Top 10 Smock Detector Combination – Smoke & Carbon Monoxide Alarms

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1. Kidde

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Hardwired, Voice Alert, Kidde Smoke & Carbon Monoxide Detector, Interconnect Combination Smoke & CO Alarm with Battery Backup

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Kidde #ad - Ul certified, 10-year limited warranty. Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Test-hush feature - silences the unit for approximately 9 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling.

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. Fire & co detector in 1 unit with alert modes, "fire! fire!", & voice alarm, LED lights, that states, "Warning! Carbon Monoxide!", or "Low Battery!". Temperature Range-40˚F 4. 4˚c to 100˚f 37. 8˚c. Meets safety standards set by Underwriters Laboratories UL and interconnects with other KN-COSM-IBA models.
BrandKidde #ad
ManufacturerKidde Safety #ad
Height6 Inches
Length2 Inches
Weight1 Pounds
Width6 Inches
Part Number21026041
ModelKN-COSM-IBA
Warranty10 Year Limited

2. Kidde

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Combination Smoke & CO Alarm, Kidde Smoke & Carbon Monoxide Detector, Battery Powered, Voice Alert

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Kidde #ad - Fire & co detector in 1 unit with alert modes, that states, "Fire Fire", & voice alarm, LED lights, "Warning Carbon Monoxide", 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. Ul certified, 10-year limited warranty. Ionization sensor technology - smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire at 10 feet. Protects during a power failure - combo smoke and CO alarm operates on 2-AA batteries.
BrandKidde #ad
ManufacturerKidde Safety #ad
Height5.6 Inches
Length1.8 Inches
Width5.6 Inches
Part Number21026043
Model21026043
Warranty5-year limited warranty

3. FIRST ALERT

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First Alert SCO5CN Combination Smoke and Carbon Monoxide Detector, Battery Operated

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FIRST ALERT #ad - 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. 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.

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. Battery operated unit installs quickly and easily without an electrician. It can ship within the US except New York. Low battery signal mute, quiets low battery signal for up to 8 hours.

Emits T3 Pattern. Simple to use, with a single test/silence button; EZ access battery drawer allows you to change battery without removing alarm from ceiling. 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.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height5 Inches
Length2 Inches
Weight0.6 Pounds
Width5 Inches
Part NumberSCO5CN
ModelSCO5CN
Warranty-------

4. FIRST ALERT

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FIRST ALERT BRK SC9120B Hardwired Smoke and Carbon Monoxide CO Detector with Battery Backup, White, 1 pack

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FIRST ALERT #ad - 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. 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. Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected. 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. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Rigorously tested to meet UL standards.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height1.9 Inches
Length5.6 Inches
Weight0.25 Pounds
Width5.6 Inches
Part NumberSC9120B
ModelSC9120B
Warranty7 Year Limited

5. X-Sense

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Auto-Check, SC08, X-Sense 10-Year Battery Smoke and Carbon Monoxide Detector with LCD Display, Dual Sensor Smoke and CO Alarm Complies with UL 217 & UL 2034 Standards

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X-Sense #ad - 10-year battery-operated smoke & co alarm: a sealed lithium battery enables the unit to monitor your home 24/7, keeping you and your family safe and sound for up to a decade without frequent battery replacement; a low battery warning indicates the unit is coming to its end of life.

Simple installation & operation: Battery-operated unit installs quickly and easily without an electrician; one-button operation to test or silence the alarm. Practical lcd display: clearly displays real-time CO levels above 30 ppm parts per million taken from the surrounding air, as well as the status of the alarm’s battery level. Faster response to dangers with loud 85 db alarm: gives you the earliest possible warning of smoke and CO threat with both a loud 85 dB alarm and a rapid flashing red LED indicator; this alarm is sure to wake up you and your family, even when sound asleep.

Assured quality: approved by the etl and meets the ul 217 and UL 2034 safety standards; comes with a 60-day money-back guarantee, a 5-year warranty, and lifetime customer support. Protection from two deadly threats: one alarm protects against both dangerous smoke and carbon monoxide CO in the surrounding air; accurately detects CO from any potential sources; upgraded photoelectric and electrochemical sensors significantly increase the alarm’s sensitivity, enabling faster response times.
BrandX-Sense #ad
ManufacturerX-Sense #ad
Height2 Inches
Length5.7 Inches
Weight0.71 Pounds
Width5.7 Inches
ModelSC08
Warranty60-day money-back guarantee, 5-year quality warranty, and lifetime technical support

6. Kidde

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CO Detector, Plug In with Battery Backup, KN-COP-DP2, Kidde Carbon Monoxide Detector

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Kidde #ad - Protects during a power failure - 2-AA batteries, included with pack, provide backup service in the event of a power outage. Ul certified, 10-year limited warranty. Easy & quick installation - plugs directly into your home's standard wall outlet, 85 decibel alarm alerts of fire. Whole home family protection - place 1 carbon monoxide detector on each level of your home & in your bedroom to protect from poisonous gases. Co detector that alerts with a warning signal against dangerous levels of carbon monoxide in your home.
BrandKidde #ad
ManufacturerKidde #ad
Height4.5 Inches
Length2.75 Inches
Weight1.5 Pounds
Width1.5 Inches
Part Number900-0263
ModelKN-COB-DP2

7. X-Sense

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Auto-Check, X-Sense 10-Year Battery Not Hardwired Combination Smoke and Carbon Monoxide Detector Alarm, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, SC03

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X-Sense #ad - 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. 5 seconds and the red led flashes with the alarm sound; CO alarm: delivers 4 quick beeps every 5. 8 seconds and the red LED flashes with the alarm sound.

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. 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. 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, an alarm tone of over 85 dB will instantly alert the entire household, 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.
BrandX-Sense #ad
ManufacturerX-Sense #ad
Height2 Inches
Length5.7 Inches
Weight0.68 Pounds
Width5.7 Inches
Part NumberSC03
ModelSC03
Warranty60-day money-back guarantee, 5-year quality warranty, and lifetime technical support

8. FIRST ALERT

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Battery Operated, First Alert SCO501CN-3ST Wireless Interconnected Combination Smoke and Carbon Monoxide Alarm with Voice Location

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FIRST ALERT #ad - Loud 85 decibel alarm. One button silences a false alarm and tests the unit. Connects multiple alarms together for wireless safety network.

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. Note: kindly refer to the user manual provided as a PDF manual in the product description section. Features photoelectric smoke sensor and electrochemical CO sensor. Voice alarm gives clear indication of where the problem is located. Battery operated smoke and carbon monoxide alarm can be installed easily.
BrandFIRST ALERT #ad
ManufacturerFirst Alert #ad
Height2 Inches
Length5 Inches
Weight0.2 Pounds
Width5 Inches
Part NumberSCO500
ModelSCO500
Warranty7 Year

9. Google

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Google S3003LWES Nest Protect Alarm-Smoke Carbon Monoxide Detector, White, 1

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Google #ad - Wireless: working wi-fi connection: 802. 11b/g/n @ 2. 4ghz wireless reconnect: 802. 15. 4 @ 2. 4ghzwireless: working wi-fi connection: 802. 11b/g/n @ 2. 4ghz wireless Interconnect: 802. 15.

4 @ 2. 4ghz bluetooth Low Energy BLE. App silence: nest protect is the first alarm you can hush from your phone. 10-year carbon monoxide sensor: carbon monoxide is odorless, invisible and deadly. Field of view 120°. A light in the dark: usually nest Protect has its light turned off but when you walk underneath it Pathlight can light your way. Know from anywhere: connect nest protect to wi-Fi and it will send an alert to your phone if the alarm goes off or the batteries run low.

When there’s co, nest Protect tells you where it’s hiding. Heads-up: get a friendly voice alert so you can handle burning toast before it becomes a burning toaster. Wireless: working wi-fi connection: 802. 11b/g/n at 2. 4ghz wireless interconnect: 802. 15. 4 at 2.
BrandGoogle #ad
ManufacturerGoogle Nest #ad
Height5.3 Inches
Length5.3 Inches
Weight1 Pounds
Width1.5 Inches
Part NumberS3003LWES
Model06C

10. X-Sense

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

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X-Sense #ad - 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.

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. 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, 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, instantly alerting the entire household, an alarm tone of over 85 dB will sound throughout your entire home, even those in sleep.1

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