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Alarm features an ionization sensor for smoke detection, which is effective in recognizing smoke from flaming fires such as paper and grease fires.
Same features as sa340cn and SA340B but adds Sealed Battery Technology. Ionization Sensor. States/cities where required. Perfect mount allows for easy alignment of alarm. Battery-operated unit provides continuous monitoring even if there's a power failure: Plus, it's easy to install. No battery changes for the Life of the Alarm; 3V Lithium Power Cell Included.


Emits T3 Pattern. Equipped with a dual photoelectric and ionization smoke sensor to quickly detect both fast burning and smoldering fires. Photoelectric and ionization sensors provide comprehensive fire detection.

Single test/silence button lets you easily check alarm function and mute false alarms; Use Polaroid AA batteries for best results. Help keep your family safe with this battery operated smoke alarm; It requires no rewiring for installation and provides continuous monitoring even if there's a power failure.

Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection.
Rigorously tested to meet UL standards. Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected. 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.

Features a built-in 10-year lithium battery to help protect your home for up to a decade of uninterrupted monitoring, even in a power outage. Ft 20–40 m², and when smoke is detected, the smoke alarm sounds a loud 85 dB siren that can be easily heard.

The high-quality photoelectric smoke sensor is more sensitive at detecting smoke from smoldering fires and sounds quickly to alert you of any fire hazard.
The smoke detector has an automatic self-test function; it tests the battery and photoelectric sensor every 60 seconds to ensure fast and accurate alerts. With the 10-year sealed battery smoke alarm, you won’t have to worry about changing the battery and your home and family are always protected, even during power outages.

Replacement alert - indicates when the smoke alarm needs to be replaced; tamper-resistant technology deters removal of the unit or battery from the wall or ceiling.
Sealed-in lithium battery never replace battery over the ten-year life of the alarm. Test-silence button - allows for test & silence of alarm. Rapidly flashing red led alerts the user if the alarm has sounded since the last time the test reset button was used. Easy installation & no battery fuss - smoke alarm will automatically activate when attached to the mounting bracket.

Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast flaming fires and alerts you with an 85 decibel alarm. Keep your family safe with this hardwired smoke alarm the battery backup means constant monitoring, even if there's a power failure.
Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Rigorously tested to meet ul standards120 volt AC power with 9V battery backup to keep alarm functioning during power outage. Simple to use, with a single test/silence button, and side load battery compartment tamper resistant locking brackets and universal mounting brackets make installation easy.

Low battery signal mute, quiets low battery signal for up to 8 hours. Features an electrochemical carbon monoxide sensing technology as well as a photoelectric sensor that detects the larger particles of a smoldering fire. Keep your family safe with this battery operated smoke and carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure.
First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018. 7 year limited warranty; equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety; All first alert alarms are rigorously tested to meet UL standards.
1. FIRST ALERT
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First Alert 0827B Ionization Smoke Alarm with 10-Year Sealed Tamper-Proof Battery , White
#adFIRST ALERT #ad - No battery changes for the Life of the Alarm; 3V Lithium Power Cell Included. Complies with all current 10-year legislation in U. S. 10-year limited warranty. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018.Alarm features an ionization sensor for smoke detection, which is effective in recognizing smoke from flaming fires such as paper and grease fires.
More information #ad
Perfect mount allows for easy alignment of alarm. 10-year limited warranty. Ionization Sensor. Alarm also features loud 85-decibel alarm, easy mounting bracket, a single test/silence button, and an end-of-life signal so you know when to replace the unit. Same features as sa340cn and SA340B but adds Sealed Battery Technology. Ionization Sensor. States/cities where required. Perfect mount allows for easy alignment of alarm. Battery-operated unit provides continuous monitoring even if there's a power failure: Plus, it's easy to install. No battery changes for the Life of the Alarm; 3V Lithium Power Cell Included.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 5.6 Inches |
Length | 5.6 Inches |
Weight | 0.01 Pounds |
Width | 2.25 Inches |
Part Number | FBA_0827B |
Model | 0827B |
Warranty | ------- |
More information #ad
2. Kidde
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Kidde Smoke & Carbon Monoxide Detector, Combination Smoke & CO Alarm, Battery Powered, Voice Alert
#adKidde #ad - Fire and co detector in 1 unit with alert modes, "warning. Ul certified, 10-year limited warranty. Test-hush feature - silences the unit for approximately 8 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling.More information #ad
Carbon Monoxide. Fire. Ionization sensor technology - smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Protects during a power failure - combo smoke and CO alarm operates on 2-AA batteries. Fire. Led lights, that states, and voice alarm, or "Low Battery. ".Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.6 Inches |
Length | 1.8 Inches |
Weight | 0.8 Pounds |
Width | 5.6 Inches |
Part Number | 21026043 |
Model | KN-COSM-BA |
Warranty | 5-year limited warranty |
More information #ad
3. FIRST ALERT
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1-Pack, Dual Sensing Smoke Alarm, First Alert BRK 3120B Hardwired Photoelectric and Ionization Smoke Alarm with Battery Backup
#adFIRST ALERT #ad - A single button makes alarm easy to test monthly or silence during a false alarm. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018.Emits T3 Pattern. Equipped with a dual photoelectric and ionization smoke sensor to quickly detect both fast burning and smoldering fires. Photoelectric and ionization sensors provide comprehensive fire detection.
More information #ad
Two latching features help indicate a low battery or the originating alarm in a system. Optipath 360 patented technology provides 360 degrees of access to the smoke alarm. Temperature range: 40°f 4°c to 100°F 38°C. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Hardwired alarm includes battery backup for power outages.Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 2.4 Inches |
Length | 5.7 Inches |
Weight | 0.85 Pounds |
Width | 5.7 Inches |
Part Number | 3120FF |
Model | 3120FF |
Warranty | 10 Year Limited |
More information #ad
4. FIRST ALERT
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First Alert SA320CN Dual-Sensor Smoke and Fire Alarm, Frustration-Free Packaging, GRAY, Battery Powered, 1 Pack
#adFIRST ALERT #ad - Equipped with both a photoelectric and ionization sensor to quickly detect both fast burning, and smoldering fires. To ensure complete protection make sure to place one on each level of your home and in each bedroom.Single test/silence button lets you easily check alarm function and mute false alarms; Use Polaroid AA batteries for best results. Help keep your family safe with this battery operated smoke alarm; It requires no rewiring for installation and provides continuous monitoring even if there's a power failure.
More information #ad
First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert brand trust survey in February 2018. Loud 85 decibel siren sounds to alert you to danger.Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 2 Inches |
Length | 5 Inches |
Weight | 0 Pounds |
Width | 5 Inches |
Part Number | SA320CN |
Model | SA320FF |
Warranty | 10 Year Limited |
More information #ad
5. FIRST ALERT
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1 pack , FIRST ALERT BRK SC9120FF Hardwired Smoke and Carbon Monoxide CO Detector with Battery Backup, White
#adFIRST ALERT #ad - Simple to use, with a single test/silence button, and side load battery compartment; Tamper resistant locking brackets and universal mounting brackets make installation easy. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018.Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection.
More information #ad
Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Features an electrochemical carbon monoxide sensing technology as well as an ionization sensor for smoke detection. Rigorously tested to meet UL standards. Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected. 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.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 1.9 Inches |
Length | 5.6 Inches |
Weight | 0.25 Pounds |
Width | 5.6 Inches |
Part Number | SC9120B |
Model | SC9120B |
Warranty | 7 Year Limited |
More information #ad
6. AEGISLINK
#ad
Pack of 6, 10-Year Battery Smoke Alarm, AEGISLINK Smoke Detector with Photoelectric Sensor, S200, Self-Check Function
#adAEGISLINK #ad - Includes a convenient test/silence button to ensure the smoke detector is functioning properly, and to quickly mute any false alarms from cooking fumes or shower steam.Features a built-in 10-year lithium battery to help protect your home for up to a decade of uninterrupted monitoring, even in a power outage. Ft 20–40 m², and when smoke is detected, the smoke alarm sounds a loud 85 dB siren that can be easily heard.
More information #ad
Has a detection coverage area of 215–430 sq. Slim and compact design to mount unobtrusively on a wall or ceiling; the simple design features a white finish that blends in with your home decor. Automatically self-checks its battery and critical circuits every 60 seconds to ensure the 10-year smoke detector is functioning properly; gives low battery warning and error warning.Brand | AEGISLINK #ad |
Manufacturer | AEGISLINK #ad |
Height | 2 Inches |
Length | 3 Inches |
Weight | 0.22 Pounds |
Width | 3 Inches |
Part Number | S200 |
Model | S200 |
More information #ad
7. AEGISLINK
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S220, AEGISLINK Fire Alarm Smoke Detector with Photoelectric Sensor, Pack of 6, 10-Year Battery Smoke Alarm
#adAEGISLINK #ad - The test/silence button allows you to easily test your alarm, letting you know that you and your family are always protected; you can also silence false alarms caused by cooking fumes, dust, or insects with the simple push of a button.The high-quality photoelectric smoke sensor is more sensitive at detecting smoke from smoldering fires and sounds quickly to alert you of any fire hazard.
More information #ad
The fire alarm’s coverage range is 215–430 ft² 20–40 m², the 10-year battery smoke detector sounds loudly when triggered, detecting fires from all sides; at over 85 dB, even awakening sound sleepers. The smoke detector has an automatic self-test function; it tests the battery and photoelectric sensor every 60 seconds to ensure fast and accurate alerts. With the 10-year sealed battery smoke alarm, you won’t have to worry about changing the battery and your home and family are always protected, even during power outages.
Brand | AEGISLINK #ad |
Manufacturer | AEGISLINK #ad |
Model | S220 |
More information #ad
8. Kidde
#ad
Kidde Smoke Detector with Lithium Battery, LED Lights & Replacement Alert
#adKidde #ad - Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Kidde's smoke alarms meet the requirements of Underwriters Laboratories UL, an independent facility that tests products for compliance with widely-accepted safety standards.Replacement alert - indicates when the smoke alarm needs to be replaced; tamper-resistant technology deters removal of the unit or battery from the wall or ceiling.
More information #ad
Ul certified, 10-year limited warranty. Smart hush temporarily silences nuisance alarms and will not allow hush mode to be activated unless the unit is in alarm mode. Sealed-in lithium battery never replace battery over the ten-year life of the alarm. Test-silence button - allows for test & silence of alarm. Rapidly flashing red led alerts the user if the alarm has sounded since the last time the test reset button was used. Easy installation & no battery fuss - smoke alarm will automatically activate when attached to the mounting bracket.
Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.6 Inches |
Length | 1.55 Inches |
Width | 5.6 Inches |
Part Number | 442007 |
Model | i9010 |
Warranty | 10-year limited warranty |
More information #ad
9. FIRST ALERT
#ad
First Alert 9120B Smoke Detector, Hardwired Alarm with Battery Backup, 1-Pack
#adFIRST ALERT #ad - Can connect to other compatible BRK or first alert smoke detectors, to ensure all alarms will sound when smoke is detected. To ensure complete protection make sure to place one on each level of your home and in each bedroom.Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast flaming fires and alerts you with an 85 decibel alarm. Keep your family safe with this hardwired smoke alarm the battery backup means constant monitoring, even if there's a power failure.
More information #ad
First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Rigorously tested to meet ul standards120 volt AC power with 9V battery backup to keep alarm functioning during power outage. Simple to use, with a single test/silence button, and side load battery compartment tamper resistant locking brackets and universal mounting brackets make installation easy.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 2.2 Inches |
Length | 5.6 Inches |
Weight | 0.05 Pounds |
Width | 5.6 Inches |
Part Number | 9120BFF |
Model | 9120B |
Warranty | 10 Year Limited |
More information #ad
10. FIRST ALERT
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White, Battery Operated, 1 Pack, First Alert Powered Alarm SCO5CN Combination Smoke and Carbon Monoxide Detector
#adFIRST ALERT #ad - Battery operated unit installs quickly and easily without an electrician. It can ship within the US except New York. Simple to use, with a single test/silence button; EZ access battery drawer allows you to change battery without removing alarm from ceiling.Low battery signal mute, quiets low battery signal for up to 8 hours. Features an electrochemical carbon monoxide sensing technology as well as a photoelectric sensor that detects the larger particles of a smoldering fire. Keep your family safe with this battery operated smoke and carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure.
More information #ad
Emits T3 Pattern. Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018. 7 year limited warranty; equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety; All first alert alarms are rigorously tested to meet UL standards.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 5 Inches |
Length | 2 Inches |
Weight | 0.6 Pounds |
Width | 5 Inches |
Part Number | SCO5CN |
Model | SCO5CN |
Warranty | ------- |
More information #ad