Internet #203091028

Model # 21027422

0047871093274

Code One Battery Operated Carbon Monoxide Detector (6-pack)

  • Battery-operated carbon monoxide alarm; no hardwiring required
  • Change AA batteries every 6 months to avoid low battery chirp
  • Alarm will sound when dangerous levels of CO are detected
$ 81 48
/bundle $101.85

Save $20.37 (20%)

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Frequently Bought Together

Frequently Bought Together

Product Overview

  • Battery-operated carbon monoxide alarm; no hardwiring required
  • Change AA batteries every 6 months to avoid low battery chirp
  • Alarm will sound when dangerous levels of CO are detected
Kidde Code One battery operated carbon monoxide alarm utilizes sophisticated electronic components to protect you and your family from the dangers of carbon monoxide. This alarm includes a slide-out-battery door that gives immediate access to the batteries and a safety feature that makes it difficult to close the door without the batteries being installed. Inside cover of battery door features quick reference guide for what to do in case of an alarm. This easy-to-install alarm is suitable for all living areas and has a 7 year life and a 5 year limited warranty.Shop all Kidde Smoke Detectors here.
  • Code one carbon monoxide alarm provides you and your family with a loud warning signal against the dangers of elevated carbon monoxide levels in your home and the battery operated alarm provides continuous monitoring of carbon monoxide levels, even during power outages when AC only units are not providing protection
  • Code one CO alarm is powered by three double (AA) batteries included and the CO sensor is fuel cell design and meets sensitivity requirements of UL2034; sensor will not alarm to levels of carbon monoxide below 30 PPM and alarm includes a piezoelectric horn that is rated at 85 decibels at 10 ft.
  • DC basic code one alarm features test/reset button; allows testing of the circuit operation and immediately silences the alarm and Equipped with low battery signal alerting when the battery needs replaced
  • Contractor pack contains 6 Battery Operated Detectors
  • Battery Included
  • CO sensor will not alarm to levels of CO below 30 ppm
  • Note: Product may vary by store
  • Carbon monoxide detectors utilize an electrochemical sensor to detect fire hazards and sound an 85 db alarm when a hazard is detected
  • *Check with your state and local fire and Building/Safety codes for specific information regarding smoke & Carbon Monoxide Alarms.
  • UL/CSFM Ref. Kidde Part KN-COB-LP2


  • Shop all Kidde Carbon Monoxide Detectors
  • Click here for more information on Electronic Recycling Programs

Product Overview

  • Battery-operated carbon monoxide alarm; no hardwiring required
  • Change AA batteries every 6 months to avoid low battery chirp
  • Alarm will sound when dangerous levels of CO are detected
Model #: 21027422
Internet #: 203091028

Kidde Code One battery operated carbon monoxide alarm utilizes sophisticated electronic components to protect you and your family from the dangers of carbon monoxide. This alarm includes a slide-out-battery door that gives immediate access to the batteries and a safety feature that makes it difficult to close the door without the batteries being installed. Inside cover of battery door features quick reference guide for what to do in case of an alarm. This easy-to-install alarm is suitable for all living areas and has a 7 year life and a 5 year limited warranty.Shop all Kidde Smoke Detectors here.

  • Code one carbon monoxide alarm provides you and your family with a loud warning signal against the dangers of elevated carbon monoxide levels in your home and the battery operated alarm provides continuous monitoring of carbon monoxide levels, even during power outages when AC only units are not providing protection
  • Code one CO alarm is powered by three double (AA) batteries included and the CO sensor is fuel cell design and meets sensitivity requirements of UL2034; sensor will not alarm to levels of carbon monoxide below 30 PPM and alarm includes a piezoelectric horn that is rated at 85 decibels at 10 ft.
  • DC basic code one alarm features test/reset button; allows testing of the circuit operation and immediately silences the alarm and Equipped with low battery signal alerting when the battery needs replaced
  • Contractor pack contains 6 Battery Operated Detectors
  • Battery Included
  • CO sensor will not alarm to levels of CO below 30 ppm
  • Note: Product may vary by store
  • Carbon monoxide detectors utilize an electrochemical sensor to detect fire hazards and sound an 85 db alarm when a hazard is detected
  • *Check with your state and local fire and Building/Safety codes for specific information regarding smoke & Carbon Monoxide Alarms.
  • UL/CSFM Ref. Kidde Part KN-COB-LP2


  • Shop all Kidde Carbon Monoxide Detectors
  • Click here for more information on Electronic Recycling Programs

Info & Guides

You will need Adobe® Acrobat® Reader to view PDF documents. Download a free copy from the Adobe Web site.

Key Features

Product Overview
Key Features
  • Battery-operated carbon monoxide alarm; no hardwiring required
  • Change AA batteries every 6 months to avoid low battery chirp
  • Alarm will sound when dangerous levels of CO are detected
Kidde Code One battery operated carbon monoxide alarm utilizes sophisticated electronic components to protect you and your family from the dangers of carbon monoxide. This alarm includes a slide-out-battery door that gives immediate access to the batteries and a safety feature that makes it difficult to close the door without the batteries being installed. Inside cover of battery door features quick reference guide for what to do in case of an alarm. This easy-to-install alarm is suitable for all living areas and has a 7 year life and a 5 year limited warranty.Shop all Kidde Smoke Detectors here.
  • Code one carbon monoxide alarm provides you and your family with a loud warning signal against the dangers of elevated carbon monoxide levels in your home and the battery operated alarm provides continuous monitoring of carbon monoxide levels, even during power outages when AC only units are not providing protection
  • Code one CO alarm is powered by three double (AA) batteries included and the CO sensor is fuel cell design and meets sensitivity requirements of UL2034; sensor will not alarm to levels of carbon monoxide below 30 PPM and alarm includes a piezoelectric horn that is rated at 85 decibels at 10 ft.
  • DC basic code one alarm features test/reset button; allows testing of the circuit operation and immediately silences the alarm and Equipped with low battery signal alerting when the battery needs replaced
  • Contractor pack contains 6 Battery Operated Detectors
  • Battery Included
  • CO sensor will not alarm to levels of CO below 30 ppm
  • Note: Product may vary by store
  • Carbon monoxide detectors utilize an electrochemical sensor to detect fire hazards and sound an 85 db alarm when a hazard is detected
  • *Check with your state and local fire and Building/Safety codes for specific information regarding smoke & Carbon Monoxide Alarms.
  • UL/CSFM Ref. Kidde Part KN-COB-LP2


  • Shop all Kidde Carbon Monoxide Detectors
  • Click here for more information on Electronic Recycling Programs

Product Overview

  • Battery-operated carbon monoxide alarm; no hardwiring required
  • Change AA batteries every 6 months to avoid low battery chirp
  • Alarm will sound when dangerous levels of CO are detected
Model #: 21027422
Internet #: 203091028

Kidde Code One battery operated carbon monoxide alarm utilizes sophisticated electronic components to protect you and your family from the dangers of carbon monoxide. This alarm includes a slide-out-battery door that gives immediate access to the batteries and a safety feature that makes it difficult to close the door without the batteries being installed. Inside cover of battery door features quick reference guide for what to do in case of an alarm. This easy-to-install alarm is suitable for all living areas and has a 7 year life and a 5 year limited warranty.Shop all Kidde Smoke Detectors here.

  • Code one carbon monoxide alarm provides you and your family with a loud warning signal against the dangers of elevated carbon monoxide levels in your home and the battery operated alarm provides continuous monitoring of carbon monoxide levels, even during power outages when AC only units are not providing protection
  • Code one CO alarm is powered by three double (AA) batteries included and the CO sensor is fuel cell design and meets sensitivity requirements of UL2034; sensor will not alarm to levels of carbon monoxide below 30 PPM and alarm includes a piezoelectric horn that is rated at 85 decibels at 10 ft.
  • DC basic code one alarm features test/reset button; allows testing of the circuit operation and immediately silences the alarm and Equipped with low battery signal alerting when the battery needs replaced
  • Contractor pack contains 6 Battery Operated Detectors
  • Battery Included
  • CO sensor will not alarm to levels of CO below 30 ppm
  • Note: Product may vary by store
  • Carbon monoxide detectors utilize an electrochemical sensor to detect fire hazards and sound an 85 db alarm when a hazard is detected
  • *Check with your state and local fire and Building/Safety codes for specific information regarding smoke & Carbon Monoxide Alarms.
  • UL/CSFM Ref. Kidde Part KN-COB-LP2


  • Shop all Kidde Carbon Monoxide Detectors
  • Click here for more information on Electronic Recycling Programs

Info & Guides

You will need Adobe® Acrobat® Reader to view PDF documents. Download a free copy from the Adobe Web site.

Compare Similar

Compare Similar Products
Brand Kidde Kidde Kidde Kidde
Name Hardwire Carbon Monoxide Detector with 9V Battery Backup Worry Free 10-Year Lithium Battery Carbon Monoxide Detector with Digital Display Worry Free Plug-In Carbon Monoxide Detector with 10-Year Battery Backup and Digital Display Code One Battery Operated Carbon Monoxide Detector (6-pack)
Price
$29.97
$44.97
$49.97
Was $101.85
$81.48 /bundle
Save $20.37 (20%)
Ratings (117) (373) (353) (997)
Power Source Hardwired Battery Plug-In Battery
Alarm/Detector Features Battery Back-Up,Hush Feature,Interconnected 10-Year Battery,Digital display,Hush Feature,Tamper Resistant 10-Year Battery,Battery Back-Up,Digital display,Hush Feature,Tamper Resistant Hush Feature,Tamper Resistant,Value Pack
View Product View Product View Product View Product

Specifications

Dimensions

Product Depth (in.)
1.5
Product Height (in.)
2.75
Product Width (in.)
4.5

Details

Alarm Type
Carbon Monoxide
Alarm/Detector Features
Hush Feature,Tamper Resistant,Value Pack
Battery Back-Up
No
Connector/Contact Type
None
Included
Batteries
Pack Size
6
Power Source
Battery
Returnable
90-Day
Voltage (volts)
1.5

Warranty / Certifications

Certifications and Listings
1-UL Listed

Specifications

Dimensions

Product Depth (in.)
1.5
Product Height (in.)
2.75
Product Width (in.)
4.5

Details

Alarm Type
Carbon Monoxide
Alarm/Detector Features
Hush Feature,Tamper Resistant,Value Pack
Battery Back-Up
No
Connector/Contact Type
None
Included
Batteries
Pack Size
6
Power Source
Battery
Returnable
90-Day
Voltage (volts)
1.5

Warranty / Certifications

Certifications and Listings
1-UL Listed

Questions & Answers

was beeping put new batterys still beeping

was beeping put new batterys still beeping
Asked by: george
If the alarm is seven years old or older you need to replace it.
Answered by: Ed98685
Date published: 2019-08-07

I replaced the bstteries and the alarm still cherps?

Asked by: Bid
Change batteries ?
Answered by: Tom
Date published: 2019-03-08

Changed the batteries but it is still chirping 2 short beeps??

Changed the batteries but it is still chirping 2 short beeps??
Asked by: mscb2u2
How long have you had it ? They are designed to be replaced after 7 years. Changing batteries won't work. You must buy a new one.
Answered by: RowdyRob
Date published: 2019-10-08

Could this be used as a portable unit for travel?

Could this be used as a portable unit for travel?
Asked by: Traveler
yes. I would remove the batteries while in transit. I'm not sure if it will activate in a suitcase or not. Could be annoying.
Answered by: Jimbo
Date published: 2019-03-05
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Customer Reviews

Kidde Code One Battery Operated Carbon Monoxide Detector (6-pack) is rated 4.5 out of 5 by 997.
Rated 5 out of 5 by from Feel safer knowing I bought a known brand product. Carbon Monoxide is something you don't want in... Feel safer knowing I bought a known brand product. Carbon Monoxide is something you don't want in your home..
Date published: 2019-10-02
Rated 4 out of 5 by from Good only lasts for so long and need to throw... Good only lasts for so long and need to throw out, starts beeping and changing battery(s) does not stop it.
Date published: 2019-07-30
Rated 4 out of 5 by from Easy to mounted on the wall also the instructions were easy to read and how to assembling the ala... Easy to mounted on the wall also the instructions were easy to read and how to assembling the alarm.
Date published: 2019-08-20
Rated 5 out of 5 by from Replaced previous detector that lasted almost 10 years; easy to... Replaced previous detector that lasted almost 10 years; easy to add batteries and reset on the wall.
Date published: 2019-09-10
Rated 4 out of 5 by from It was easy to assemble and install. Nothing complicated at all. The cost was decent. It was easy to assemble and install. Nothing complicated at all. The cost was decent.
Date published: 2019-08-13
Rated 4 out of 5 by from Unfortunately, i had to exchanged them for the plug-in ones,... Unfortunately, i had to exchanged them for the plug-in ones, which I prefer better.
Date published: 2019-10-01
Rated 1 out of 5 by from Out of the box, did not work. With new batteries... Out of the box, did not work. With new batteries (2X), have a low battery chirp.
Date published: 2019-08-06
Rated 5 out of 5 by from Replaced an older one that no longer worked properly. Very satisfied with unit. Replaced an older one that no longer worked properly. Very satisfied with unit.
Date published: 2019-07-30
Rated 4 out of 5 by from This product was easy to install. Hopefully the product does what it advertise. This product was easy to install. Hopefully the product does what it advertise.
Date published: 2019-09-24
Rated 5 out of 5 by from The product works right out of the box. Simple to set up. Easy to use The product works right out of the box. Simple to set up. Easy to use
Date published: 2019-07-23
Rated 5 out of 5 by from quick, easy install and buying in bulk saves money and time. quick, easy install and buying in bulk saves money and time.
Date published: 2019-10-01
Rated 4 out of 5 by from Its a solid product. However i think its a tad expensive. Its a solid product. However i think its a tad expensive.
Date published: 2019-08-28
Rated 5 out of 5 by from Good value for the money if you have more than... Good value for the money if you have more than one house.
Date published: 2019-08-20
Rated 3 out of 5 by from appears to be common type co detector - price was right appears to be common type co detector - price was right
Date published: 2019-08-27
Rated 5 out of 5 by from It performs perfectly and represents a good value It performs perfectly and represents a good value
Date published: 2019-08-20
Rated 5 out of 5 by from Installed in minutes. Passed my fire inspection ... Installed in minutes. Passed my fire inspection
Date published: 2019-08-13
Rated 5 out of 5 by from Easy to install, complete written directions Easy to install, complete written directions
Date published: 2019-08-20
Rated 5 out of 5 by from Very easy to install and reasonably priced.... Very easy to install and reasonably priced.
Date published: 2019-08-20
Rated 4 out of 5 by from 4 Star Review Rating provided by a verified purchaser
Date published: 2019-08-21
Rated 5 out of 5 by from 5 Star Review Rating provided by a verified purchaser
Date published: 2019-07-17
Rated 5 out of 5 by from 5 Star Review Rating provided by a verified purchaser
Date published: 2019-09-02
Rated 4 out of 5 by from 4 Star Review Rating provided by a verified purchaser
Date published: 2019-10-09
Rated 5 out of 5 by from 5 Star Review Rating provided by a verified purchaser
Date published: 2019-07-18
Rated 5 out of 5 by from 5 Star Review Rating provided by a verified purchaser
Date published: 2019-10-10
Rated 5 out of 5 by from 5 Star Review Rating provided by a verified purchaser
Date published: 2019-09-11
Rated 5 out of 5 by from 5 Star Review Rating provided by a verified purchaser
Date published: 2019-09-04
Rated 5 out of 5 by from 5 Star Review Rating provided by a verified purchaser
Date published: 2019-07-31
Rated 5 out of 5 by from 5 Star Review Rating provided by a verified purchaser
Date published: 2019-07-31
Rated 5 out of 5 by from 5 Star Review Rating provided by a verified purchaser
Date published: 2019-09-25
Rated 4 out of 5 by from 4 Star Review Rating provided by a verified purchaser
Date published: 2019-07-17
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