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Best Firex smoke alarms Deals in the United States

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20 deals found

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Deals are available from 8 stores and 2 brands. An additional discount is available for 2 items. Last updated on September 23, 2025.
Kidde Detect Series 30CUAR Hardwired Interconnectable Smoke and Carbon Monoxide Alarm with (2) AA Backup Batteries 21031529
Kidde Detect Series 30CUAR Hardwired Interconnectable Smoke and Carbon Monoxide Alarm with (2) AA Backup Batteries 21031529
Kidde Detect Series 30CUAR Hardwired Interconnectable Smoke and Carbon Monoxide Alarm with (2) AA Backup Batteries 21031529
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Kidde Detect Series 30CUDR10 Battery-Powered Smoke and Carbon Monoxide Alarm with 10-Year Battery 21031514
Kidde Detect Series 30CUDR10 Battery-Powered Smoke and Carbon Monoxide Alarm with 10-Year Battery 21031514
Kidde Detect Series 30CUDR10 Battery-Powered Smoke and Carbon Monoxide Alarm with 10-Year Battery 21031514
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Kidde Detect Series 30CUDR-V Battery-Powered Smoke and Carbon Monoxide Alarm with Voice Alert and (2) AA Batteries 21032777
Kidde Detect Series 30CUDR-V Battery-Powered Smoke and Carbon Monoxide Alarm with Voice Alert and (2) AA Batteries 21032777
Kidde Detect Series 30CUDR-V Battery-Powered Smoke and Carbon Monoxide Alarm with Voice Alert and (2) AA Batteries 21032777
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KIDDE 30CUD10 Smoke/Carbon Mono Alarm,Photoelectric
KIDDE 30CUD10 Smoke/Carbon Mono Alarm,Photoelectric
KIDDE 30CUD10 Smoke/Carbon Mono Alarm,Photoelectric
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KIDDE CUAC10YFEX-V Smoke/Carbon Mono Alarm,Photoelectric
KIDDE CUAC10YFEX-V Smoke/Carbon Mono Alarm,Photoelectric
KIDDE CUAC10YFEX-V Smoke/Carbon Mono Alarm,Photoelectric
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SYSTEM SENSOR DST5 Sampling Tube,Smoke Detector
SYSTEM SENSOR DST5 Sampling Tube,Smoke Detector
SYSTEM SENSOR DST5 Sampling Tube,Smoke Detector
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Wireless Smoke Detector Smoke Alarm Photoelectric Sensor Fire Alarm Detector Advanced Smoke Alarm WiFi APP
36% Off
Wireless Smoke Detector Smoke Alarm Photoelectric Sensor Fire Alarm Detector Advanced Smoke Alarm WiFi APP
Wireless Smoke Detector Smoke Alarm Photoelectric Sensor Fire Alarm Detector Advanced Smoke Alarm WiFi APP
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$56.13
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Kidde 27537 - 120V AC/DC PHOTO SMOKE ALARM,TEN YEAR SEALED BATTERY BACKUP, VOICE Safety Alarm
Kidde 27537 - 120V AC/DC PHOTO SMOKE ALARM,TEN YEAR SEALED BATTERY BACKUP, VOICE Safety Alarm
Kidde 27537 - 120V AC/DC PHOTO SMOKE ALARM,TEN YEAR SEALED BATTERY BACKUP, VOICE Safety Alarm
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Kidde Smoke Alarm, Flashing LED, 9V Battery Included, white (KID440374) Each Kidde Safety Alarm Lock
Kidde Smoke Alarm, Flashing LED, 9V Battery Included, white (KID440374) Each Kidde Safety Alarm Lock
Kidde Smoke Alarm, Flashing LED, 9V Battery Included, white (KID440374) Each Kidde Safety Alarm Lock
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Kidde Smoke Alarm, 85 dB, Visual, Audible, Surface Mount, Wall Mountable, Ceiling Mountable, Red, Green, Amber, White (KID21031447) Each Detectors
Kidde Smoke Alarm, 85 dB, Visual, Audible, Surface Mount, Wall Mountable, Ceiling Mountable, Red, Green, Amber, White (KID21031447) Each Detectors
Kidde Smoke Alarm, 85 dB, Visual, Audible, Surface Mount, Wall Mountable, Ceiling Mountable, Red, Green, Amber, White (KID21031447) Each Detectors
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Kidde Front-Load Smoke Alarm w/Mounting Bracket, Hush Feature (KID09769997) Each Kidde Safety Smoke / Carbon Monoxide Detectors
Kidde Front-Load Smoke Alarm w/Mounting Bracket, Hush Feature (KID09769997) Each Kidde Safety Smoke / Carbon Monoxide Detectors
Kidde Front-Load Smoke Alarm w/Mounting Bracket, Hush Feature (KID09769997) Each Kidde Safety Smoke / Carbon Monoxide Detectors
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Tuya ZigBee Smart Smoke Detector Security Protection Smoke Alarm Fire Protection For Home Security System Via Smart Life Ap
37% Off
Tuya ZigBee Smart Smoke Detector Security Protection Smoke Alarm Fire Protection For Home Security System Via Smart Life Ap
Tuya ZigBee Smart Smoke Detector Security Protection Smoke Alarm Fire Protection For Home Security System Via Smart Life Ap
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$54.33
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Kidde Safety 21007385N Smoke Alarm, Photo/Ion, Dual Sensor, Batt Opr, White KID21007385N
Kidde Safety 21007385N Smoke Alarm, Photo/Ion, Dual Sensor, Batt Opr, White KID21007385N
Kidde Safety 21007385N Smoke Alarm, Photo/Ion, Dual Sensor, Batt Opr, White KID21007385N
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First Alert Sealed 10-Year-Battery Smoke Alarm With Safety Path Light And Slim Profile, 6-3/4"l X 8-1/2"w X 1-1/2"d, White
First Alert Sealed 10-Year-Battery Smoke Alarm With Safety Path Light And Slim Profile, 6-3/4"l X 8-1/2"w X 1-1/2"d, White
First Alert Sealed 10-Year-Battery Smoke Alarm With Safety Path Light And Slim Profile, 6-3/4"l X 8-1/2"w X 1-1/2"d, White
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Kidde Safety KID09769997 Front-Load Smoke Alarm w/Mounting Bracket, Hush Feature KDD0976-9997
Kidde Safety KID09769997 Front-Load Smoke Alarm w/Mounting Bracket, Hush Feature KDD0976-9997
Kidde Safety KID09769997 Front-Load Smoke Alarm w/Mounting Bracket, Hush Feature KDD0976-9997
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