Here we will provide you with a complete range of durable, versatile, and, inexpensive Combined Smoke And Carbon Monoxide Alarm.
Our team members have gathered a list of the Top 10 Best Combined Smoke And Carbon Monoxide Alarm for your guidance. The list is based on the analysis of 43000 Combined Smoke And Carbon Monoxide Alarm products of different brands. After weeks of evaluating, we found these are the standard caps for most people.

No | Product | Score | Action |
---|---|---|---|
1 | Kidde 21026065 Smoke & Carbon Monoxide Alarm with Voice Warning | 9.2 | Shop On Amazon |
2 | Kidde Intelligent Smoke & Carbon Monoxide Detector | 9.2 | Shop On Amazon |
3 | Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Battery Operated | 9 | Shop On Amazon |
4 | First Alert BRK PRC710 Smoke and Carbon Monoxide Alarm with Built-In 10-Year Battery | 9 | Shop On Amazon |
5 | Kidde Smoke & Carbon Monoxide Detector | 9 | Shop On Amazon |
6 | First Alert SCO501CN-3ST Wireless Interconnected Combination Smoke and Carbon Monoxide Alarm with Voice Location | 8.8 | Shop On Amazon |
7 | X-Sense 10-Year Battery (Not Hardwired) Combination Smoke and Carbon Monoxide Detector Alarm | 8.6 | Shop On Amazon |
8 | First Alert 1039879 Smoke Alarm and Carbon Monoxide Detecto | 8.4 | Shop On Amazon |
9 | Combination Smoke and Carbon Monoxide Detector Alarm | 8.2 | Shop On Amazon |
10 | Kidde Smoke & Carbon Monoxide Detector | 8.2 | Shop On Amazon |
43000 reviews were considered when writing our recommendations for the in this article.
Table Of Content:
- Kidde 21026065 Smoke & Carbon Monoxide Alarm with Voice Warning
- Kidde Intelligent Smoke & Carbon Monoxide Detector, Battery Powered, Combination Smoke & CO Alarm with...
- Google Nest Protect Smoke Alarm Smoke Detector and Carbon Monoxide Detector Battery Operated , White S3000BWES...
- First Alert BRK PRC710 Smoke and Carbon Monoxide Alarm with Built-In 10-Year Battery , White
- Kidde Smoke & Carbon Monoxide Detector, Battery Powered, Interconnect Combination Smoke & CO Alarm, Voice...
- First Alert SCO501CN-3ST Wireless Interconnected Combination Smoke and Carbon Monoxide Alarm with Voice...
- X-Sense 10-Year Battery Combination Smoke and Carbon Monoxide Detector Alarm, Dual Sensor Smoke CO Alarm...
- First Alert 1039879 Smoke Alarm and Carbon Monoxide Detecto, RED
- Combination Smoke and Carbon Monoxide Detector Alarm, 2-Pack GLBSUNION Beeps Warning Smoke and CO Alarms...
- Kidde Smoke & Carbon Monoxide Detector, Combination Smoke & CO Alarm with Lithium Battery, Replacement...
1. Kidde 21026065 Smoke & Carbon Monoxide Alarm with Voice Warning
- Combination smoke and carbon monoxide alarm – Smoke and CO sensing technologies work together to detect real fires faster and reduce nuisance alarms.
- Voice alarm – Announces the hazard type detected thereby helping to speed up the correct reaction.
- Sealed-in lithium battery – Sealed-in lithium power supply; No battery replacement required over the 10 year life of the alarm.
- Photoelectric sensor – Smoke alarm contains advanced photoelectric sensor that may detect visible particles (associated with smoldering fires) sooner than ionization alarms.
- Self-activation – Alarm automatically activates when attached to the mounting bracket.
2. Kidde Intelligent Smoke & Carbon Monoxide Detector
- Fire & CO detector in 1 unit with alert modes, LED lights, & voice alarm, that states, “Fire! Fire!”, “Warning! Carbon Monoxide!”, or “Low Battery!”.
- 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.
- Protects during a power failure – combo smoke and CO alarm operates on 2-AA batteries
- Test-Hush Feature – silences the unit for approximately 9 minutes
- UL Certified, 10-year limited warranty
3. Google Nest Protect – Smoke Alarm – Smoke Detector and Carbon Monoxide Detector – Battery Operated
- Smoke detector and carbon monoxide detector that speaks up in a friendly voice to give you an early warning when there’s smoke or CO in your home.
- Split Spectrum Sensor looks for both fast burning and smoldering, and tells you where the danger is
- Get phone alerts so you know something’s wrong even when you’re away from home[1]
- CO detector looks out for carbon monoxide and tells you where it’s located
- With App Silence you can silence the smoke alarm with your phone in the Nest app when there’s only a little smoke.
- No chirps to tell you the battery is low; Nest Protect tests its own batteries and gives you a Nightly Promise when you turn off the lights so you know everything is working.
- A Light in the Dark: Usually Nest Protect has its light turned off but when you walk underneath it Pathlight can light your way.
- The Nest smoke and carbon monoxide alarm has sensors with a 10-year lifespan to help keep your family safe for up to a decade.
- With Safety Check you can test all your smoke and CO alarms with just a tap and get a full report once the test is done.
- Know from anywhere.
- Tells you what and where.
- App Silence.
- Split-Spectrum Sensor.
- Heads-Up.
- 10-year carbon monoxide sensor.
4. First Alert BRK PRC710 Smoke and Carbon Monoxide Alarm with Built-In 10-Year Battery
- Complies with all current 10 year legislation in U. S. states/cities where required
- Features electrochemical Carbon Monoxide sensing technology and photoelectric smoke sensor optimized to detect larger smoke particles produced by smoldering fires; helps minimize the number of false alarms.
- A loud 85 decibel alarm sounds when Carbon Monoxide, and Smoke levels begin to rise
- Features a sleek, low profile design to blend more fully into the wall and out of sight
- 10-year limited ; equipped with end-of-life signal chirp, so you know when it’s time to replace the unit for your safety (the date printed on the item is the manufacturing date, not the expiration date).
- Rigorously tested to meet UL standards
- Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety
- 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).
5. Kidde Smoke & Carbon Monoxide Detector
- Fire & CO detector in 1 unit with alert modes, LED lights, & voice alarm, that states, “Fire! Fire!”, “Warning! Carbon Monoxide!”, or “Low Battery!”.
- 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
- Test-Hush Feature – silences the unit for approximately 8 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling.
- UL Certified, 10-year limited warranty
6. First Alert SCO501CN-3ST Wireless Interconnected Combination Smoke and Carbon Monoxide Alarm with Voice Location
- Battery operated smoke and carbon monoxide alarm can be installed easily
- Connects multiple alarms together for wireless safety network
- Voice alarm gives clear indication of where the problem is located
- Features photoelectric smoke sensor and electrochemical CO sensor
- One button silences a false alarm and tests the unit. Loud 85 decibel alarm
- NOTE: Kindly refer to the user manual provided as a PDF manual in the product description section
- 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. X-Sense 10-Year Battery (Not Hardwired) Combination Smoke and Carbon Monoxide Detector Alarm
- 10-YEAR BATTERY LIFE: This combination smoke alarm and carbon monoxide alarm provides 10 years of continuous power with a built-in lithium battery; provides continuous monitoring of smoke and CO levels, even if there’s a power failure; an end-of-life signal will let you know when it’s time to replace the unit for safety.
- ALARM TYPES FOR MORE CONVENIENT: Different alarm patterns of this carbon monoxide alarm and smoke alarm tell you it is either smoke or carbon monoxide is detected without checking the LCD display; smoke alarm: delivers 3 long beeps every 1.
- HIGH ACCURACY AND SENSITIVITY: X-SENSE carbon monoxide fire alarm is equipped with combination photoelectric smoke and electrochemical CO sensors that work independently of each other; instantly notifies you when dangerous smoke or CO concentration is detected; provides the ultimate protection from 2 deadly threats, all contained in 1 unit.
- SIMPLE TO USE: The test/silence button of this smoke alarm carbon monoxide alarm enables you to test the alarm weekly, and to easily silence the alarm when false alarms occur; malfunction and low battery warnings allow you to easily know the working status of the alarm; in case of an emergency, an alarm tone of over 85 dB will instantly alert the entire household, even those in sleep.
- EASY INSTALLATION WITH QUALITY: X-SENSE smoke carbon monoxide alarm combo requires no rewiring; easy to mount on any wall or ceiling without an electrician; all X-SENSE carbon monoxide alarm and smoke alarm are rigorously tested to meet UL 217 and UL 2034 safety standards; comes with a lifetime customer support.
8. First Alert 1039879 Smoke Alarm and Carbon Monoxide Detecto
- This First Alert combo pack will help keep you and your family safe; it includes one First Alert carbon monoxide alarm and one First Alert smoke alarm, and both are battery-operated for continuous monitoring, even during a power outage.
- Carbon monoxide detector features electrochemical sensing technology to detect leaks from multiple sources; smoke alarm uses an ultra-reliable ionization sensor to provide the earliest possible warning of a fast-flaming fire.
- Both the smoke alarm and carbon monoxide detector feature a loud 85-decibel alarm, a single test/silence button, and an end-of-life signal so you know when to replace the unit; each unit operates with one 9-volt battery, and is UL listed.
- Smoke alarm features a low battery alert, a missing battery guard, a side battery drawer that slides open for easy battery replacement, a blinking power indicator, and an optional pin to lock the battery and unit in place for tamper resistance, plus offers a 10 year limited ; carbon monoxide detector offers a 5 year limited.
- To ensure complete protection make sure to place one carbon monoxide detector on each level of your home and in each bedroom.
9. Combination Smoke and Carbon Monoxide Detector Alarm
- Keep your family safe with this battery operated smoke and carbon monoxide alarm; battery powered alarms provide continuous monitoring of CO and smoke levels, even if there’s a power failure(Operated by 2 x 1.
- 2-in-1 Accurate, Reliable & Highly Sensitive Alarm: Equipped with both photoelectric smoke sensor and electrochemical CO sensor that work independently of each other; every second counts; detects both fast and slow-burning fires, and instantly notifies you when dangerous smoke or CO concentration is detected while minimizing false alarms; provides the ultimate protection from 2 deadly threats, all contained in 1 unit.
- Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85dB siren provides a clear, loud warning upon detection.
- Simple to Use: Test/Silence button enables you to test the alarm weekly, and to easily silence the alarm when false alarms occur; malfunction and low battery warnings allow you to easily know the working status of the alarm; in case of an emergency, an alarm tone of over 85 dB will sound throughout your entire home, instantly alerting the entire household, even those in sleep.
- Quick & Easy Installation with Guaranteed Quality: Product Dimensions: 4 * 4 * 1.
10. Kidde Smoke & Carbon Monoxide Detector
- Fire & CO Detector in 1 unit with alert modes, LED light, test-silence button, & 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.
- No battery replacement needed – combo smoke and CO detector operates on a non-replaceable, 10-year lithium battery.
- 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.
- UL Certified, 10-year limited warranty
Combined Smoke And Carbon Monoxide Alarm Buying Guide
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Do your research before you buy. Once you've narrowed down your choices, read reviews and compare prices. Make sure that the product is worth what you're paying for it.
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Conclusion:
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