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Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Easy installation & no battery fuss - smoke alarm will automatically activate when attached to the mounting bracket.
Sealed-in lithium battery never replace battery over the ten-year life of the alarm. Kidde's smoke alarms meet the requirements of Underwriters Laboratories UL, an independent facility that tests products for compliance with widely-accepted safety standards. Ul certified, 10-year limited warranty.

Photoelectric & electrochemical sensing technology - combination smoke & CO detector detects visible fire particles, 85 decibel alarm alerts of fire. Ul certified, 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.

End of life signal provides Audible Notice When Alarm Needs to be Replaced. Electrochemical co sensor is the most accurate technology available. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.



Dust cover. 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.
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. Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected.
1. Kidde
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Battery Powered, Voice Alert, Kidde Smoke & Carbon Monoxide Detector, Combination Smoke & CO Alarm
#adKidde #ad - Fire and co detector in 1 unit with alert modes, "fire. Ul certified, 10-year limited warranty. Fire. That states, led lights, and voice alarm, "Warning. Ionization sensor technology - smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire.More information #ad
Test-hush feature - silences the unit for approximately 8 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling. Protects during a power failure - combo smoke and CO alarm operates on 2-AA batteries. Carbon Monoxide. 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
2. Kidde
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Combination Smoke & CO Alarm with Voice Alert, Kidde Intelligent Smoke & Carbon Monoxide Detector, Battery Powered
#adKidde #ad - Fire & co detector in 1 unit with alert modes, & voice alarm, "Fire Fire", "Warning Carbon Monoxide", that states, led lights, or "Low Battery". Test-hush feature - silences the unit for approximately 9 minutes. Protects during a power failure - combo smoke and CO alarm operates on 2-AA batteries.More information #ad
Ionization & electrochemical sensor technologies - smoke detector detects invisible fire particles, while the CO alarm detects poisonous carbon monoxide gas; 85 decibel alarm alerts of fire. Ul certified, 10-year limited warranty.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.6 Inches |
Length | 5.6 Inches |
Weight | 1.04 Pounds |
Width | 1.8 Inches |
Part Number | KN-COSM-XTR-BA |
Model | KN-COSM-XTR-BA |
More information #ad
3. Kidde
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Kidde Battery Dual Photoelectric and Ionization Sensor Smoke Detector Alarm | Model Pi9010
#adKidde #ad - Hush feature Temporarily Silences Nuisance Alarms. Kidde's smoke alarms meet the requirements of underwriters Laboratories Ul, An Independent Facility That Tests Products For Compliance With Widely-Accepted Safety Standards.More information #ad
The kidde pi9010 is a 9V battery powered smoke alarm. Model number: Pi9010 .Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 2.2 Inches |
Length | 11.3 Inches |
Width | 7.6 Inches |
Part Number | 21026062-N |
Model | 21026062-N |
More information #ad
4. Kidde
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Kidde Smoke Detector with Lithium Battery, LED Lights & Replacement Alert
#adKidde #ad - Test-silence button - allows for test & silence of alarm. 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.Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Easy installation & no battery fuss - smoke alarm will automatically activate when attached to the mounting bracket.
More information #ad
Smart hush temporarily silences nuisance alarms and will not allow hush mode to be activated unless the unit is in alarm mode. Rapidly flashing red led alerts the user if the alarm has sounded since the last time the test reset button was used. Sealed-in lithium battery never replace battery over the ten-year life of the alarm. Kidde's smoke alarms meet the requirements of Underwriters Laboratories UL, an independent facility that tests products for compliance with widely-accepted safety standards. Ul certified, 10-year limited warranty.
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
5. Kidde
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Replacement Alert, Kidde Smoke & Carbon Monoxide Detector, Combination Smoke & CO Alarm with Lithium Battery
#adKidde #ad - Fire & co detector in 1 unit with alert modes, test-silence button, LED light, & Replacement Alert: a chirp that notifies when the unit needs to be replaced.Photoelectric & electrochemical sensing technology - combination smoke & CO detector detects visible fire particles, 85 decibel alarm alerts of fire. Ul certified, 10-year limited warranty.
More information #ad
Replacement alert - can be silenced for 3 days at a time, maximum of 30 days; tamper-resistant technology deters removal of the unit or battery from the wall or ceiling. No battery replacement needed - combo smoke and CO detector operates on a non-replaceable, 10-year lithium battery.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 1.6 Inches |
Length | 5.22 Inches |
Weight | 0.31 Pounds |
Width | 5.22 Inches |
Part Number | 21010170 |
Model | P3010k-CO |
Warranty | 10 year limited warranty |
More information #ad
6. FIRST ALERT
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Frustration-Free Packaging, GRAY, First Alert SA320CN Dual-Sensor Smoke and Fire Alarm, 1 Pack, Battery Powered
#adFIRST ALERT #ad - To ensure complete protection make sure to place one on each level of your home and in each bedroom. Equipped with both a photoelectric and ionization sensor to quickly detect both fast burning, and smoldering fires.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.
More information #ad
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. 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
7. FIRST ALERT
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First Alert BRK SCO2B Smoke and Carbon Monoxide CO Detector with 9V Battery , White
#adFIRST ALERT #ad - Latching alarm indicator Remembers Which Unit Initiated an Alarm. Electrochemical CO Sensor is the most accurate technology available. Two locking features Pins Lock Battery Drawer and/or Alarm to Base.End of life signal provides Audible Notice When Alarm Needs to be Replaced. Electrochemical co sensor is the most accurate technology available. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.
More information #ad
Separate smoke and co detects both dangers and eliminates the need for two separate alarms. It can ship within the US except New York and California. Latching alarm indicator remembers which unit initiated an alarm. Separate smoke and CO detects both dangers and eliminates the need for two separate alarms.Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 2 Inches |
Length | 5.6 Inches |
Weight | 0.59 Pounds |
Width | 5.6 Inches |
Part Number | SC02B |
Model | SCO2B |
Warranty | 7 Year Limited Warranty |
More information #ad
8. Kidde
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Kidde PE9 P9050 Battery-Operated Photoelectric Sensor Smoke Alarm
#adKidde #ad - Test-hush feature - silences the unit for approximately 7 minutes. Whole home family protection - place 1 fire detector on each level of your home & in your bedroom. Photoelectric sensing technology - smoke detector detects visible fire particles associated with smoldering fires; 85 decibel alarm alerts of fire.More information #ad
Protects during a power failure - smoke alarm operates on one, 9-volt battery in the back of the unit. Ul certified, 10-year limited warranty.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 1 Inches |
Length | 1 Inches |
Weight | 0.3 Pounds |
Width | 1 Inches |
Part Number | 21026053 |
Model | p9050 |
Warranty | 5 Year Limited |
More information #ad
9. Kidde
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1 Pack, White, Kidde 44037502 i9060 Smoke Alarm
#adKidde #ad - Hush feature: Temporarily silences nuisance alarms. Battery operated 9V battery included: Protects even during power outages. Red led: flashes every 30-40 seconds to indicate that the smoke alarm is receiving power.More information #ad
Option to use the included Tamper Resist Locking Pin: Helps deter from theft or tampering. Test button: tests unit’s electronic circuitry, horn, and battery function. Low battery indicator: Smoke alarm will chirp in the event of a low battery.Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Height | 11 Inches |
Length | 2 Inches |
Weight | 0.25 Pounds |
Width | 8 Inches |
Part Number | KID9060 |
Model | 44037502 |
Warranty | 10 Year Limited Warranty |
More information #ad
10. FIRST ALERT
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White, FIRST ALERT BRK SC9120B-3 Hardwired Smoke and Carbon Monoxide CO Detector with Battery Backup. 3-Pack
#adFIRST ALERT #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.Dust cover. 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
Features an electrochemical carbon monoxide sensing technology as well as an ionization sensor that detects the fine particles of a fast-burning fire. 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. 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. Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 2.2 Inches |
Length | 5.6 Inches |
Weight | 0.7 Pounds |
Width | 5.6 Inches |
Part Number | SC9120BFF-3 |
Model | BRK SC9120B-3 |
More information #ad