWELL Smoke Detector 10 Year Battery Operated,Photoelectric,Rlectrochemical Sensors, Fire Alarm,Bilingual Voice Alerts, UL217-9th Standards,1 Pack
74.9 out of 5 Stars. 7 reviews
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First Alert Voice Alert Hard-Wired Photoelectric Smoke Detector $34.99

$3499
current price $34.99First Alert Voice Alert Hard-Wired Photoelectric Smoke Detector
164.7 out of 5 Stars. 16 reviews
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Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-Inch, 2 Pack From $59.97

2 options
Available in additional 2 optionsFrom$5997
Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-Inch, 2 Pack
1363.5 out of 5 Stars. 136 reviews
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Kidde 10069 - Worry-Free Hallway Smoke Alarm with Sealed Lithium Battery (21010069 P3010H) $55.00

$5500
current price $55.00Kidde 10069 - Worry-Free Hallway Smoke Alarm with Sealed Lithium Battery (21010069 P3010H)
182.1 out of 5 Stars. 18 reviews
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First Alert SC5 Hardwire Smart 2-in-1 Smoke and CO Alarm with Voice Alerts and Battery Backup $111.26

$11126
current price $111.26First Alert SC5 Hardwire Smart 2-in-1 Smoke and CO Alarm with Voice Alerts and Battery Backup
15 out of 5 Stars. 1 reviews
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Universal Security Instruments Battery, Smoke & Fire Alarm $17.97

$1797
current price $17.97Universal Security Instruments Battery, Smoke & Fire Alarm
73.9 out of 5 Stars. 7 reviews
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First Alert Hearing Impaired Smoke Detector| Hardwired with LED Strobe Light, 7020BSL $81.69

$8169
current price $81.69First Alert Hearing Impaired Smoke Detector| Hardwired with LED Strobe Light, 7020BSL
First Alert SMCO200V Battery-Operated 2-in-1 Smoke and CO Alarm with Voice and Location Alerts, 1046795

First Alert SMCO200V Battery-Operated 2-in-1 Smoke and CO Alarm with Voice and Location Alerts, 1046795
254.8 out of 5 Stars. 25 reviews
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First Alert BRK FG250B Dual Ionization Smoke Alarm with 9-Volt Battery, 1", White

First Alert BRK FG250B Dual Ionization Smoke Alarm with 9-Volt Battery, 1", White
414.4 out of 5 Stars. 41 reviews
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