First Alert Battery Powered Carbon Monoxide Alarm-CO400 at The Home Depot
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Discontinued

First Alert

Model # CO400

Battery Powered Carbon Monoxide Alarm


First Alert Battery Powered Carbon Monoxide Alarm
 

This item has been discontinued.
The Home Depot no longer carries this specific product.

$19.97 / each
Item cannot be shipped to the following state(s): AK,GU,HI,PR,VI

PRODUCT SOLD Online Only

In Stock

Aisle 21, Bay 001

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PRODUCT OVERVIEW

Model # CO400

Internet # 202433876

The First Alert CO400 battery powered carbon monoxide detector with mute button is an easy-to-install, UL-listed alarm that combines advanced technology with a user-friendly design. Symptoms of carbon monoxide poisoning are like the flu, and you might not even know you're in danger. That's why a carbon monoxide alarm is an excellent way to protect your family. It detects the CO you can't see, smell or taste in the air. A single button tests alarm functions and mutes nuisance alarms. This alarm uses an electrochemical carbon monoxide sensor, which is the most accurate technology available. With battery backup, you will have peace of mind that the alarm will continue to work even when the power goes out. It's esthetically pleasing premium shape is ideal for placing in all visible location. The easy loading back access battery door allows you to quickly and easily change the alarms single 9-Volt battery. 5-year limited warranty. Meets UL standards and is code compliant.

  • Battery powered carbon monoxide detector
  • Single button tests alarm functions and silences nuisance alarms
  • EZ access back loading battery door for 9-Volt batteries
  • Low battery warning
  • End of detector life timer
  • 9-volt battery included
  • Utilizes an electrochemical sensor, the most accurate technology to detect carbon monoxide
  • 5-year limited warranty
  • Meets UL2034 standard
  • Loud 85db alarm
  • America's most trusted brand in home safety
  • Note: Product may vary by store

Info & Guides

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SPECIFICATIONS

Alarm Type  Carbon Monoxide  Alarm/Detector Features  No Additional Features 
Assembled Depth (in.)  6.38 in  Assembled Height (in.)  8.56 in 
Assembled Width (in.)  2.29 in  Battery Back-Up  Yes 
Certifications and Listings  1-UL Listed  Commercial / Residential  Commercial / Residential 
Connector/Contact Type  None  Electrical Product Type  Carbon Monoxide Detector 
Included  Batteries  Returnable  90-Day 
Voltage (volts) 

CUSTOMER REVIEWS

SHIPPING OPTIONS

Most orders process within 3 business days.

Please allow 3 to 5 business days for Standard Shipping in addition to order processing time, which varies by product.  Items deliver by small parcel service.


If product is eligible for shipping to AK, HI and US Territories additional transit time and remote surcharges may apply.