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Ul listed, 10-year limited warranty. Whole home family protection - place 1 fire alarm on each level of your home & in your bedroom; maximum of 24 Kidde devices can be interconnected.


Meets safety standards set by Underwriters Laboratories UL and interconnects with other KN-COSM-IBA models. Fire & co detector in 1 unit with alert modes, & voice alarm, "Fire! Fire!", "Warning! Carbon Monoxide!", LED lights, that states, or "Low Battery!".


Led lights indicate the alarm's status, with a voice warning to indicate which type of threat is present; a Hush feature silences nuisance alarms, while the end-of-life alert lets you know when it's time to replace the unit.



1. Kidde
#ad
Hardwired Smoke Alarm with Battery Backup, Kidde Smoke Detector, Test-Silence Button
#adKidde #ad - Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Whole home family protection – easily install 1 fire detector on each level of your home & in your bedroom.More information #ad
Protects during a power failure - smoke alarm with battery backup operates on a 120V power source with 9V battery in front-load battery door. Ul certified, 10-year limited warranty. Test-hush feature - silences the smoke detector for approximately 7 minutes.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 6 Inches |
Length | 6 Inches |
Weight | 0.5 Pounds |
Width | 2 Inches |
Part Number | 21029730 |
Model | i12060A |
Warranty | 5 Year Limited |
More information #ad
2. Kidde
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Hardwired Smoke Alarm with Battery Backup Included, Kidde Smoke Detector, Pack of 6, Interconnect
#adKidde #ad - Ionization sensing technology may detect invisible fire particles, associated with flaming fires, quickly and sound an 85dB alarm.Ul listed, 10-year limited warranty. Whole home family protection - place 1 fire alarm on each level of your home & in your bedroom; maximum of 24 Kidde devices can be interconnected.
More information #ad
Large base makes mounting easy, while a front battery pull lets you activate the smoke alarm without removing it from the mounting bracket. Hardwired smoke detector with battery backup included ensures that you'll be alerted to a fire, even during a power outage. Package contains 6 Kidde smoke detectors.Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Height | 5.6 Inches |
Length | 2.36 Inches |
Weight | 0.6 Pounds |
Width | 1.55 Inches |
Part Number | i12040 |
Model | I12040A |
Warranty | 10 year limited manufacturer |
More information #ad
3. Kidde
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Kidde Smoke Detector, Test-Silence Button, Hardwired Smoke Alarm with Lithium Battery Backup, Interconnect
#adKidde #ad - Protects during a power failure - smoke alarm operates on a 120V power source with 3V lithium battery backup. Ul certified, 10-year limited warranty. Test-hush feature - silences the unit for approximately 9 minutes.More information #ad
Whole home family protection - place 1 fire detector on each level of your home & in your bedroom - maximum of 24 Kidde smoke or CO detectors can be interconnected in a multiple stations. Ionization sensing technology - hardwired smoke detector detects visible fire particles, 85 decibel alarm alerts of fire.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.5 Inches |
Length | 5.5 Inches |
Weight | 0.45 Pounds |
Width | 1.75 Inches |
Part Number | 21029760 |
Model | i12010S |
Warranty | 10 year limited warranty |
More information #ad
4. Kidde
#ad
Kidde Smoke & Carbon Monoxide Detector, Interconnect Combination Smoke & CO Alarm with Battery Backup, Hardwired, Voice Alert
#adKidde #ad - Ul certified, 10-year limited warranty. Test-hush feature - silences the unit for approximately 9 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling.Meets safety standards set by Underwriters Laboratories UL and interconnects with other KN-COSM-IBA models. Fire & co detector in 1 unit with alert modes, & voice alarm, "Fire! Fire!", "Warning! Carbon Monoxide!", LED lights, that states, or "Low Battery!".
More information #ad
Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. 120v ac, all kidde brand hard wired smoke alarms are interconnectable with the KN-COSM-IBA. Protects during a power failure - combo smoke and CO detector operates on a 120VAC power source with 2-AA battery backup.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 6 Inches |
Length | 2 Inches |
Weight | 1 Pounds |
Width | 6 Inches |
Part Number | 21026041 |
Model | KN-COSM-IBA |
Warranty | 10 Year Limited |
More information #ad
5. Kidde
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Pack of 2, Interconnect Combination Smoke & CO Alarm with Battery Backup, Kidde Smoke & Carbon Monoxide Detector, Voice Alert, Hardwired
#adKidde #ad - Ul certified, 10-year limited warranty. Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Fire & co detector in 1 unit with alert modes, led lights, & voice alarm, that states, "Fire! Fire!", "warning! carbon Monoxide!", or "Low Battery!".More information #ad
Test-hush feature - silences the unit for approximately 9 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling. Protects during a power failure - combo smoke and CO detector operates on a 120VAC power source with 2-AA battery backup.Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Height | 5.6 Inches |
Length | 2.64 Inches |
Weight | 0.75 Pounds |
Width | 1.8 Inches |
Part Number | 900-0114A |
Model | KN-COSM-IBA |
Warranty | 10 year limited manufacturer |
More information #ad
6. Kidde
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Kidde Smoke & Carbon Monoxide Detector, Voice Warning, Hardwired with 10-Year Battery Backup
#adKidde #ad - Hardwired alarm contains a 10-year tamper proof backup battery to protect your home and family during power outages, eliminates the need for battery replacement.Led lights indicate the alarm's status, with a voice warning to indicate which type of threat is present; a Hush feature silences nuisance alarms, while the end-of-life alert lets you know when it's time to replace the unit.
More information #ad
Intelligent technology – smoke and carbon monoxide detector combines ionization & electrochemical sensors to detect invisible fire particles & CO gas; 85dB alarm and voice warning sound when hazard is detected. Ul certified, 10-year limited warranty. Smart interconnect allows you to connect up to 24 Kidde devices, giving you trusted protection throughout your home.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.5 Inches |
Length | 5.5 Inches |
Width | 1.5 Inches |
Part Number | 21029756 |
Model | i12010SCO |
Warranty | 10 year limited warranty |
More information #ad
7. Kidde
#ad
Kidde Smoke & Carbon Monoxide Detector, Voice Alert, Hardwired, Interconnect Combination Smoke & CO Alarm with Battery Backup
#adKidde #ad - Fire & co detector in 1 unit with alert modes, "warning! Carbon Monoxide!", "Fire! Fire!", that states, & voice alarm, LED lights, or "Low Battery!". 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
Photoelectric sensor technology - hardwired smoke detector detects visible fire particles, 85 decibel alarm alerts of fire. Protects during a power failure - combo smoke and CO detector operates on a 120V power source with 9V front-loading battery backup. Ul certified, 10-year limited warranty.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 1.85 Inches |
Length | 5.79 Inches |
Weight | 0.7 Pounds |
Width | 5.79 Inches |
Part Number | 21029735 |
Model | KN-COPE-IC |
Warranty | 7 year limited |
More information #ad
8. Kidde
#ad
Hardwired with Battery Backup & Interconnect, Kidde Smoke Detector, Smoke Alarm with LED Lights
#adKidde #ad - Ul certified, 10-year limited warranty. Protects during a power failure - smoke alarm operates on a 120V power source with 9V battery backup. 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 - maximum of 24 Kidde smoke or CO detectors can be interconnected in a multiple stations.More information #ad
Photoelectric sensing technology - hardwired smoke detector detects visible fire particles associated with smoldering fires, 85 decibel alarm alerts of fire.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 6 Inches |
Length | 2 Inches |
Width | 6 Inches |
Part Number | 21006371 |
Model | P12040 |
Warranty | 5 Year Limited |
More information #ad
9. Kidde
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White, Kidde I4618AC Alarm Hardwire Smoke Detector with 9V Backup and Front Load Battery Door | Model i4618
#adKidde #ad - Pre-stripped wiring harness with easy-off caps ensures quick installation. Hush alarm control button silences nuisance alarms.More information #ad
360° mounting bracket allows mounting from any angle. Front load battery Compartment for easy battery replacement. 9-volt battery backup provides protection during power outages.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 6 Inches |
Length | 2 Inches |
Weight | 0.6 Pounds |
Width | 6 Inches |
Part Number | 21007581 |
Model | I4618AC |
Warranty | 5-year limited |
More information #ad