Baby Stuff Lab compares top-rated Kidde Smoke And Carbon Monoxide Alarm by analyzing reviews and customer feedback. You can easily choose the right one from our Editor Pick List.
Top Rated Kidde Smoke And Carbon Monoxide Alarm
No. 1 
Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable LED Warning Light Indicators
- 2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective device.
- HARDWIRED & 10-YEAR BATTERY BACKUP: Operates on 120V AC wiring (installed in the ceiling). No battery changes for 10 years & saves up to $40 over the life of the detector.
- ENHANCED SENSING TECHNOLOGY: Reduces false smoke alarms often caused by cooking. Comprehensively tested to meet the latest UL standards, meets UL 217 9th Edition, UL 2034 4th Edition, & FCC standards.
- VOICE ALERTS: Crystal-clear voice alerts will say "Fire!" when smoke is detected or "Warning! Carbon Monoxide!" if CO is detected, so you can react quickly.
- INTERCONNECT CAPABILITY: When one alarm sounds, they all sound, so you can get out faster. (Different models offer different interconnection options and requirements. See User Guide for more info.)
No. 2 
Kidde Smoke Detector & Carbon Monoxide Detector Combo with 10-Year Battery,White
- 2-in-1 Detection - Smoke & carbon monoxide detector combo alerts you to both smoke & fire events as well as poisonous, CO gas in a single device
- Photoelectric sensor detects visible fire particles associated with slow, smoldering fires, while the electrochemical sensor detects carbon monoxide
- An 85-decibel alarm sounds & a red LED indicates the smoke detector is sensing smoke or fire
- Lithium battery operated: eliminates the need for battery replacement & provides reliable detection, even during power outages
- Test-Hush button makes it easy to test the smoke detector and silence false alarms that occur from cooking or shower steam
No. 3 
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup Smoke Alarm, Interconnectable, LED Warning Light Indicators, 2 Pack
- 2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective detector.
- HARDWIRED & 2 AA BATTERY BACKUP (Included): Operates on 120V AC wiring (installed in the ceiling) with 2 AA alkaline batteries that provide battery backup coverage during power outages.
- ENHANCED SENSING TECHNOLOGY: Reduces false smoke alarms often caused by cooking. Comprehensively tested to meet the latest UL standards, meets UL 217 9th Edition, UL 2034 4th Edition, & FCC standards.
- INTERCONNECT CAPABILITY: When one alarm sounds, they all sound, so you can get out faster. (Different models offer different interconnection options and requirements. See User Guide for more info.)
- SELF-TESTING ALARM: Internal components ensure alarm is always operating as expected. Not a substitute for a manual push test, perform a button test once per week to verify alarm operation.
No. 4 
Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery Powered, LED Warning Light Indicators, 30CUD10
- 2-IN-1 DETECTION: Alerts you to both smoke and carbon monoxide (CO) using a single detector.
- NEVER-CHANGE 10-YEAR BATTERY: No low battery chirps or battery changes for 10 years and saves up to 40 Dollar over the life of the detector. (10-yr limited warranty on alarm, not a battery performance...
- ENHANCED SENSING TECHNOLOGY: Reduces false smoke alarms often caused by cooking. Comprehensively tested to meet the latest UL standards, meets UL 217 9th Edition, UL 2034 4th Edition, and FCC...
- SELF-TESTING ALARM: Internal components ensure alarm is always operating as expected. Not a substitute for a manual push test, perform a button test once per week to verify alarm operation.
- 3 LED NOTIFICATIONS: LED lights indicate alarm status, green - normal operation, amber - operating error, red - smoke or carbon monoxide detected and a loud 85-decibel alarm will sound.
No. 5 
Kidde Hardwired Smoke & Carbon Monoxide Detector, Battery Backup, Interconnectable, LED Warning Light Indicators
- Fire & CO Detector in 1 unit with alert modes, LED lights, & voice alarm, that states, "Fire! Fire!", "Warning! Carbon Monoxide!", or "Low Battery!"
- Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire
- Protects during a power failure - combo smoke and CO detector operates on a 120VAC power source with 2-AA battery backup
- Test-Hush Feature - silences the unit for approximately 9 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling
- UL Certified, 10-year limited warranty
No. 6 
Kidde Smoke and Carbon Monoxide Detector, AA Battery Powered with LED Status Lights, 85 dB Alarm, 5 inches
- 2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single detector.
- ENHANCED SENSING TECHNOLOGY: Reduces false smoke alarms often caused by cooking. Comprehensively tested to meet the latest UL standards, meets UL 217 9th Edition, UL 2034 4th Edition, & FCC standards.
- NO WIRING NEEDED: Operates on 2-AA alkaline batteries (included) providing easy installation, simply mount the bracket onto the ceiling and twist & click the 5-inch smoke & CO alarm into the bracket.
- SELF-TESTING ALARM: Internal components ensure alarm is always operating as expected. Not a substitute for a manual push test, perform a button test once per week to verify alarm operation.
- 3 LED NOTIFICATIONS: LED lights indicate alarm status, green = normal operation, amber = operating error, red = smoke or carbon monoxide detected & a loud 85-decibel alarm will sound.
No. 7 
Kidde Smoke and Carbon Monoxide Detector, Hardwired with AA Battery Backup, LED Status Lights, Interconnected, 85 dB Alarm, 5 inches
- 2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology for over 25% faster smoke detection*; features a loud 85-decibel alarm with red LED light for clear visual and...
- HARDWIRED WITH AA BATTERY BACKUP: Model 30CUAR operates on 120V AC power with two AA alkaline battery backup (included); includes a 10-year limited warranty** from first power-on
- TESTED FOR RELIABILITY & COMPLIANCE: Rigorously tested to meet UL 217 10th Edition, UL 2034 5th Edition, and FCC standards for performance and safety; enhanced sensing technology helps reduce false...
- INTERCONNECT CAPABILITY: Connects with other Kidde alarms so that when one detects danger, all interconnected alarms sound together; improves whole-home safety by helping ensure everyone is alerted...
- BUILT FOR HOMEOWNERS AND PROFESSIONALS: Designed for those who prioritize dependable, code-compliant protection; supports safety goals for homeowners, property managers, contractors, and professionals...
No. 8 
Kidde Smoke & Carbon Monoxide Detector, AA Battery Powered, LED Warning Light Indicators, 2 Pack
- 2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective detector.
- ENHANCED SENSING TECHNOLOGY: Reduces false smoke alarms often caused by cooking. Comprehensively tested to meet the latest UL standards, meets UL 217 9th Edition, UL 2034 4th Edition, & FCC standards.
- NO WIRING NEEDED: Operates on 2-AA alkaline batteries (included) providing easy installation, simply mount the bracket onto the ceiling and twist & click the 5-inch smoke & CO alarm into the bracket.
- SELF-TESTING ALARM: Internal components ensure alarm is always operating as expected. Not a substitute for a manual push test, perform a button test once per week to verify alarm operation.
- 3 LED NOTIFICATIONS: LED lights indicate alarm status, green = normal operation, amber = operating error, red = smoke or carbon monoxide detected & a loud 85-decibel alarm will sound.
No. 9 
Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable LED Warning Light Indicators, 4 Pack
- 2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective device.
- HARDWIRED & 10-YEAR BATTERY BACKUP: Operates on 120V AC wiring (installed in the ceiling). No battery changes for 10 years & saves up to $40 over the life of the detector.
- ENHANCED SENSING TECHNOLOGY: Reduces false smoke alarms often caused by cooking. Comprehensively tested to meet the latest UL standards, meets UL 217 9th Edition, UL 2034 4th Edition, & FCC standards.
- VOICE ALERTS: Crystal-clear voice alerts will say "Fire!" when smoke is detected or "Warning! Carbon Monoxide!" if CO is detected, so you can react quickly.
- INTERCONNECT CAPABILITY: When one alarm sounds, they all sound, so you can get out faster. (Different models offer different interconnection options and requirements. See User Guide for more info.)
No. 10 
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Interconnectable, LED Warning Light Indicators
- 24/7 Self-testing components are always checking the device to ensure it's operating as expected (not a substitute for a manual push test)
- Easy installation mounting bracket included for quick installation in 4 orientations
- Photoelectric sensor detects visible fire particles associated with slow, smoldering fires, while the electrochemical sensor detects carbon monoxide
- 85-decibel alarm & LED warning indicators alert you to various status: green = normal operation, amber = operating error, and red = smoke, fire or carbon monoxide event
- Battery operated to provide reliable detection, even during power outages; two AA batteries included
Last update on 2026-02-17
