Top 10 Combination Smoke and Carbon Monoxide Detector – Smoke & Carbon Monoxide Alarms

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1. FIRST ALERT

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Battery Operated, White, 1 Pack, First Alert Powered Alarm SCO5CN Combination Smoke and Carbon Monoxide Detector

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FIRST 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. Low battery signal mute, quiets low battery signal for up to 8 hours.

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. 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.

It can ship within the US except New York. 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. Simple to use, with a single test/silence button; EZ access battery drawer allows you to change battery without removing alarm from ceiling. Battery operated unit installs quickly and easily without an electrician.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height5 Inches
Length2 Inches
Weight0.6 Pounds
Width5 Inches
Part NumberSCO5CN
ModelSCO5CN
Warranty-------

2. Kidde

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Kidde 21026043 Battery-Operated Not Hardwired Combination Smoke/Carbon Monoxide Alarm with Voice Warning KN-COSM-BA

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Kidde #ad - Test/reset button and leds – tests alarm circuitry and triggers the voice announcement. Note: the date printed on the item is manufacturing date, not the expiration date. Voice alarm – announces the hazard type detected thereby helping to speed up the correct reaction to the hazard detected.

Audio alarm: 85 db at 10 feet. Refer to the pdF attached below in the technical specification for manual. If the alarm had detected a co level of 100 ppm or higher, the unit will announce “Carbon Monoxide Previously Detected” to warn of the CO incident, when the Test/ Reset button is pressed. Combined carbon monoxide and smoke alarm – A single unit can be installed where previously, two were needed. Temperature range: 40˚F 4. 4˚c to 100˚f 37. 8˚c.

Voltage volts: 4. 5. The unit warns of a low battery condition by announcing “low battery” and by initiating an alarm chirp and activating a flashing red LED. The battery door will not close unless the batteries are properly installed. Voice announcements - hush feature temporarily silences nuisance alarms with “hush mode activated” and “hush mode cancelled” voice announcement. Battery - provides protection even during power outages when many fire and carbon monoxide incidents occur.
BrandKidde #ad
ManufacturerKidde Safety #ad
Height5.6 Inches
Length1.8 Inches
Weight0.8 Pounds
Width5.6 Inches
Part Number21026043
Model21026043
Warranty5-year limited warranty

3. Kidde

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Kidde KN-COSM-IBA Hardwire Combination Smoke Carbon Monoxide Detector Battery Backup Voice Warning Interconnectable

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Kidde #ad - Battery safeguard ensures the unit cannot be accidentally mounted without batteries. Combined carbon monoxide and smoke alarm, a single unit can be installed where previously two were needed. Flashes once every 60 seconds to indicate battery only mode. Flashes once per second during alarm to indicate initiating alarm.

Battery lockout system-the battery door will not close unless the batteries are properly installed, Alarm Tamper Resist-Helps deter from tampering and theft, Adjustable Mounting Bracket-Makes installation fast and easy. Talking alarm announces the hazard type detected, helping to speed up reaction time. Smoke must be present before HushTM is activated. Smart interconnect-interconnects up to 24 kidde devices of which 18 can be initiating, Battery Backup 2-AA batteries included-Provides protection during power outages.

Works with existing smoke and combination smoke and CO mounting brackets. If the unit malfunctions, the red LED will flash and the unit will chirp every 30 seconds. 120v ac, all kidde brand hard wired smoke alarms are interconnectable with the KN-COSM-IBA. Peak level memory-announces “carbon monoxide previously detected” if alarm has detected a co level of 100ppm or higher since it was last reset, HushTM Feature-Silences nuisance alarms for approximately 9 minutes. Humidity range: 10%-95% relative humidity, non-condensing.
BrandKidde #ad
ManufacturerKidde #ad
Height6 Inches
Length2 Inches
Weight1 Pounds
Width6 Inches
Part Number21026041
Model9000114A
Warranty10 Year Limited

4. FIRST ALERT

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First Alert Z-Wave Smoke Detector & Carbon Monoxide Alarm, Works with Ring Alarm, 2nd Generation

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FIRST ALERT #ad - Photoelectric smoke sensor helps reduce false alarms caused by cooking or shower steam. Certified to work with smart home systems such as ring Alarm, Samsung SmartThings, and Nexia Home Intelligence when connected to a Z-Wave Plus gateway hub sold separately; Not compatible with Wink or Onelink.

Includes an 85-decibel horn, single test/silence button, side access to a tamper-resistant battery door, and pins that lock the alarm to the mounting bracket. Receive real-time notifications in the Ring App when smoke or carbon monoxide is detected. The z-wave plus with smart start feature allows a faster and more intuitive connection of device to hub and on-boarding via QR code scan located on device.

This device is certified to work with Ring; Enjoy improved compatibility, easier setup and a seamless in-app experience. Help keep your family safe with this battery-powered smoke detector and carbon monoxide alarm; includes 2 AA batteries.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height8.5 Inches
Length3.66 Inches
Width6.75 Inches
Model1044807
Warranty7 Year Limited Warranty

5. FIRST ALERT

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First Alert BRK SC9120B Hardwired Smoke and Carbon Monoxide CO Detector with Battery Backup, 1 pack

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FIRST ALERT #ad - Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. 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.

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. 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. 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. Features an electrochemical carbon monoxide sensing technology as well as an ionization sensor for smoke detection.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height1.9 Inches
Length5.6 Inches
Weight0.25 Pounds
Width5.6 Inches
Part NumberSC9120B
ModelSC9120B
Warranty7 Year Limited

6. X-Sense

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X-Sense 10-Year Battery Not Hardwired Combination Smoke & Carbon Monoxide Alarm with LCD Display, Pack of 3, Compliant with UL 217 & UL 2034 Standards, SC07

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X-Sense #ad - Built-in 10-year battery: provides 10 years of continuous power with a built-in lithium battery, saving on energy while remaining eco-friendly; saves you from constantly having to change batteries or wonder if your alarm is still functioning. 2-in-1 protection: equipped with both photoelectric and electrochemical CO sensors that work independently of each other; 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.

Accurate, reliable & highly sensitive: the x-sense combination smoke and co alarm has been redesigned from the inside out; it will ensure that smoke triggers the alarm instead of interference by taking 3 separate smoke samples from the surrounding air; a full 360 ° ring of air intakes ensures complete detection with no blind spots.

Large lcd display: clearly displays battery level and the real-time CO levels in PPM parts per million taken from the surrounding air, with an updated measurement taken every 10 seconds. Led indicator: clearly informs you of the working status of the alarm with its 3-color flashing LED indicator green LED indicates normal operation, and yellow LED indicates a fault, red LED indicates the alarm status, ensuring the safety and security of your home 24/7.
BrandX-Sense #ad
ManufacturerX-Sense #ad
ModelSC07-3
Warranty60-day money-back guarantee and 5-year quality warranty and lifetime technical support

7. Elvicto

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3 Pack Combination Smoke and Carbon Monoxide Detector 10 Year Battery Operated, Travel Portable Photoelectric Fire&Co Alarm for Home, Kitchen

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Elvicto #ad - 10 year battery operated: this combination smoke detector and carbon monoxide detector 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.

A loud 85-decibel alarm sounds when Carbon Monoxide, and Smoke levels begin to rise. Easy to install and use: The alarm can easily install with mounting bracket. No hardwired anymore, very. Test/slience button: tests the unit for proper operation and resets the carbon monoxide alarm, Alarm. Combo smoke and co detecor: 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.
BrandElvicto #ad
ManufacturerNINGBO SITERWELL ELECTRONICS CO LTD #ad
Part Number939-10 year
ModelGS811-A

8. FIRST ALERT

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First Alert BRK SC7010B Hardwired Smoke and Carbon Monoxide CO Detector with Photoelectric Sensor

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FIRST ALERT #ad - 10 year limited warranty; equipped with end of life signal chirp, so you know when it's time to replace the unit for your safety. In case of danger, the loud spread spectrum alarm is designed to be heard easily by even those with some hearing issues.

Features electrochemical carbon monoxide sensing technology as well as a photoelectric sensor equipped with Optipath 360 technology that enhances detection with 360 degree access and reliably detects smoke from smoldering fires. Rigorously tested to meet UL standards. 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.

Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected. 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.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height2 Inches
Length5 Inches
Weight0.7 Pounds
Width5 Inches
Part NumberSC7010B
ModelSC7010B
Warranty7 Year Limited Warranty

9. X-Sense

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Auto-Check, X-Sense 10-Year Battery Not Hardwired Smoke and Carbon Monoxide Alarm with LCD Display, SC01, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards

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X-Sense #ad - 10-year battery & 10-year sensor: this smoke and carbon monoxide alarm provides 10 years of continuous power with a built-in lithium battery, saving on energy while remaining eco-friendly; saves you from constantly having to change batteries; an end-of-life signal will let you know when it's time to replace the unit for safety. Practical lcd display: clearly indicates real-time carbon monoxide co concentration in the surrounding air, the screen will be backlit blue, as well as the remaining battery life and working status of the alarm; if a CO concentration of 30-999 ppm exists for a certain time period, and the LED indicator will flash red 4 times every 5.

8 seconds. 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.

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: requires no rewiring; easy to mount on any wall or ceiling with the included mounting bracket, screws and anchor plugs; certified to meet the UL 217 & UL 2034 safety standards for your peace of mind and absolute confidence in our product.
BrandX-Sense #ad
ManufacturerX-Sense #ad
Height2.5 Inches
Length6.45 Inches
Width6.14 Inches
Part NumberSC01-1-5
ModelSC01

10. Elvicto

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Portable Fire Alarms Smoke Detector for Home and Kitchen, 2 Pack Smoke and Carbon Monoxide Detector Battery Operated with LCD Display

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Elvicto #ad - Electrochemical CO sensor alerts you to carbon monoxide danger. Photoelectric sensor detects smoke while minimizing false alarms. Combo smoke detector/carbon monoxide alarm detects two threats. Battery-operated unit installs quickly and easily without an electrician,A single button tests the unit or silences the alarm. Low battery signal mute, quiets low battery signal for up to 8 hours. 5 years warranty.
BrandElvicto #ad
ManufacturerNINGBO SITERWELL ELECTRONICS CO LTD #ad
Part NumberGS811-A
Model425