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

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1. 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 - Flashes every 2 seconds while the alarm is in HUSHTM mode. 120v ac, all kidde brand hard wired smoke alarms are interconnectable with the KN-COSM-IBA. Flashes once per second during alarm to indicate initiating alarm. Green led-illuminates to indicate the unit is receiving ac power.

If the unit malfunctions, the red LED will flash and the unit will chirp every 30 seconds. Works with existing smoke and combination smoke and CO mounting brackets. Flashes once every 60 seconds to indicate battery only mode. Meets safety standards set by Underwriters Laboratories UL and interconnects with other KN-COSM-IBA models. Smoke must be present before HushTM is activated. Humidity range: 10%-95% relative humidity, non-condensing. Combined carbon monoxide and smoke alarm, a single unit can be installed where previously two were needed. Flashes once every 16 seconds to indicate smoke or CO previously detected.

Red led-when a dangerous level of smoke or carbon monoxide is detected the red LED will flash. 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. 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.
BrandKidde #ad
ManufacturerKidde #ad
Height6 Inches
Length2 Inches
Weight1 Pounds
Width6 Inches
Part Number21026041
Model9000114A
Warranty10 Year Limited

2. Kidde

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

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Kidde #ad - Voltage volts: 4. 5. Reduces installation time and helps to keep home décor attractive. The unit warns of a low battery condition by announcing “low battery” and by initiating an alarm chirp and activating a flashing red LED. Voice alarm – announces the hazard type detected thereby helping to speed up the correct reaction to the hazard detected.

Flashing green for normal operation and flashing red for alarm condition. Test/reset button and leds – tests alarm circuitry and triggers the voice announcement. Alarm announces “fire” when a smoke or fire hazard is detected and announces “Warning, Carbon Monoxide” when a CO hazard is detected. 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.

Audio alarm: 85 db at 10 feet. Note: the date printed on the item is manufacturing date, not the expiration date. Combined carbon monoxide and smoke alarm – A single unit can be installed where previously, 2 were needed. 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.
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. 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 - 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.

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. 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.

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

4. HYDONG

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3 Pack, Smoke and Carbon Monoxide Detector Combo, with Sound Warning and LCD Display Battery Powered AA Battery Not Include CO Smoke Alarm Detector

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HYDONG #ad - Test/silence buttontest / silence button enables you to test the alarm weekly, and easily to silence the alarm when false alarms occur; Alarm Volume: Loud > 85dBA. Lcd displayclearly indicates real-time carbon monoxide CO concentration in the surrounding air, When the battery capacity is low, the red light flashe time at every 10 seconds, and the LCD display "Lb".

It's provides the ultimate protection from two deadly threats and make your home decoration look more concise. Easy installation & widely usedco and smoke detector combo can easy to mount on any wall or ceiling with the included mounting bracket, No hardwired need. Used for bedroom, screws and anchor plugs, living room and any other area with a risk of fire danger. Easy installation & widely usedco and smoke detector combo can easy to mount on any wall or ceiling with the included mounting bracket, No hardwired need.

Instantly notifies you when dangerous smoke or CO concentration is detected while minimizing false alarms. Loud 85-decibel alarm is designed to be heard easily. Used for bedroom, screws and anchor plugs, living room and any other area with a risk of fire danger. High sensitive & quick responsivebuild-in electrochemical co sensor and photoelectric smoke sensor that detects the larger particles of a smoldering fires.
BrandHYDONG #ad
ManufacturerHYDONG #ad
ModelHYD811-A

5. X-Sense

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

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X-Sense #ad - 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. Simple to use: test/silence button enables you to test the alarm weekly, instantly alerting the entire household, an alarm tone of over 85 dB will sound throughout your entire home, 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, even those in sleep.

22-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.

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. 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.
BrandX-Sense #ad
ManufacturerX-Sense #ad
Height2 Inches
Length5.7 Inches
Weight0.69 Pounds
Width5.7 Inches
Part NumberSC01-1-5
ModelSC01
Warranty60-day money-back guarantee, 5-year quality warranty, and lifetime technical support

6. Kidde

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Kidde Smoke and Carbon Monoxide Detector Alarm with Voice Warning | Hardwired w/10 Year Lithium Battery Backup | Interconnectable | Model # i12010SCO, White

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Kidde #ad - Ionization sensing technology - ideal for detecting fast flaming and other types of fires. Eliminates worry about removal or unauthorized deactivation of alarm. Voice warning system - verbally announces “fire” or “Warning, Carbon monoxide” to help distinguish between threats.

Sealed-in lithium battery backup - No battery replacement required over the 10 year life of the alarm. Hush feature - temporarily silences nuisance alarms for approximately 9 minutes and will not allow hush mode unless the unit is in alarm mode. Provides protection from two hazards - Fire and CO in one unit with 10-year sealed lithium battery backup.

Compatible with Kidde, FireX, code one and sentinel products. Audio alarm: 85 dB at 10 feet. Temperature Range: 40 degree F 4. 4 degree c to 100 degree F 37. 8 degree C. Interconnects - up to 24 Kidde devices of which 18 can be initiating. Flashes once every 60 seconds to indicate battery only mode.
BrandKidde #ad
ManufacturerKidde #ad
Height5.5 Inches
Length5.5 Inches
Weight0.45 Pounds
Width1.5 Inches
Part Number21010408-N
Modeli2010SCO

7. Elvicto

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

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Elvicto #ad - Combination smoke detector and Carbon Monoxide Detector Can Detect the threat of these Two Gases. 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.

Sound and light alarm: when a dangerous level of carbon monoxide is detected the red light will flashes and a loud alarm pattern will sound--Loud 85 decibel carbon monoxide alarm with red light flash to protect your family's life and property safety from CO detector. 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. Keep your family safe with this battery-operated carbon monoxide and smoke detector alarm; built-in 10-year battery means continuous power for the life of the alarm.
BrandElvicto #ad
ManufacturerNINGBO SITERWELL ELECTRONICS CO LTD #ad
Part Number939-10 year
ModelGS811-A

8. FIRST ALERT JARDEN

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1 pack, FIRST ALERT PRC710 Combination Alarm

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FIRST ALERT JARDEN #ad - 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.

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. A loud 85 decibel alarm sounds when Carbon Monoxide, and Smoke levels begin to rise. States/cities where required. Rigorously tested to meet UL standards.

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. S. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Complies with all current 10 year legislation in U.
BrandFIRST ALERT JARDEN #ad
ManufacturerFirst Alert #ad
Height0.96 Inches
Length4.92 Inches
Weight1.4 Pounds
Width4.92 Inches
Part NumberPRC710
ModelPRC710

9. Kidde

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Kidde 21010170 10 Year Smoke and Carbon Monoxide Alarm Detector | Photoelectric | Kitchen | Model P3010K-CO

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Kidde #ad - Photoelectric sensor – smoke alarm contains advanced photoelectric sensor that may detect visible particles associated with smoldering fires sooner than ionization alarms.

Eliminates worry about battery removal or unauthorized deactivation of alarm. Alarm memory – rapidly flashing LED alerts user if the alarm has sounded since the last time the test/reset button was used. Combination smoke and carbon monoxide alarm – Smoke and CO sensing technologies work together to detect real fires faster and reduce cooking-related nuisance alarms. Self-activation – Alarm automatically activates when attached to the mounting bracket. Sealed-in lithium battery – sealed-in lithium power supply; No battery replacement required over the 10 year life of the alarm.
BrandKidde #ad
ManufacturerKidde #ad
Height1.6 Inches
Length5.22 Inches
Weight0.5 Pounds
Width5.22 Inches
Part Number21010170
Model21010170
Warranty10 year limited warranty

10. Lecoolife

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Travel Portable Photoelectric Fire&Co Alarm for Home, Kitchen, 4 Pack Combination Smoke and Carbon Monoxide Detector Battery Operated

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Lecoolife #ad - 5 years warranty. 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. Electrochemical CO sensor alerts you to carbon monoxide danger. Photoelectric sensor detects smoke while minimizing false alarms.
BrandLecoolife #ad
ManufacturerLecoolife #ad