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Kidde COP Plug-In Carbon Monoxide Alarm with Battery Backup
$34.97
Final price set by Amazon · may vary
EDITORIAL REVIEW: 4.5/5 — WC Safety Review of the kidde cop, a residential carbon monoxide alarm. Editorial assessment by Steven Eaton, WC Safety editor, based on published Kidde specifications and category fit. We ...
Key Features
- Plug-in AC power with AA battery backup during outages
- Rotating plug for 90-degree outlet installation
- 85 dB alarm with flashing light alert
- Built-in power surge immunity
- Compact design for travel
- 10-year limited warranty
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Built for Industrial BuyersResearch written for safety managers, procurement teams, and field supervisors.
EDITORIAL REVIEW: 4.5/5 — WC Safety Review of the kidde cop, a residential carbon monoxide alarm.
Editorial assessment by Steven Eaton, WC Safety editor, based on published Kidde specifications and category fit. We did not laboratory-test this product.
Editorial assessment by Steven Eaton, WC Safety editor, based on published Kidde specifications and category fit. We did not laboratory-test this product.
The Kidde COP is a plug-in carbon monoxide alarm with battery backup - it runs on outlet power but keeps watching for CO if the power drops.
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Why the kidde cop guards against carbon monoxide
A plug-in alarm is effortless to install and never needs a battery swap for daily power, but an outage is exactly when CO risk can climb. The Kidde COP covers that with battery backup. As carbon monoxide alarms go, this is the plug-in with backup pick, and the best CO detector guide and the CO placement guide put it in context. It runs on the outlet and rides out an outage on backup.
Safety first: a carbon monoxide alarm is a life-safety device — if it sounds, get everyone to fresh air outside and call 911 or the fire department, then have the source found and fixed by a professional. This is a residential early-warning alarm; it is not built for occupational settings where CO can climb to IDLH concentrations that demand industrial gas-detection instruments and rescue procedures, so use the right tool for each environment. Keep fresh batteries in it, place it per the manufacturer manual and local codes, and replace the unit at its end-of-life date.
What the kidde cop listing documents
From the listing: plug-in outlet power; battery backup for outages; and residential carbon monoxide detection. These are true carbon monoxide alarm and CO alarm credentials as a residential CO alarm. Confirm the power source, UL 2034 listing, and end-of-life date on the listing. As with any life-safety device, the alarm or extinguisher is one layer of home protection — combine detection, suppression, an escape plan, and regular testing rather than relying on a single device. Buy from a listing that states the specifications and safety listings plainly, keep the paperwork, and note the manufacture and end-of-life dates when it arrives so replacement never slips, because a device past its service life can fail silently exactly when it is needed most.
How the kidde cop compares
Weigh it against the Kidde COB, the Kidde KN-COB-IC, the Kidde KN-COB-LP2, the Kidde KN-COEG-3, the Kidde 30CUAR combo. The CO exposure symptoms guide and the garage CO guide help you choose.
Choosing the right home life-safety device
Match the device to the hazard and the room: smoke alarms for fire, CO alarms for combustion appliances and attached garages, combination units where you want both, and a rated extinguisher within reach of the kitchen and shop. Browse the carbon monoxide alarms, CO detectors, Kidde CO alarms, smart CO alarms, smoke & CO alarms collections; and read the home fire safety guide to plan whole-home coverage.
Where it fits by home and orders
The Kidde COP suits rooms with a convenient outlet where plug-in simplicity is preferred but outage coverage still matters - compare it with the X-Sense SC07, browse the wider CO detectors and Kidde CO alarms ranges, and pair plug-in units with battery models in outlet-free rooms for full coverage. Whole-home coverage is the goal: an early-warning device in each key room, a rated extinguisher within reach of the highest-risk spots, and a practiced escape plan tie the pieces together, so read the home fire safety guide to map what each level of your home still needs. For multi-unit or property orders, quantity purchasing runs through a free Amazon Business account — volume pricing, PO numbers at checkout, and tax-exempt eligibility for qualifying organizations, with the walkthrough linked in our footer.
Frequently asked questions
What is the kidde cop?
A plug-in carbon monoxide alarm with battery backup. It warns of carbon monoxide, a colorless, odorless gas from combustion appliances, engines, and blocked flues, so occupants can get to fresh air before exposure becomes dangerous.
How is it powered?
Confirm the power source on the listing - battery, plug-in with battery backup, or hardwired. Battery-backup and sealed-battery models keep working through a power outage, which is when some CO risks rise.
Where should I place it?
Follow the manufacturer manual and local codes: generally on every level and near sleeping areas, away from dead-air spots. See our CO placement guide for room-by-room guidance.
What do I do if it sounds?
Treat every alarm as real: get everyone to fresh air outside and call 911 or the fire department, then have the CO source found and fixed by a professional before returning.
Is it the same as an industrial CO monitor?
No. This is a residential early-warning alarm. Occupational settings where CO can reach IDLH levels need industrial gas-detection instruments and rescue procedures. Use the right tool for each environment.
Does it detect smoke or other gases?
A CO-only alarm detects carbon monoxide only unless the listing states otherwise. For smoke too, choose a combination smoke/CO alarm. Confirm what this model detects on the listing.
How long does it last?
CO sensors have a service life, typically several years, after which the unit must be replaced, not just re-batteried. Confirm the end-of-life date and replace the alarm on schedule.
How often do I test it?
Test with the button monthly and follow the manufacturer's maintenance schedule. A CO alarm you never test is a CO alarm you cannot trust.
Can it be interconnected?
Some models interconnect so one alarm triggers all. Confirm interconnect capability and compatibility on the listing if you want whole-home alerting.
Is it UL listed?
Confirm the current UL 2034 listing on the product page. A CO alarm should carry the applicable safety listing for residential use.
Does a CO alarm replace appliance maintenance?
No - it is a last-line warning. Have fuel-burning appliances, flues, and vents inspected on schedule so CO is prevented at the source, not just detected.
How do I order several?
Quantity purchasing runs through a free Amazon Business account - volume pricing, PO numbers at checkout, and tax-exempt eligibility for qualifying organizations. The bulk-ordering walkthrough is linked in our footer.
Brand / Vendor
Kidde
Model / SKU
COP
Product Type
Carbon Monoxide Alarm
Price
$34.97 (Amazon)
Rating
4.8 / 5 — 1077 Amazon ratings
Availability
Check current availability on Amazon
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Industrial Grade Only
Coverage focuses on equipment built for professional use in manufacturing, construction, and industrial environments.
Independent Product Research
Product information is compiled from manufacturer specifications, published standards information, compatibility data, and other cited sources.
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Verified Buyer Reviews
Customer Reviews
★★★★★4.8 / 5· 1,077 ratings on Amazon
★★★★★
SAFETY IS A MUST, Easy installation, plug in to wall outlet, easy to read & understand instructions
Easy installation, plug in to wall outlet, easy to read & understand instructions on where to place these in your home or business, nice size, loud alarm sound, easy to read , great safety , it even has an expiration date which causes the alarm to sound when it expires which will be many years from your date of purchase. You don't have to worry about it being outdated & too old to work. I would recommend these and would purchase more.
Verified Purchaser · December 2 · ✓ Amazon Verified Purchase
★★★★★
Excellent, dependable quality!
I have purchased this exact same CO2 detector before & it always works as it's supposed to. They claim it has a 10 year life and my last one lasted 10 years + 2 months. This, in my opinion, is a quality product & lives up to it's name & claim.Other things I like about the Kidde detector, is that it's small, plugs into an outlet, and has a battery backup. It does display info, has clear instructions in several languages, is silent unless it needs to tell you something and then makes it clear. The price is reasonable, and for an emergency, is invaluable. Very easy to replace batteries or the detector itself.
Verified Purchaser · May 10, 20 · ✓ Amazon Verified Purchase
★★★★★
Simple and safe!
Simple to install and seems reliable
Verified Purchaser · June 20, 2 · ✓ Amazon Verified Purchase
★★★★★
Great price. Ptompt delivery
Easy to install. Great unit, had this model before.
Verified Purchaser · June 6, 20 · ✓ Amazon Verified Purchase
★★★★★
Works well
Reasonable price for a very good detector
Verified Purchaser · May 13, 20 · ✓ Amazon Verified Purchase
★★★★☆
Good appearance and quality.
Nice looking. Guess it works well. Certainly easy to set up when all you do is plug it in.
Verified Purchaser · April 12, · ✓ Amazon Verified Purchase
★★★★★
Works
Nice size, functionality, priceMeets my needs
Verified Purchaser · May 31, 20 · ✓ Amazon Verified Purchase
★★★★★
KIDDE CARBON MONOXIDE DETECTOE
VERY EASY TO WORK , AND VERY EASY WAY TO STAY SAFE . THIS UNIT IS IN OUR BEDROOM , AND " KIDDE " says the lifespan is 10 years , and our old one let us know , after 12 years that it was expired , by way of a faint beep !!! FANTASTIC FEATURE !!! IT IS THE BEST , AND with Amazon , great price and fast service !!!
Verified Purchaser · May 15, 20 · ✓ Amazon Verified Purchase
★★★★★
Perfect! ; )
Plugs right in to the wall outlet, pull out the battery saver strip and you're good to go. We had to put ours in a different place, because we throw the ball for our dog Baxter and it hit the detector, once too many times. Our bad! ; )
Verified Purchaser · June 18, 2 · ✓ Amazon Verified Purchase
★★★★★
Must have!!!!!
Obviously, this is very important to have in your house, especially if you have gas. This was very easy to plug into the wall and test. I do wish that the alarm was more continuous and even louder. Make sure you test it first! They should be placed in every room in the house
Verified Purchaser · June 12, 2 · ✓ Amazon Verified Purchase
Showing 10 of 1,077 Amazon reviews.
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Frequently Asked Questions
What is the kidde cop?
A plug-in carbon monoxide alarm with battery backup. It warns of carbon monoxide, a colorless, odorless gas from combustion appliances, engines, and blocked flues, so occupants can get to fresh air before exposure becomes dangerous.
How is it powered?
Confirm the power source on the listing - battery, plug-in with battery backup, or hardwired. Battery-backup and sealed-battery models keep working through a power outage, which is when some CO risks rise.
Where should I place it?
Follow the manufacturer manual and local codes: generally on every level and near sleeping areas, away from dead-air spots. See our CO placement guide for room-by-room guidance.
What do I do if it sounds?
Treat every alarm as real: get everyone to fresh air outside and call 911 or the fire department, then have the CO source found and fixed by a professional before returning.
Is it the same as an industrial CO monitor?
No. This is a residential early-warning alarm. Occupational settings where CO can reach IDLH levels need industrial gas-detection instruments and rescue procedures. Use the right tool for each environment.
Does it detect smoke or other gases?
A CO-only alarm detects carbon monoxide only unless the listing states otherwise. For smoke too, choose a combination smoke/CO alarm. Confirm what this model detects on the listing.
How long does it last?
CO sensors have a service life, typically several years, after which the unit must be replaced, not just re-batteried. Confirm the end-of-life date and replace the alarm on schedule.
How often do I test it?
Test with the button monthly and follow the manufacturer's maintenance schedule. A CO alarm you never test is a CO alarm you cannot trust.
Can it be interconnected?
Some models interconnect so one alarm triggers all. Confirm interconnect capability and compatibility on the listing if you want whole-home alerting.
Is it UL listed?
Confirm the current UL 2034 listing on the product page. A CO alarm should carry the applicable safety listing for residential use.
Does a CO alarm replace appliance maintenance?
No - it is a last-line warning. Have fuel-burning appliances, flues, and vents inspected on schedule so CO is prevented at the source, not just detected.
How do I order several?
Quantity purchasing runs through a free Amazon Business account - volume pricing, PO numbers at checkout, and tax-exempt eligibility for qualifying organizations. The bulk-ordering walkthrough is linked in our footer.