Smoke detector deals(Disclaimer)
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đ 146 smoke detectors in price comparison
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đ¶ Current offers and discounts
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đ Last updated on 10.10.2026
First Alert Battery Smoke Alarm
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 48.99
free delivery
To the offer
First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 12-Pack
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 184.98
free delivery
To the offer
First Alert BRK SMI100-AC Hardwired Smoke Detector with Battery Backup, 6-Pack
6 pack of hardwired smoke alarms, includes battery backup for power outages
$ 101.21
free delivery
To the offer
Kidde Smoke Detector, 10-Year Battery-Powered, 20SD10, 3 Pack
SMOKE DETECTION: Model 20SD10 detects smoke over 25% faster*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
$ 84.97
free delivery
To the offer
First Alert Hardwire Smoke Alarm
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 101.31
free delivery
To the offer
BRK SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 12-Pack
SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 12-Pack
$ 179.26
free delivery
To the offer
20% discount
First Alert 10-Year Battery Combination Smoke & Carbon Monoxide Alarm
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency.
$ 47.90
$ 59.99
To the offer
SITERWELL Smoke Detector, Smoke Alarm Detectors 10 Year Battery
ăActivate before Installationă Pull out the battery tab toactivate your smoke alarm. The GS525A smoke alarm must be activated prior toinstallation. Failure to properly install andactivate this alarm will prevent properoperation of this alarm and will prevent itsresponse to fire hazards.
$ 179.99
free delivery
To the offer
Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable LED Warning Light Indicators, 4 Pack
2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective device.
$ 249.95
free delivery
To the offer
17% discount
First Alert Hardwire Combination Smoke & Carbon Monoxide Alarm
First Alerts Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 53.99
$ 64.99
To the offer
Kidde Smoke Detector, Hardwired & 10-Year Battery Backup, 20SA10, 3 Pack
SMOKE DETECTION: Model 20SA10 features advanced sensing technology that detects smoke over 25% faster*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
$ 112.97
free delivery
To the offer
SITERWELL Smoke Detector, 10 Year Product Life Fire Alarm
ă10-Year Product LifeăThe smoke detector has 1-year 9V battery. This smoke alarm can be used for ten years with continuous battery replacement. Working smoke detector cut the risk of dying in a home fire by 50% while a home fire starts every 83 seconds! The faster you realize a fire warning, the more time to escape from the fire
$ 73.48
free delivery
To the offer
SITERWELL Smoke Detector Photoelectric Smoke Alarm 9V Battery Backup
SITERWELL
$ 209.99
free delivery
To the offer
First Alert BRK SMI100-AC Hardwired Smoke Alarm with Battery Backup, Contractor 6-Pack
Note: A loose neutral (white wire) connection within the home junction box could prompt a device malfunction
$ 99.00
free delivery
To the offer
First Alert Hardwire Smoke Alarm with 10-Year Battery Backup
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 79.99
free delivery
To the offer
First Alert Hardwire Smoke Alarm
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 56.64
free delivery
To the offer
Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery, 30CUD10, 2 Pack
2-in-1 DETECTION: Model 30CUD10 detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a red LED light for clear visual notification suitable for homes
$ 106.00
free delivery
To the offer
First Alert SC-9120B Hardwired Smoke and Carbon Monoxide Alarm with Battery Backup 2 Pack
Hardwired CO smoke alarm features battery backup for constant monitoring
$ 108.97
free delivery
To the offer
Kidde Smoke and Carbon Monoxide Detector, Hardwired with 10-Year Battery Backup, Voice Alerts, LED, 85 dB, 30CUA10-V, 1 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a loud 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
$ 73.99
free delivery
To the offer
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Voice Alerts, Interconnectable, LED Warning Light Indicators, 4 Pack
2-in-1 Detection - Smoke & carbon monoxide detector combo alerts you to both smoke & fire events as well as poisonous, CO gas in a single device
$ 194.99
free delivery
To the offer
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup Smoke Alarm, Interconnectable, LED Warning Light Indicators, 2 Pack
2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective detector.
$ 128.78
free delivery
To the offer
First Alert Hardwire Combination Smoke & Carbon Monoxide Alaram
First Alerts Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 162.90
free delivery
To the offer
Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery, 30CUD10, 1 Pack
2-in-1 DETECTION: Model 30CUD10 detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a red LED light for clear visual notification suitable for homes
$ 60.00
free delivery
To the offer
Kidde Smoke Detector, Hardwired & 10-Year Battery Backup, 20SA10-V, 1 Pack
SMOKE DETECTION WITH VOICE ALERTS: Model 20SA10-V features advanced sensing technology for over 25% faster smoke detection*; sounds a loud 85-decibel alarm with red LED light and voice alerts announce âFireâ for clear warnings
$ 46.47
free delivery
To the offer
Smoke Alarm Interconnected Hardwired with 10-Year Battery SMI105-AC 6-Pack
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 152.90
free delivery
To the offer
Kidde Hardwired Kidde App Enabled Smart Smoke and Carbon Monoxide Detector, AA Battery Backup, Voice Alerts, Interconnected Alarm
Double the Detection: Alerts you to both smoke & CO
$ 74.97
free delivery
To the offer
34% discount
First Alert 10-Year Battery Combination Smoke & Carbon Monoxide Alarm
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency.
$ 46.49
$ 69.99
To the offer
First Alert Hardwire Combination Smoke & Carbon Monoxide Alarm with Voice
First Alerts Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 172.99
free delivery
To the offer
10% discount
Kidde 21007584 I4618 Firex Hardwire Ionization Smoke Detector with Battery Backupwhite
Tamper resist locking feature deters alarm theft
$ 61.21
$ 68.00
To the offer
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Voice Alerts, Interconnectable, LED Warning Light Indicators, 2 Pack
2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective detector
$ 143.99
free delivery
To the offer
Siterlink Hardwired Interconnected Smoke Detectors,Photoelectric Smoke Alarm with 9V Battery Backup,Test/Silence Button, Hard Wired Fire Alarm for Home GS562A 6pack
siterlink
$ 141.99
free delivery
To the offer
11% discount
X-Sense 6-Pack Interconnected Smoke and CO Detector, SC06-W
Please Note: SC06-W supports wireless interconnection but does not have Wi-Fi
$ 239.98
$ 269.99
To the offer
FIRST ALERT BRK SC9120FF Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup, 1 pack , White
Keep your family safe with this hardwired smoke and carbon monoxide alarm; The battery backup means constant monitoring, even if there's a power failure
$ 70.00
free delivery
To the offer
5% discount
FIRST ALERT BRK SC7010B-3 Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup, 3-Pack
3 pack of 120-Volt hardwired combination photoelectric smoke and electrochemical Carbon monoxide alarms with battery backup
$ 174.79
$ 183.99
To the offer
Kidde Smoke & Carbon Monoxide Detector, AA Battery-Powered, 30CUDR, 1 Pack
2-in-1 DETECTION: Model 30CUDR detects both smoke and carbon monoxide and features advanced sensing technology with over 25% faster smoke detection*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
$ 49.97
free delivery
To the offer
12% discount
X-Sense Interconnected Smoke and CO Detector Combo, SC01-W, 6-Pack
10-Year Sealed Battery: Contains a long-life lithium battery that powers the device for its entire 10-year life
$ 237.48
$ 269.99
To the offer
Kidde Smoke & CO Detector, Hardwired & 10-Year Battery, 30CUA10, 1 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology engineered for over 25% faster smoke detection*; features an 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
$ 69.97
free delivery
To the offer
13% discount
X-Sense Smoke & Carbon Monoxide Alarm, SC06, 3-Pack
Please Note: The SC06 is a basic standalone unit. It does not support wireless interconnection, Wi-Fi, or base station connection; for wireless interconnection, search for SC06-W
$ 109.99
$ 125.99
To the offer
Kidde AC Hardwired Interconnect Smoke Detector Alarm with Hush | Model I12040
Easy Installation - Front battery pull tab allows battery activation without removing alarm from mounting bracket. Large mounting base makes mounting easier, protects surface paint from dirt and covers imperfections. Pre-stripped wiring harness with easy off cap does not require stripper tool. Tinned strands increase conductivity and wire nut grip. 9V Battery Backup (included)
$ 59.99
free delivery
To the offer
Kidde Smoke & CO Detector, Hardwired & AA Battery Backup, 30CUAR, 1 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology for over 25% faster smoke detection*; features a loud 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
$ 65.00
free delivery
To the offer
18% discount
SITERWELL Smoke Detector, Smoke Fire Detectors 10 Year Battery
ăActivate before Installationă Pull out the battery tab toactivate your smoke alarm. The GS525A smoke alarm must be activated prior toinstallation. Failure to properly install andactivate this alarm will prevent properoperation of this alarm and will prevent itsresponse to fire hazards.
$ 72.63
$ 88.09
To the offer
Kidde Hardwired Smoke & Carbon Monoxide Detector, Battery Backup, Interconnectable, LED Warning Light Indicators, 4 Pack
Fire & CO Detector in 1 unit with alert modes, LED lights, and voice alarm, that states, "Fire! Fire!", "Warning! Carbon Monoxide!", or "Low Battery!"
$ 379.00
free delivery
To the offer
5% discount
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Voice Alerts, Interconnectable, LED Warning Light Indicators, 2 Pack
2-in-1 Detection - Smoke & carbon monoxide detector combo alerts you to both smoke & fire events as well as poisonous, CO gas in a single device
$ 94.99
$ 99.99
To the offer
First Alert 10-Year Battery Combination Smoke & Carbon Monoxide Alarm
First Alert's Precision Detection advanced sensing technology complies with the latest industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency. Provides reliable 2-in-1 detection against both smoke and carbon monoxide.
$ 64.99
free delivery
To the offer
Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery Powered, Voice Alerts, LED Warning Light Indicators, 2 Pack
2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective device.
$ 149.00
free delivery
To the offer
First Alert 9120B 120 Volt Hardwired Smoke Alarm With Battery Back Up 5 Pack
Imported
$ 90.26
free delivery
To the offer
Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery, 30CUD10-V, 1 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology for over 25% faster smoke detection*; features an 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
$ 69.97
free delivery
To the offer
Kidde Smart Smoke Detector & Indoor Air Quality Monitor, WiFi, Alexa Compatible Device, Hardwired w/Battery Backup, Voice & App Alerts
Industry First: 2-in-1 Detection - Smoke detector & Indoor Air Quality Monitor combo alerts you to both smoke & indoor air quality hazards, in a single device
$ 102.24
free delivery
To the offer
SDI Smoke Centurion, Aerosol Smoke Detector Tester,2.6oz, Case of 12
Brand: Sdi
$ 159.00
free delivery
To the offer
First Alert Battery Combination Smoke & Carbon Monoxide Alarm
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 218.95
free delivery
To the offer
First Alert Hardwire Combination Smoke & Carbon Monoxide Alarm
BRK's Precision Detection advanced sensing technology reduces cooking nuisance alarms and delivers early warning
$ 229.99
free delivery
To the offer
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Interconnectable, LED Warning Light Indicators
24/7 Self-testing components are always checking the device to ensure it's operating as expected (not a substitute for a manual push test)
$ 53.99
free delivery
To the offer
SMI100-AC BRK 9120B-6 Hardwired Smoke Detector with Battery Backup, 6-Pack (6)
SMI100-AC BRK 9120B-6 Hardwired Smoke Detector with Battery Backup, 6-Pack
$ 98.90
free delivery
To the offer
Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery Powered, LED Warning Light Indicators, 4 Pack
2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective device.
$ 220.58
free delivery
To the offer
15% discount
First Alert 10-Year Battery Smoke Alarm, Dual Sensor
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 54.95
$ 64.99
To the offer
7% discount
Airthings Corentium Home Radon Detector 223 Portable, Lightweight, Easy-to-Use, (3) AAA Battery Operated, USA Version, pCi/L
FIRST OF ITS KIND: The first battery-operated, digital radon detector. Monitor your home without the need for an outlet.
$ 139.37
$ 149.99
To the offer
Kidde AC Hardwired Interconnect Smoke Alarm with Hush I12040 (4-Units)
Kidde
$ 199.00
free delivery
To the offer
BRK SMICO105-AC Hard-Wired w/Battery Back-Up Ionization Smoke/Carbon Monoxide Combo Pack 6 pk
First Alerts Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 316.99
free delivery
To the offer
Kidde Carbon Monoxide + Explosive Gas, Natural Gas & Propane Alarm, Plug-in with 9V Battery Backup, Digital Display, 85 dB Alarm, LED Status Indicators, 3rd Edition
Easy Installation - simply plug-in to a standard, 120V outlet in your home
$ 57.47
free delivery
To the offer
First Alert Hardwire Smoke Alarm with Voice Alerts
First Alert BRK Precision Detection advanced sensing technology reduces cooking nuisance alarms and delivers early warning
$ 102.09
free delivery
To the offer
Siterlink Hardwired Interconnected Smoke Detectors GS562A 12-Pack
Hardwired Alarm with 9V Battery Backup:Enjoy uninterrupted protection with our hardwired smoke alarm that operates on 120V AC wiring. Even during severe weather or power outages, the 9V battery backup ensures continuous operation, providing worry-free protection for you and your family.
$ 220.41
free delivery
To the offer
SITERWELL Smoke Detector Photoelectric Smoke Alarm 9V Battery
HARDWIRED SMOKE DETECTOR - Hardwired interconnected smoke alarm can connect up to 12 alarms, they can be installed more flexibly at any location within the home to maximize coverage of the secure area. When one of alarms detects smoke, they all sound, more than 85 decibels of alarm sound, so you never miss an emergency and can get out faster.
$ 206.62
free delivery
To the offer
10% discount
Kidde Smoke & CO Detector, Hardwired & AA Battery Backup, 30CUAR-V, 1 Pack
2-in-1 DETECTION: Model 30CUAR-V detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a red LED light for clear visual notification suitable for homes
$ 62.97
$ 69.97
To the offer
Kidde Smoke & Carbon Monoxide Detector, Hardwired, Interconnect Combination Smoke & CO Alarm with Battery Backup, Voice Alert, Pack of 2
Fire & CO Detector in 1 unit with alert modes, LED lights, & voice alarm, that states, "Fire! Fire!", "Warning! Carbon Monoxide!", or "Low Battery!"
$ 219.99
free delivery
To the offer
10% discount
Heiman Smoke Detector, Battery Operated Photoelectric Smoke Alarms for Home
UL 217 10th Ed. Certified & Red Dot Awarded â Meets the UL 217 10th Edition safety standard â the newest and most rigorous smoke alarm requirement in North America. but it is not UL Listed or officially UL certified, and may not qualify for local COO building inspections. Its compact, purpose-built design earned the Red Dot Design Award in Germany, combining dependable protection with a clean, modern look that fits seamlessly into todayâs homes.
$ 59.39
$ 65.99
To the offer
Kidde Smoke & CO Detector, Hardwired & 10-Year Battery, 30CUA10, 3 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology engineered for over 25% faster smoke detection*; features an 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
$ 199.97
free delivery
To the offer
Kidde Smoke Detector, 10-Year Battery-Powered, 20SD10-V, 1 Pack
SMOKE DETECTION WITH VOICE ALERTS: Model 20SD10-V, engineered with over 25% smoke detection*, sounds a loud 85-decibel alarm with red LED light when smoke is detected; clear voice alerts announce the hazard to help occupants respond quickly
$ 46.74
free delivery
To the offer
12% discount
X-Sense Interconnected Smoke and CO Detector, SC07-W, 6-Pack
Please Note: The SC07-W supports wireless interconnection but does not have Wi-Fi
$ 237.48
$ 269.99
To the offer
First Alert Hardwire Smoke Alarm, Dual Sensor
First Alert's Precision Detection advanced sensing technology reduces cooking nuisance alarms and delivers early warning
$ 118.38
free delivery
To the offer
Kidde Smoke Detector, AA Battery-Powered, 20SDR-VRF
SMOKE DETECTION WITH VOICE ALERTS: Model 20SDR-VRF detects smoke over 25% faster*; announces "Fire" and sounds a loud 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
$ 47.97
free delivery
To the offer
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Interconnectable, LED Warning Light Indicators, 4 Pack
2-in-1 Detection - Smoke & carbon monoxide detector combo alerts you to both smoke & fire events as well as poisonous, CO gas in a single device
$ 225.99
free delivery
To the offer
Kidde Smoke & CO Detector, AA Battery-Powered, 30CUDR-V, 1 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology engineered for over 25% faster smoke detection*; features an 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
$ 49.96
free delivery
To the offer
Heiman Smoke Detector 10-Year Sealed Battery Powered, UL 217 10th, 3-Pack
ă10-Year Sealed Battery & Hassle-Free Cost SavingsăStop wasting money on annual replacements and hardwiring costs. This premium 10 year battery smoke detector features a long-lasting lithium supply for continuous 24/7 safety monitoring. Specially built for a busy landlord or homeowner, this smoke detector 10 year sealed battery powered device delivers dependable, budget-friendly defense that saves massive cash over a decade.
$ 85.99
free delivery
To the offer
Siterlink Hardwired Interconnected Smoke Detectorsr GS562A 8-Pack
Hardwired Alarm with 9V Battery Backup:Enjoy uninterrupted protection with our hardwired smoke alarm that operates on 120V AC wiring. Even during severe weather or power outages, the 9V battery backup ensures continuous operation, providing worry-free protection for you and your family.
$ 161.99
free delivery
To the offer
First Alert SC5 Battery Smart Smoke & Carbon Monoxide Alarm
Compatible with Google's Nest Protect Alarm
$ 129.94
free delivery
To the offer
SITERWELL Smoke Detector Photoelectric Smoke Alarm 9V Battery Backup
HARDWIRED SMOKE DETECTOR - Hardwired interconnected smoke alarm can connect up to 12 alarms, they can be installed more flexibly at any location within the home to maximize coverage of the secure area. When one of alarms detects smoke, they all sound, more than 85 decibels of alarm sound, so you never miss an emergency and can get out faster.
$ 148.37
free delivery
To the offer
FIRST ALERT BRK SC9120B-3 Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup, White, Pack of 3
Keep your family safe with this 3-pack of hardwired smoke and carbon monoxide alarm; The battery backup means constant monitoring, even if there's a power failure
$ 175.00
free delivery
To the offer
SITERWELL Smoke Detector Alarm, Smoke Detectors 10 Year Battery
ăActivate before Installationă Pull out the battery tab toactivate your smoke alarm. The GS525A smoke alarm must be activated prior toinstallation. Failure to properly install andactivate this alarm will prevent properoperation of this alarm and will prevent itsresponse to fire hazards.
$ 161.99
free delivery
To the offer
10% discount
X-Sense Interconnected Smoke and CO Detector Combo, SC01-W, 3-Pack
Please Note: SC01-W supports wireless interconnection but does not have Wi-Fi
$ 125.98
$ 139.99
To the offer
First Alert Battery Combination Smoke & Carbon Monoxide Alarm
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 124.99
free delivery
To the offer
Kidde Smoke & CO Detector, Hardwired & AA Battery Backup, 30CUAR-V, 3 Pack
2-in-1 DETECTION: Model 30CUAR-V detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a red LED light for clear visual notification suitable for homes
$ 196.97
free delivery
To the offer
Hardwire Smoke Alarm with Battery Backup SM6W01 (3-Pack)
Imported
$ 57.99
free delivery
To the offer
18% discount
SITERWELL Smoke Detector Combo Smoke & Carbon Monoxide Alarm
SITERWELL
$ 48.99
$ 59.99
To the offer
Kidde Smoke & CO Detector, Hardwired & 10-Year Battery, 30CUA10-V, 3 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a loud 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
$ 209.97
free delivery
To the offer
7% discount
Kidde Hardwired Smoke Detector, AA Battery Backup, Interconnectable, LED Warning Light Indicators, 2 Pack
DETECTS SMOKE: Sounds a loud 85-decibel alarm when smoke is detected - 3 long beeps with red LED light flashing in time, repeating.
$ 74.33
$ 79.97
To the offer
Kidde Smoke & CO Detector, Hardwired & AA Battery Backup, 30CUAR, 3 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology for over 25% faster smoke detection*; features a loud 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
$ 179.97
free delivery
To the offer
FIRST ALERT BRK FG250B Dual Ionization Smoke Alarm with 9-Volt Battery, 1", White
Dual Ionization Sensing Chamber
$ 42.99
free delivery
To the offer
10% discount
X-Sense Smoke Detector Carbon Monoxide Alarm Combo, XP0H-SN, 3-Pack
Please Note: The XP0H-SN is a basic standalone unit; does not support wireless interconnection, does not have Wi-Fi, and cannot be used with a base station; for an interconnected version, search for XP0H-WN
$ 113.39
$ 125.99
To the offer
SITERWELL Smoke Detector 10 Year Battery, Small Smoke Fire Detectors
ăActivate before Installationă Pull out the battery tab toactivate your smoke alarm. The GS525A smoke alarm must be activated prior toinstallation. Failure to properly install andactivate this alarm will prevent properoperation of this alarm and will prevent itsresponse to fire hazards.
$ 136.99
free delivery
To the offer
First Alert Hardwire Combination Smoke & Carbon Monoxide Alarm
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 148.62
free delivery
To the offer
SITERWELL 10 Pack Smoke Detector, 10 Year Product Life Fire Alarm
ă10-Year Product LifeăThe smoke detector has 1-year 9V battery. This smoke alarm can be used for ten years with continuous battery replacement. Working smoke detector cut the risk of dying in a home fire by 50% while a home fire starts every 83 seconds! The faster you realize a fire warning, the more time to escape from the fire
$ 131.08
free delivery
To the offer
6% discount
FIRST ALERT SC9120B Corded Electric Combination Alarm with Adapter Plugs for Easy Replacement
Convenient adapter plugs makes it easy to replace existing hardwired alarms without needing to rewire
$ 63.85
$ 67.99
To the offer
Kidde Smoke & CO Detector, AA Battery-Powered, 30CUDR-V, 3 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology engineered for over 25% faster smoke detection*; features an 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
$ 159.97
free delivery
To the offer
First Alert BRK 7030BSL Hardwired Hearing Impaired Combination Alarm with Led Strobe Light, White
Integrated smoke and carbon alarm & strobe light-saves installation times and costs
$ 139.17
free delivery
To the offer
Kidde Smoke Detector, 10-Year Battery-Powered, 20SD10-V, 3 Pack
SMOKE DETECTION WITH VOICE ALERTS: Model 20SD10-V, engineered with over 25% smoke detection*, sounds a loud 85-decibel alarm with red LED light when smoke is detected; clear voice alerts announce the hazard to help occupants respond quickly
$ 129.97
free delivery
To the offer
Kidde Smoke Detector, AA Battery-Powered, 20SDR, 3 Pack
SMOKE DETECTION: Model 20SDR detects smoke over 25% faster*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
$ 84.97
free delivery
To the offer
Kidde Smart Smoke Detector, WiFi, Alexa Compatible Device, Hardwired w/Battery Backup, Voice & App Alerts, 2 Pack
Voice Alarm announces the hazard type when detected: âFire!â = smoke or fire or "Replace Alarm" when the unit has come to its end of life span
$ 146.02
free delivery
To the offer
13% discount
X-Sense Interconnected Smoke and CO Detector, SC07-W, 3-Pack
Please Note: The SC07-W supports wireless interconnection but does not have Wi-Fi
$ 121.47
$ 139.99
To the offer
SITERWELL Smoke Detector, 10 Year Product Life Fire Alarm
ă10-Year Product LifeăThe smoke detector has 1-year 9V battery. This smoke alarm can be used for ten years with continuous battery replacement. Working smoke detector cut the risk of dying in a home fire by 50% while a home fire starts every 83 seconds! The faster you realize a fire warning, the more time to escape from the fire
$ 106.60
free delivery
To the offer
Kidde Smoke & Carbon Monoxide Detector, AA Battery-Powered, 30CUDR, 3 Pack
2-in-1 DETECTION: Model 30CUDR detects both smoke and carbon monoxide and features advanced sensing technology with over 25% faster smoke detection*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
$ 139.97
free delivery
To the offer
Kidde Smoke Detector, Hardwired Smoke Alarm with Battery Backup, Front-Load Battery Door, Test-Silence Button, Pack of 4, White
Front-load battery door â For quick battery replacements
$ 199.00
free delivery
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13% discount
X-Sense Smoke Detector Carbon Monoxide Detector Combo, SC07, 3-Pack
Please Note: The SC07 is a basic standalone unit. It does not support wireless interconnection, Wi-Fi, or base station connection; for wireless interconnection, search for SC07-W
$ 109.98
$ 125.99
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PT520A Natural Gas Detector, Gas Leak Detector with 17-Inch Gooseneck, Locating The Source Like Propane, Methane, and Butane for Home and RV (Includes Battery x3) - Orange
Effective Gas Leak Detector: The TOPTES PT520A natural gas detector detects leaks of methane, propane, natural gas, LPG, butane, and more in tight spaces
$ 39.99
free delivery
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First Alert 10-Year Battery Carbon Monoxide Alarm with Digital Display
Keep your family safe with this easy to use digital-display, 10-year battery operated carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure
$ 44.00
free delivery
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Ting Electrical Fire Prevention Sensor & Service - Residential Use Only
PEACE OF MIND: Ting (the sensor and service) is statistically proven to prevent ~80% of electrical fires, significantly reducing electrical fire risk in homes. Ting alone cannot eliminate 100% of electrical fire risks.
$ 99.00
free delivery
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SITERWELL Hardwired Interconnected Smoke and Carbon Monoxide Detector, 10 Year Product Life Alarm Smoke Carbon Monoxide Detector with 2 AA Batteries Back Up, Smoke and CO Detector Voice Alert,5 Pack
ACCURACY IN ALARMING - Utilizes dual-light wave technology, it is more sensitive to detecting slow smoldering fires which produce light smoke. It can also distinguish non-fire smoke, reducing false alarms and keeping your cooking fun uninterrupted.
$ 263.99
free delivery
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Kidde Smoke Detector, Hardwired with AA Battery Backup, 20SAR, 3 Pack
SMOKE DETECTION: Model 20SAR detects smoke over 25% faster*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
$ 88.94
free delivery
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SITERWELL Smoke Detector 10 Year Battery Smoke Alarm
ăActivate before Installationă Pull out the battery tab toactivate your smoke alarm. The GS525A smoke alarm must be activated prior toinstallation. Failure to properly install andactivate this alarm will prevent properoperation of this alarm and will prevent itsresponse to fire hazards.
$ 75.99
free delivery
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First Alert Battery Combination Smoke & Carbon Monoxide Alarm
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 117.95
free delivery
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10% discount
X-Sense 3-Pack Interconnected Smoke and CO Detector, SC06-W
Please Note: SC06-W supports wireless interconnection but does not have Wi-Fi
$ 125.99
$ 139.99
To the offer
10% discount
X-Sense Smoke Detector and Carbon Monoxide Detector, SC01, 3-Pack
Please Note: SC01 is a basic standalone unit; it does not support wireless interconnection, does not have Wi-Fi, and cannot be used with a base station; for interconnection, search for SC01-W
$ 112.99
$ 125.99
To the offer
15% discount
SITERWELL Smoke and Carbon Monoxide Detector Hardwired Interconnected
ACCURACY IN ALARMING - Utilizes dual-light wave technology, it is more sensitive to detecting slow smoldering fires which produce light smoke. It can also distinguish non-fire smoke, reducing false alarms and keeping your cooking fun uninterrupted.
$ 50.99
$ 59.99
To the offer
SITERWELL Smoke Detector Photoelectric Smoke Alarm 9V Battery
HARDWIRED SMOKE DETECTOR - Hardwired interconnected smoke alarm can connect up to 12 alarms, they can be installed more flexibly at any location within the home to maximize coverage of the secure area. When one of alarms detects smoke, they all sound, more than 85 decibels of alarm sound, so you never miss an emergency and can get out faster.
$ 48.36
free delivery
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X-Sense Wireless Combination Smoke and CO Detector, XP0H-WN, 3-Pack
Please Note: XP0H-WN supports wireless interconnection but does not have Wi-Fi
$ 139.99
free delivery
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First Alert Plug in Carbon Monoxide Alarm with Digital Display
Keep your family safe with this digital display, plug in carbon monoxide alarm; It works with any standard outlet and also has a battery backup for continuous monitoring of Carbon Monoxide levels, even if there's a power failure
$ 44.95
free delivery
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SITERLINK Smoke Detectors 10 Year Battery Backup,GS525A 12 Pack
SITERWELL
$ 219.99
free delivery
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Kidde Smoke Detector, Hardwired & 10-Year Battery Backup, 20SA10, 1 Pack
SMOKE DETECTION: Model 20SA10 features advanced sensing technology that detects smoke over 25% faster*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
$ 39.97
free delivery
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SITERLINK Smoke Detectors 10 Year Battery Backup,GS525A 10 Pack
SITERWELL
$ 180.34
free delivery
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Kidde Smart Smoke Detector with Ring, AA Battery, RGSDR-RW
Real-Time Ring App Notifications: Home or away, get smoke or low battery warnings (no subscription required)
$ 49.98
free delivery
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6% discount
HEIMAN Carbon Monoxide Detectors, Interconnected, UL2034 5th Ed, C1-R,3Pack
ăWireless Interconnected - Whole-Home Protectionă One Starts, All Sounds: No Wi-Fi required! The CO detector is different from traditional alarms; these devices "talk" to each other. When one alarm detects CO, every interconnected unit in your home will sound instantly(656 ft range/200 m). This ensures you hear the alert from any room, providing crucial extra seconds for your family to escape. (If you have Heiman other interconnected products, or a gateway, you can unify safety across rooms)
$ 77.99
$ 82.98
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SITERLINK Smoke Detectors with 9V Replaceable Battery GS509A 10 Pack
SITERWELL
$ 162.99
free delivery
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Kidde Smoke & Carbon Monoxide Detector, AA Battery-Powered, 30CUDR-VRF
2-IN-1 DETECTION WITH VOICE ALERTS: Model 30CUDR-VRF detects smoke and CO with advanced sensing technology for over 25% faster smoke detection*; announces "Fire" or "Warning, Carbon Monoxide" and sounds a loud 85-decibel alarm with red LED light
$ 74.97
free delivery
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First Alert Hardwire Combination Smoke & Carbon Monoxide Alarm with Voice
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 63.90
free delivery
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Kidde Carbon Monoxide Detector, 10-Year Battery-Powered, COB10
DETECTS CARBON MONOXIDE: Model COB10 monitors CO and sounds a loud 85-decibel alarm to signal evacuation to fresh air; LED warning light indicates hazard; test/hush button allows quick checks or temporary silencing; replaces model C3010
$ 43.97
free delivery
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Kidde Smoke & Carbon Monoxide Detector, AA Battery Powered, not wired, Voice Alerts, LED Warning Light Indicators
2-in-1 Detection - Smoke & carbon monoxide detector combo alerts you to both smoke & fire events as well as poisonous, CO gas in a single device
$ 55.99
free delivery
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SITERWELL Smoke & CO Detector Interconnected, Hardwired & AA Battery
WIRED OR WIRELESS CONNECTION - This smoke and carbon monoxide detector can be hardwired or wirelessly connected to up to 12, so when one alarm is triggered, they all sound and notify everyone of the emergency.
$ 138.99
free delivery
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First Alert PRC710 PC1210 10-Year Combination Carbon Monoxide and Photoelectric Smoke Detector, Frustration Free
Includes Carbon Monoxide Alarm along with the Smoke/Fire Detector all-in-one unit
$ 57.99
free delivery
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SITERLINK Smoke Detectors 10 Year Battery Backup,GS525A 8 Pack
SITERWELL
$ 146.32
free delivery
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Kidde Smart Smoke & CO Detector with Ring, AA Battery, RGCUDR-RW
Double the Detection: Alerts you to both smoke and carbon monoxide (CO)
$ 69.97
free delivery
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Kidde Hardwire Smoke Detector with 9V Battery Backup and Front Load Battery Door | Model I4618AC
Front Load Battery Compartment for easy battery replacement
$ 59.99
free delivery
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First Alert Hardwired Smoke and Carbon Monoxide Detector Combination Alarms with 10-Year Battery Backup, SMICO105-AC, 6 Pack
First Alert
$ 316.99
free delivery
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SITERLINK Smoke Detectors with 9V Replaceable Battery GS509A 4 Pack
SITERWELL
$ 70.99
free delivery
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SITERWELL Smoke Detector 10 Year Battery,5 Packs Smoke Fire Detectors
ăActivate before InstallationăPull out the battery tab toactivate your smoke alarm. The home smoke detectors must be activated prior toinstallation. Failure to properly install andactivate this alarm will prevent properoperation of this alarm and will prevent itsresponse to fire hazards.
$ 103.99
free delivery
To the offer
6% discount
Kidde Carbon Monoxide Detector, AA Battery-Powered, COBDL
DETECTS CARBON MONOXIDE: Model COBDL monitors CO and sounds a loud 85 dB alarm to signal evacuation to fresh air; LED warning light indicates hazard; Test/Hush button allows quick checks or temporary silencing
$ 40.47
$ 42.97
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SITERWELL Smoke Detector Fire Alarms, 10 Year Battery Smoke Alarm Fire Detectors with Photoelectric Sensor & Low Battery, UL217 10th Listed, GS525A, 10 Packs
ăMeets UL217-10th StandardsăThe GS525A smoke alarm is UL217-certified. Its photoelectric technology excels at detecting slow smoldering firesâgiving you early warning when every second counts.
$ 252.65
free delivery
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Kidde Carbon Monoxide Detector, Plug-in & AA Battery Backup, COPD
DETECTS CARBON MONOXIDE: With backlit display that shows CO levels & sounds a loud 85 dB alarm when CO is detected to signal evacuation; sleep peacefully with no nighttime chirps; LED warning light indicates hazard; Test/Hush button for quick checks
$ 43.97
free delivery
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First Alert SMCO210 Sealed 10-Year Battery Combo Smoke and Carbon Monoxide Detector with Slim Profile Design
Reliable Detector: The First Alert SMCO210 Sealed 10-Year Battery Combo Smoke and CO alarm provides reliable 2-in-1 protection against both smoke and carbon monoxide in an easy to install detector
$ 47.99
free delivery
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SITERWELL Smoke Detector, Photoelectric Fire Alarm with 9V Backup Battery, Hardwired Smoke Alarm Interconnected, Fire Detectors with Test/Silence Button for Home Safety, 4 Packs
ăAdvanced Photoelectric,Reduce FalseăAlarms Equipped with high-sensitivity photoelectric smoke sensor, this electric smoke alarm responds in 1 second and delivers 5x higher accuracy than traditional detectors. It effectively identifies slow smoldering fires and combustion particles, greatly minimizing false alarms from cooking and daily interference. Real-time monitoring provides reliable home fire safety protection for kitchen, living room and whole-house use.
$ 78.27
free delivery
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X-Sense Wireless Combination Smoke and CO Detector, XP0H-WN, 1-Pack
Please Note: XP0H-WN supports wireless interconnection but does not have Wi-Fi
$ 49.99
free delivery
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Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery, 30CUD10, 3 Pack
Kidde
$ 169.97
free delivery
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Kidde 21010164 10 Year Battery Smoke Alarm | Photoelectric | Living Area | Model P3010L
Ideal for the living area with 10-year sealed lithium battery and Hush feature to silence nuisance alarms
$ 59.95
free delivery
To the offer
10% discount
Kidde KN-COSM-IBA Hardwire Combination Smoke Carbon Monoxide Detector Battery Backup Voice Warning Interconnectable (2-Pack)
Talking alarm announces the hazard type detected helping to speed up reaction time
$ 190.00
$ 210.00
To the offer
SITERWELL Smoke Detector Fire Alarms, 10 Year Battery Smoke Alarm Fire Detectors with Photoelectric Sensor & Low Battery, UL217 10th Listed, GS525A, 6 Packs
ăMeets UL217-10th StandardsăThe GS525A smoke alarm is UL217-certified. Its photoelectric technology excels at detecting slow smoldering firesâgiving you early warning when every second counts.
$ 162.29
free delivery
To the offer
Kidde Smart CO Detector + Indoor Air Quality, Plug-in & AA Battery, COPDLQW
REAL-TIME NOTIFICATIONS: Sends alerts via the Kidde App (no subscription required); monitors indoor air quality, humidity, and TVOC levels; uses 2.4 GHz Wi-Fi; sounds a loud 85-dB alarm when CO is detected
$ 79.97
free delivery
To the offer
6% discount
First Alert 10 Year Back Up Hard-Wired w/Battery Back-Up Ionization Smoke and Carbon Monoxide Detect
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 64.93
$ 68.95
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First Alert Plug in Carbon Monoxide Alarm
Keep your family safe from carbon monoxide in multiple rooms with this convenient plug-in carbon monoxide alarm 3-pack; the alarms work with any standard outlet
$ 74.97
free delivery
To the offer
We have found a total of 146 smoke detectors deals for you at amazon, Acme Tools, Ace Hardware, and other shops. The most popular brands are: Kidde, First Alert, and SITERWELL. Today's offer is First Alert 10-Year Battery Combination Smoke & Carbon Monoxide Alarm with 34% discount. The lowest price we found in our deals is $ 39.97 . The highest price in our price comparison is $ 379.00 . Currently, we have selected 8 reliable shops for you to buy smoke detectors affordably.