Carbon Monoxide Detector

Our monitored carbon monoxide detectors help prevent you and your family from being exposed to invisible, odorless, and potentially deadly carbon monoxide (CO) gas.

This device comes with PowerG wireless intrusion technology, providing more secure encryption, longer range and reliability, and better battery life.

Carbon monoxide alarm system, monitored 24/7

Feel safer knowing Guardian is always monitoring for CO — you don’t have to be home or even have your security system armed. If your system goes offline for any reason, we’ll still be looking out.

Image of Guardian Protection employee in Monitoring Center

Don't worry about CO device tampering

Carbon monoxide monitors have a built-in tamper sensor, giving you even more confidence your device is working.

Additional Benefits

Stress-free

Never wonder if your device is functioning.

24/7 monitoring

Monitored during the day and even while you're asleep.

Mobile alerts

Your Guardian App will let you know if there's a problem.

Protect your pets

Know your pets are breathing clean air while you're away.

Frequently asked questions

A professionally installed and monitored carbon monoxide (CO) detector detects abnormally high levels of deadly CO within range of the detector. If CO is detected, a signal will be sent to our monitoring team.

Carbon monoxide (CO) is an invisible, odorless, and deadly gas that can come from any combustible appliance.

Still have questions?

Call 800.857.5028

Packages for every lifestyle

Whether you’re single, a parent, or a pet parent, we have a security package that fits your life.

Family First

Whether your kids are three or 30, you never stop worrying about them.

Protect My Parents

It's a labor of love, but taking care of your parents is a big job.