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    FIRST ALERT SA520B Smoke Alarm, Photoelectric Sensor, 85 dB @ 10 ft Audible

    FIRST ALERT SA520B Smoke Alarm, Photoelectric Sensor, 85 dB @ 10 ft Audible

    Smoke Alarm, Battery Chemistry Alkaline, Battery Location Side, Battery Locking Pin Yes, Battery Size AA, Communication Protocol Wireless, Compatible With BRK Hardwired Alarms, BRK Wireless Interconnect Alarms, Detector Type Smoke Detector, Features... more

    $41.99

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    First Alert Photoelectric Dual Sensor Smoke Detector in Gray | 5.25 H x 5.15 W x 2.6 D in | Wayfair 3120B

    First Alert Photoelectric Dual Sensor Smoke Detector in Gray | 5.25 H x 5.15 W x 2.6 D in | Wayfair 3120B

    The BRK model no. 3120B is a wire-in, 120 V AC 60 Hz single and/or multiple station photoelectric and ionization dual sensor smoke alarm specifically designed for residential and institutional applications including sleeping rooms of hospitals, hotels,... more

    $46.83

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    First Alert Photoelectric Smoke Fire Detector in Gray | 8.45 H x 6.7 W x 3.55 D in | Wayfair 1039826

    First Alert Photoelectric Smoke Fire Detector in Gray | 8.45 H x 6.7 W x 3.55 D in | Wayfair 1039826

    The First Alert interconnected wireless smoke alarm with voice location is designed to notify you of trouble with both an 85 dB siren and voice notification. The battery-operated unit can be installed easily, without wires or an electrician. The units... more

    $58.84

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    FIRST ALERT 7020BSL Smoke Alarm, Photoelectric Sensor, 85 dB @ 10 ft Audible

    FIRST ALERT 7020BSL Smoke Alarm, Photoelectric Sensor, 85 dB @ 10 ft Audible

    Smoke Alarm, Battery Chemistry Lithium, Battery Location Side, Battery Locking Pin No, Battery Size 3V, Communication Protocol Not Applicable, Compatible With BRK Hardwired Alarms, Detector Type Smoke Detector, Features Alarm Latch, Low Battery Latch,... more

    $114.99

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    First Alert Smoke Detector in Gray | 8.5 H x 6.75 W x 3.5 D in | Wayfair 1039814

    First Alert Smoke Detector in Gray | 8.5 H x 6.75 W x 3.5 D in | Wayfair 1039814

    The First Alert 0827B sealed lonization smoke alarm features a 10-year sealed lithium battery, eliminating the need for battery replacements during the lifetime of the alarm. This smoke detector with ionization sensor has a tamperproof design, a mute... more

    $32.88

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    First Alert Photoelectric Smoke Detector in Gray | 9.4 H x 7 W x 4.5 D in | Wayfair 1042409

    First Alert Photoelectric Smoke Detector in Gray | 9.4 H x 7 W x 4.5 D in | Wayfair 1042409

    The First Alert 10-year battery operated slim design smoke alarm provides the same protection as a standard smoke alarm while taking up only a fraction of the space. The alarms feature a built-in lithium-ion battery that provides continuous power for... more

    $59.91

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    BRK First Alert Carbon Monoxide, Photoelectric Smoke Detector

    BRK First Alert Carbon Monoxide, Photoelectric Smoke Detector

    The First Alert PRC710B is a 10 Year 2-in-1 Photoelectric Smoke Detector with Carbon Monoxide Alarm features our new Slim Design and Maximum Protection. more

    $51.49

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    First Alert Hard-Wired w/Battery Back-up Photoelectric Smoke Detector

    First Alert Hard-Wired w/Battery Back-up Photoelectric Smoke Detector

    Promote greater fire safety with theFirst Alert7010B Hardwired Photoelectric Smoke Alarm with Battery Backup. more

    $119.49 $101.57

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    First Alert Smoke Detector in Gray | 5.85 H x 14.5 W x 5.6 D in | Wayfair 7010B6CP

    First Alert Smoke Detector in Gray | 5.85 H x 14.5 W x 5.6 D in | Wayfair 7010B6CP

    Promote greater fire safety with the First Alert 7010B Hardwired Photoelectric Smoke Alarm with Battery Backup. This hardwired smoke detector uses a photoelectric smoke sensor to reliably detect smoke produced by smoldering fires, helping give you and... more

    $119.99 $106.43

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    First Alert Battery Electrochemical/Photoelectric Smoke and Carbon Monoxide Detector

    First Alert Battery Electrochemical/Photoelectric Smoke and Carbon Monoxide Detector

    Brand Name: First Alert Power Type: Battery Sensor Type: Electrochemical/Photoelectric Product Type: Smoke and Carbon Monoxide Detector Low Battery Indicator: Yes UL Listed: Yes Test and or Reset Button: Yes Number in Package: 1 pk Packaging Type:… more

    $62.99

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    First Alert CO710 Carbon Monoxide Detector with 10-Year Battery and Digital Temperature Display. 10 Pack.

    First Alert CO710 Carbon Monoxide Detector with 10-Year Battery and Digital Temperature Display. 10 Pack.

    First Alert CO710 Carbon Monoxide Detector with 10-Year Battery and Digital Temperature Display. 10 Pack. more

    $404.10 $314.40

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    FIRST ALERT 1039727 Carbon Monoxide Alarm, Electrochemical Sensor, 85 dB @ 10

    FIRST ALERT 1039727 Carbon Monoxide Alarm, Electrochemical Sensor, 85 dB @ 10

    Carbon Monoxide Alarm, Battery Chemistry Alkaline, Battery Location Front, Battery Locking Pin Yes, Battery Size AA, Communication Protocol Not Applicable, Compatible With Not Applicable, Detector Type CO Detector, Features Front Loading Battery,... more

    $52.99

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    First Alert Photoelectric Smoke Fire Detector in Gray | 5.85 H x 5.7 W x 8.9 D in | Wayfair 1040958

    First Alert Photoelectric Smoke Fire Detector in Gray | 5.85 H x 5.7 W x 8.9 D in | Wayfair 1040958

    6 pc 10YR Battery Photo Smoke Alarm Contractor Pack - This BRK Slim Photoelectric Smoke Alarms includes a 10-Year Battery helping protect your home by providing up to a decade of uninterrupted monitoring. This low-profile smoke alarm uses an... more

    $134.69

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    First Alert Smoke & Carbon Monoxide Detector in Black | 8.5 H x 6.7 W x 3.6 D in | Wayfair 1044807

    First Alert Smoke & Carbon Monoxide Detector in Black | 8.5 H x 6.7 W x 3.6 D in | Wayfair 1044807

    This easy-to-install First Alert Z-Wave smoke and carbon monoxide alarm is designed for compatibility with certified First Alert enabled Z-Wave devices. It can send you mobile alerts in the event of an emergency and includes an insect-screened... more

    $56.57

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    First Alert Photoelectric Smoke & Carbon Monoxide Detector in Gray | 6.25 H x 6.1 W x 9.25 D in | Wayfair 1040957

    First Alert Photoelectric Smoke & Carbon Monoxide Detector in Gray | 6.25 H x 6.1 W x 9.25 D in | Wayfair 1040957

    6 pc 10YR Battery Photo Smoke/CO Alarm - The First Alert Ten-Year 2-in-1 photoelectric smoke detector with carbon monoxide alarm features our new slim design and maximum protection. It's protection at its finest and lasts a full 10 years without the... more

    $254.99

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    First Alert Smoke & Carbon Monoxide Detector, Wood in Black | 6.2 H x 12.3 W x 6 D in | Wayfair SC9120B6CP

    First Alert Smoke & Carbon Monoxide Detector, Wood in Black | 6.2 H x 12.3 W x 6 D in | Wayfair SC9120B6CP

    6 pc Hardwire Ion Smoke/CO Alarm Contractor Pack - The BRK SC9120B hardwire combination smoke and carbon monoxide alarm detects two hazards with one simple unit. Carbon monoxide (CO) is a colorless, odorless, deadly gas. It can be emitted by sources... more

    $221.59

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    First Alert Electrochemical Smoke & Carbon Monoxide Detector in Black | 8.45 H x 6.75 W x 3.55 D in | Wayfair 1042107

    First Alert Electrochemical Smoke & Carbon Monoxide Detector in Black | 8.45 H x 6.75 W x 3.55 D in | Wayfair 1042107

    This hardwired combination smoke and carbon monoxide detector includes a 9-volt battery backup that continues to protect you in the event of a power failure. The alarm features electrochemical CO sensing technology, an ionization sensor for smoke... more

    $53.05

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    BRK First Alert - SCO2B Battery Powered Smoke & Carbon Monoxide Alarm

    BRK First Alert - SCO2B Battery Powered Smoke & Carbon Monoxide Alarm

    As one of the most intelligent BRK smoke detectors, the BRK SCO2B model is an electrochemical battery-powered smoke and carbon monoxide alarm. more

    $31.99 $30.39

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    First Alert Battery Photoelectric Smoke & Carbon Monoxide Alarm in Gray | 5.67 H x 5.67 W x 1 D in | Wayfair 1039868

    First Alert Battery Photoelectric Smoke & Carbon Monoxide Alarm in Gray | 5.67 H x 5.67 W x 1 D in | Wayfair 1039868

    This First Alert Battery Photoelectric Smoke and Carbon Monoxide Alarm with voice and location has a slim profile, designed to blend more fully into the wall and out of sight. The battery-operated smoke and carbon monoxide detector alerts you to... more

    $55.23

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    First Alert Battery Photoelectric Smoke & Carbon Monoxide Alarm in Gray | 5.67 H x 5.67 W x 1 D in | Wayfair 1039871

    First Alert Battery Photoelectric Smoke & Carbon Monoxide Alarm in Gray | 5.67 H x 5.67 W x 1 D in | Wayfair 1039871

    This First Alert Battery Photoelectric Smoke and Carbon Monoxide Alarm has a slim profile, designed to blend more fully into the wall and out of sight. The battery-operated smoke and carbon monoxide detector alerts you to possible smoke or carbon... more

    $64.98

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    First Alert Carbon Monoxide Detector in Black | 5.85 H x 5.7 W x 2.5 D in | Wayfair SCO2B

    First Alert Carbon Monoxide Detector in Black | 5.85 H x 5.7 W x 2.5 D in | Wayfair SCO2B

    The BRK SCO2B battery powered smoke and CO combo alarm is powered by a single 9V alkaline battery. It is tested and silenced by a single button. Electrochemical carbon monoxide sensor is the most accurate. It also includes a dust cover to help to... more

    $46.82

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    First Alert Carbon Monoxide Detector in Black | 8.5 H x 6.75 W x 3.2 D in | Wayfair 1039935

    First Alert Carbon Monoxide Detector in Black | 8.5 H x 6.75 W x 3.2 D in | Wayfair 1039935

    2 in 1 Battery-powered smoke & CO alarm with silence/test button Features convenient silence/test button, blinking power light, 85-decibel alarm Also includes side battery drawer and missing battery guard Low battery warning and tamper resistant 9-volt... more

    $43.91

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    First Alert Battery-operated Photoelectric Smoke Alarm in Gray | 2 H x 6.75 W x 8.5 D in | Wayfair FAT1039772

    First Alert Battery-operated Photoelectric Smoke Alarm in Gray | 2 H x 6.75 W x 8.5 D in | Wayfair FAT1039772

    Help protect your home with the product. This low-profile smoke alarm uses an ultra-reliable photoelectric sensor to detect smoke from slow-burning, smoldering fires. Half as thick as a standard alarm, this detector has a slim, contemporary design that... more

    $39.98

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    First Alert Battery Photoelectric Smoke & Carbon Monoxide Alarm in Gray | Wayfair 1039839

    First Alert Battery Photoelectric Smoke & Carbon Monoxide Alarm in Gray | Wayfair 1039839

    The First Alert Battery Photoelectric Smoke and Carbon Monoxide Alarm detects both smoke and carbon monoxide. It is a wireless-enabled battery-operated detector that features an 85-decibel siren plus a voice alarm to let you know where the danger is.... more

    $71.09

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    First Alert Carbon Monoxide Detector in Black | 4.2 H x 11.2 W x 5.55 D in | Wayfair CO400B6CP

    First Alert Carbon Monoxide Detector in Black | 4.2 H x 11.2 W x 5.55 D in | Wayfair CO400B6CP

    The First Alert CO400 Carbon Monoxide Alarm utilizes an electrochemical carbon monoxide sensor to detect carbon monoxide. This carbon monoxide detector is battery operated, making it portable and easy to use, even in the event of a power outage. When... more

    $113.69

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    First Alert Plug-in Electrochemical Carbon Monoxide Detector

    First Alert Plug-in Electrochemical Carbon Monoxide Detector

    This First Alert plug-in carbon monoxide alarm easily plugs into any standard outlet with no additional mounting necessary. Mute button silences any nuisance alarms. Single button also tests alarm functions. more

    $38.49 $36.57

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    First Alert Plug-In Carbon Monoxide Detector in Black | 8.45 H x 6.7 W x 2.7 D in | Wayfair 1039730

    First Alert Plug-In Carbon Monoxide Detector in Black | 8.45 H x 6.7 W x 2.7 D in | Wayfair 1039730

    This First Alert plug-in carbon monoxide alarm easily plugs into any standard outlet with no additional mounting necessary. Mute button silences any nuisance alarms. Single button also tests alarm functions. Utilizes electrochemical sensor for... more

    $35.01

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    First Alert Carbon Monoxide Detector in Black | 9.45 H x 6.95 W x 4.15 D in | Wayfair 1039741

    First Alert Carbon Monoxide Detector in Black | 9.45 H x 6.95 W x 4.15 D in | Wayfair 1039741

    The 2-pack First Alert carbon monoxide alarm utilizes an electrochemical carbon monoxide sensor to detect carbon monoxide. The battery-powered design of this personal carbon monoxide detector means your space can be monitored for dangerous carbon... more

    $54.97

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    First Alert Electrochemical Carbon Monoxide Detector in Black | 9.5 H x 6.95 W x 4.1 D in | Wayfair 1042411

    First Alert Electrochemical Carbon Monoxide Detector in Black | 9.5 H x 6.95 W x 4.1 D in | Wayfair 1042411

    The First Alert Carbon Monoxide Plug-In Alarm with battery backup features an electrochemical CO sensor to alert you to dangerous levels of carbon monoxide. This carbon monoxide detector plugs into any standard electrical socket to monitor CO levels in... more

    $59.29

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    First Alert Carbon Monoxide Detector in Black | 8.45 H x 6.75 W x 1.3 D in | Wayfair 1039753

    First Alert Carbon Monoxide Detector in Black | 8.45 H x 6.75 W x 1.3 D in | Wayfair 1039753

    This First Alert carbon monoxide alarm features a 10-year built-in lithium battery for continuous monitoring during the life of the alarm, and uses an electrochemical carbon monoxide sensor and an 85-decibel alarm to alert you to CO threats. The... more

    $60.78

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    First Alert Hard-Wired Photoelectric Electrochemical Smoke & Carbon Monoxide Alarm in Gray | 5 H x 5 W x 2 D in | Wayfair SC7010B

    First Alert Hard-Wired Photoelectric Electrochemical Smoke & Carbon Monoxide Alarm in Gray | 5 H x 5 W x 2 D in | Wayfair SC7010B

    This Hard-Wired Photoelectric Electrochemical Smoke and Carbon Monoxide Alarm features two latching features. The spread spectrum horn tone has a lower and varying frequency that makes it easier for the elderly with a normal age-related hearing loss to... more

    $68.78

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    First Alert Battery Photoelectric Smoke Alarm

    First Alert Battery Photoelectric Smoke Alarm

    Brand Name: First Alert Power Type: Battery Sensor Type: Photoelectric Product Type: Smoke Alarm Detects Carbon Monoxide: No Test and or Reset Button: Yes Number in Package: 1 each Volts: 120 UL Listed: Yes Packaging Type: Clamshell more

    $66.48 $56.51

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    First Alert Dual-Sensor Smoke Fire Alarm in Gray | 3.25 H x 6.75 W x 8.5 D in | Wayfair FAT1039828

    First Alert Dual-Sensor Smoke Fire Alarm in Gray | 3.25 H x 6.75 W x 8.5 D in | Wayfair FAT1039828

    The product provides early warning of both flaming and smoldering fires. Additionally, its intelligent sensing technology is designed to cut down on false alarms from cooking smoke or other common false-alarm triggers. A single button both silences and... more

    $55.35

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    First Alert Dual-Sensor Smoke Fire Alarm in Gray | 3.25 H x 6.75 W x 8.5 D in | Wayfair FAT1039828

    First Alert Dual-Sensor Smoke Fire Alarm in Gray | 3.25 H x 6.75 W x 8.5 D in | Wayfair FAT1039828

    The product provides early warning of both flaming and smoldering fires. Additionally, its intelligent sensing technology is designed to cut down on false alarms from cooking smoke or other common false-alarm triggers. A single button both silences and... more

    $55.35

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    First Alert 10-Year Sealed Battery Photoelectric Smoke Alarm with Emergency Light - 1 Each

    First Alert 10-Year Sealed Battery Photoelectric Smoke Alarm with Emergency Light - 1 Each

    Nuisance free and hassle free, slim style smoke alarm. Adds an element of style to safety. Half the size of the standard alarm with all the protection needed to keep what matters most safe and secure. more

    $52.13

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    BRK First Alert -SC7010BV Carbon Monoxide & Smoke Alarm, Photoelectric

    BRK First Alert -SC7010BV Carbon Monoxide & Smoke Alarm, Photoelectric

    Brand Name: First Alert Power Type: Hard-Wired with Battery Back-up Sensor Type: Electrochemical/Photoelectric Product Type: Smoke and Carbon Monoxide Alarm Packaging Type: Boxed ETL Listed: Yes CSA Listed: No UL Listed: Yes Test and or Reset Button: Yes… more

    $65.49

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    First Alert Battery Ionization/Photoelectric Sensor Smoke Alarm in Gray | 5.4 H x 5.4 W x 1.12 D in | Wayfair 1039828

    First Alert Battery Ionization/Photoelectric Sensor Smoke Alarm in Gray | 5.4 H x 5.4 W x 1.12 D in | Wayfair 1039828

    The First Alert Battery Ionization/Photoelectric Sensor Smoke Alarm provides early warning of both flaming and smoldering fires. Additionally, its intelligent sensing technology is designed to cut down on nuisance alarms from cooking smoke or other... more

    $48.88

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    BRK First Alert - SA350B Smoke Alarm - Dual Ionization Sensor

    BRK First Alert - SA350B Smoke Alarm - Dual Ionization Sensor

    The First Alert SA350B is a smoke alarm with a 10-year lithium battery. Featuring an ionization smoke sensing chamber which may detect invisible fire particles (associated with flaming fires) sooner than photoelectric alarms. more

    $29.99 $28.49

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    BRK First Alert - SC9120LBL Hardwired Smoke & Carbon Monoxide Alarm

    BRK First Alert - SC9120LBL Hardwired Smoke & Carbon Monoxide Alarm

    The First Alert SC9120LBL hardwired combination smoke/CO alarm connects directly to your home electrical system. In the event of a power outage, the smoke/CO alarm is equipped with a 10-year lithium battery backup. more

    $57.49 $54.62

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    First Alert Photoelectric Smoke & Carbon Monoxide Combo Alarm in Gray | 1.25 H x 6.75 W x 8.5 D in | Wayfair FAT1039868

    First Alert Photoelectric Smoke & Carbon Monoxide Combo Alarm in Gray | 1.25 H x 6.75 W x 8.5 D in | Wayfair FAT1039868

    The product helps protect your home from 2 potentially deadly threats by providing up to a decade of uninterrupted monitoring. Equipped with dual sensors, this low-profile alarm detects smoke from slow-burning, smoldering fires and elevated carbon... more

    $79.11

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    More information about Home Security

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