Print perfect, spend less
Buy new:
To see product details, add this item to your cart.
Ships from: 鶹.ca
Sold by: 鶹.ca
To see product details, add this item to your cart. You can always remove it later.
Shipper / Seller
鶹.ca
鶹.ca
Shipper / Seller
鶹.ca
Returns
Eligible for Return, Refund or Replacement within 30 days of receipt
Eligible for Return, Refund or Replacement within 30 days of receipt
This item can be returned in its original condition for a full refund or replacement within 30 days of receipt.
Read full return policy
Payment
Secure transaction
Your transaction is secure
We work hard to protect your security and privacy. Our payment security system encrypts your information during transmission. We don’t share your credit card details with third-party sellers, and we don’t sell your information to others. Learn more
Support
Product support included
What's product support?
In the event that your product does not work as expected or you need help using it, 鶹 offers free product support. To access this option, go to Your Orders and choose Get product support.
To see product details, add this item to your cart. You can always remove it later.
Looks and functions as if it were new. Item will not come in original packaging.
Added to

Sorry, there was a problem.

There was an error retrieving your wish lists. Please try again.

Sorry, there was a problem.

List unavailable.
  • First Alert CO400A Battery Powered Carbon Monoxide Alarm
  • To view this video, download

Safety and product resources

Documents and guides

First Alert CO400A Battery Powered Carbon Monoxide Alarm

4.6 out of 5 stars (2,285)
To see product details, add this item to your cart. You can always remove it later.
Available at a lower price from other sellers that may not offer free Prime delivery.

Purchase options and add-ons

About this item

  • SAME AS CO400A ASIN: B004Y75ZS2
  • Battery operated, 9V battery included
  • Mute button, mutes unnecessary alarms. Also tests alarm function with same button
  • Low battery Signal mute, quiets low battery Signal for up to 8 hours
  • Electrochemical sensor, most accurate technology available for detecting carbon monoxide* *compared to other common sensing technologies
  • End of life timer, alarm chirps when it is time to replace it
  • Care: Vacuum the CO Alarm cover once a month, using the soft brush attachment. Never use water, cleaners, or solvents, since these may damage the unit. Test the CO Alarm again after vacuuming.

Frequently bought together

This item: First Alert CO400A Battery Powered Carbon Monoxide Alarm
$34.93
In Stock
Ships from and sold by 鶹.ca.
+
First Alert SCO5RVA Battery Operated Combination Carbon Monoxide and Smoke Alarm
$41.71
Get it by Monday, Feb 16
Usually ships within 2 to 4 weeks
Ships from and sold by 鶹.ca.
+
First Alert CO615A Carbon Monoxide Plug-In Alarm with Battery Backup and Digital Display
$47.78
Get it by Wednesday, Feb 4
In Stock
Ships from and sold by 鶹.ca.
Total price:$00
To see our price, add these items to your cart.
Details
Added to Cart
Some of these items ship sooner than the others.
Show details Hide details
Choose items to buy together.
Brief content visible, double tap to read full content.
Full content visible, double tap to read brief content.

Videos for similar products

Previous page

  1. Kidde KN-COB-B-LP Nighthawk Carbon Monoxide Alarm, Battery Operated294
    $58.88

  2. Carbon Monoxide Alarm, Digital Display CO Detector Security CO Monoxide for Home Kitchen Bedroom Safety Battery Powered (Battery not Included),Comply with CSA 6.19 (1 Pack)719
    $24.99

  3. First Alert SC9120BCA Hardwire Combination Carbon Monoxide and Smoke Alarm1,331
    $62.00

  4. First Alert CO400 Battery Powered Carbon Monoxide Alarm25,654
    $55.79

  5. First Alert Battery Operated Carbon Monoxide Alarm with Digital Display384
    $49.49

  6. 4-in-1 Upgraded Natural Gas Leak Detector and Carbon Monoxide Detectors,Carbon Monoxide Detectors Plug in with Temperature & Humidity Monitor CO Methane Propane Alarm for Home RV Hotel (1Pack White)134
    $39.99

  7. VETOUCH Carbon Monoxide Detector Plug in, Portable Carbon Monoxide Detectors, Simultaneously Checks Temperature/Humidity, Remind Function,Clear LCD Display,for Home Kitchen RV Travel CO Detector147
    $32.99

  8. Kidde KN-COB-B-LP Nighthawk Carbon Monoxide Alarm, Battery Operated294
    $58.88
Next page

Product information

Technical Details

Manufacturer ‎First Alert
Place of Business ‎AURORA, IL, 60504 US
Part Number ‎CO400A
Product Dimensions ‎6.6 x 17.15 x 21.59 cm; 210 g
Item model number ‎CO400A
Style ‎Battery Powered CM Alarm
Pattern ‎Alarm
Power Source ‎Battery Powered
Item Package Quantity ‎1
Included Components ‎Carbon Monoxide Alarms, battery(ies)
Batteries Included? ‎Yes
Batteries Required? ‎Yes
Battery Cell Type ‎Alkaline
Warranty Description ‎5-year limited warranty
Item Weight ‎210 g
Country of origin ‎Mexico

Additional Information

ASIN B0813FF8X7
Customer Reviews
4.6 out of 5 stars (2,285)

4.6 out of 5 stars
鶹 Rank
Date First Available Nov. 6 2019

Feedback

First Alert CO400A Battery Powered Carbon Monoxide Alarm

Found a lower price? Let us know. Although we can't match every price reported, we'll use your feedback to ensure that our prices remain competitive.

Where did you see a lower price?
/
/
/
/
Please sign in to provide feedback.

Product description

The First Alert Carbon monoxide alarm utilizes an electrochemical carbon monoxide sensor that lasts for up to five years to detect carbon monoxide. This carbon monoxide detector is battery powered, making it portable and easy to use anywhere, even in the event of a power outage. When carbon monoxide levels become elevated, a loud 85-decibel alarm alerts you to the threat. the First Alert Carbon monoxide alarm uses an advanced electrochemical Co sensor to detect elevated carbon monoxide levels. When Co is detected, the carbon monoxide detector sounds an alarm to warn you of the threat. comprehensive warning features when carbon monoxide levels rise, the carbon monoxide detector sounds an decibel siren that is designed to wake even the soundest of sleepers. A low-battery light and alarm alert you when battery power is running low, and an end-of-life timer lets you know when the device should be replaced. Each Co detector lasts approximately five years. simple and easy to use the First Alert Carbon monoxide alarm is easy to set up. Simply insert the battery, and the Co detector will start to monitor your space for carbon monoxide. There are no complicated displays or settings to vigate. A single button silences the alarm and tests the Co detector. A pull-down action chart instructs you of what to do If the Co alarm goes off. where to place carbon monoxide alarms: one on every level of the home and one in each sleeping area.

Safety and product resources

Safety documents

Top Brand: First Alert

Highly Rated
100K+ customers rate items from this brand highly
Trending
10K+ orders for this brand in past 3 months
Low Returns
Customers usually keep items from this brand
Sponsored
|
FREE delivery Sat, Jan 31
Delivery Sat, Jan 31
Delivery Sat, Jan 31

Product Summary: First Alert CO400A Battery Powered Carbon Monoxide Alarm

From First Alert

4.6 out of 5 stars, 2,285 ratings

Customer reviews

1K+ bought in past month

Price

No featured offers available

Other sellers

Other sellers

About this Item

  • SAME AS CO400A ASIN: B004Y75ZS2
  • Battery operated, 9V battery included
  • Mute button, mutes unnecessary alarms. Also tests alarm function with same button
  • Low battery Signal mute, quiets low battery Signal for up to 8 hours
  • Electrochemical sensor, most accurate technology available for detecting carbon monoxide* *compared to other common sensing technologies
  • End of life timer, alarm chirps when it is time to replace it
  • Care: Vacuum the CO Alarm cover once a month, using the soft brush attachment. Never use water, cleaners, or solvents, since these may damage the unit. Test the CO Alarm again after vacuuming.

Product description

The First Alert Carbon monoxide alarm utilizes an electrochemical carbon monoxide sensor that lasts for up to five years to detect carbon monoxide. This carbon monoxide detector is battery powered, making it portable and easy to use anywhere, even in the event of a power outage. When carbon monoxide levels become elevated, a loud 85-decibel alarm alerts you to the threat. the First Alert Carbon monoxide alarm uses an advanced electrochemical Co sensor to detect elevated carbon monoxide levels. When Co is detected, the carbon monoxide detector sounds an alarm to warn you of the threat. comprehensive warning features when carbon monoxide levels rise, the carbon monoxide detector sounds an decibel siren that is designed to wake even the soundest of sleepers. A low-battery light and alarm alert you when battery power is running low, and an end-of-life timer lets you know when the device should be replaced. Each Co detector lasts approximately five years. simple and easy to use the First Alert Carbon monoxide alarm is easy to set up. Simply insert the battery, and the Co detector will start to monitor your space for carbon monoxide. There are no complicated displays or settings to vigate. A single button silences the alarm and tests the Co detector. A pull-down action chart instructs you of what to do If the Co alarm goes off. where to place carbon monoxide alarms: one on every level of the home and one in each sleeping area.

Product Guidance & Documents

Report an issue with this product or seller

Feedback

Did you find this product summary feature useful?

Thank you for your feedback
Thank you for your feedback. You selected “Yes, it is useful”
Thank you for your feedback. You selected “No, it is not useful”
Product summary presents key information. Close to see all product details.