Top 15 Carbon Monoxide Detectors for Superior Home Safety Ranked & Reviewed for 2025

Explore the best carbon monoxide detectors to keep your home safe and alert. Stay protected with these top-rated choices!

Expert Reviewed
Updated June 2025
Kidde Carbon Monoxide Detector

Kidde Carbon Monoxide Detector

$18.50
4+ Stars
Carbon MonoxideKiddeHome SecuritySafetyPortable

Features:

Electrochemical sensor, battery powered, easy installation, detects during power failure, portable design, alarm & event memory.

What We Think:

"This little guy is a lifesaver! With its intuitive design, you can place it wherever suits your home best— no complicated wiring needed!"

Why You'll Love It:

"It's budget-friendly and reliable, perfect for peace of mind without breaking the bank."

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Kidde Plug-In Carbon Monoxide Detector

Kidde Plug-In Carbon Monoxide Detector

$24.79
4+ Stars
Plug-InBattery BackupKiddeConvenienceHome Safety

Features:

Easy installation, AA battery backup, loud alarm, peak level memory, test-hush button, UL listed, 10-year warranty.

What We Think:

"Plug it in, and you’re good to go! This CO detector is as easy as it gets, plus the battery backup is a smart touch for outages."

Why You'll Love It:

"Homeowners rave about its reliability and clear sound alerts, making it a bestseller in safety devices."

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First Alert Plug-In Carbon Monoxide Detector

First Alert Plug-In Carbon Monoxide Detector

$27.99
4+ Stars
First AlertPlug-InReliableHome ProtectionSafety Alarms

Features:

Electrochemical sensor, battery backup, simple testing, end-of-life signal, loud 85 decibel alarm, 7-year warranty.

What We Think:

"This detector is a classic! With easy plug-in use and consistent updates, you’ll always know your home is safe."

Why You'll Love It:

"Its longevity and accuracy make it a favorite among users who value safety and simplicity."

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Shyeeh Battery Powered Carbon Monoxide Detector

Shyeeh Battery Powered Carbon Monoxide Detector

$8.99
4+ Stars
ShyeehHigh AccuracyHome MonitoringQuick ResponseTech

Features:

Advanced electrochemical sensor, quick alarm thresholds, real-time data LCD, easy installation, battery-powered.

What We Think:

"With its sleek design and real-time monitoring, this is a modern take on CO detection—ideal for tech-savvy homeowners."

Why You'll Love It:

"The immediate alerts ensure your family's safety the moment CO levels rise!"

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KH Alert Carbon Monoxide Detector

KH Alert Carbon Monoxide Detector

$27.99
4+ Stars
KH AlertMulti-FunctionHome MonitoringSmart DevicesSafety

Features:

Monitors CO, temperature & humidity, compact design, easy installation, LCD display, versatile use.

What We Think:

"Why settle for a basic CO detector? This 3-in-1 gadget keeps you updated on your environment, too!"

Why You'll Love It:

"Its multifunctionality makes it a smart choice for any home, giving you peace of mind about multiple factors."

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Kidde AA Battery Powered CO Alarm

Kidde AA Battery Powered CO Alarm

$27.94
4+ Stars
KiddeBattery PoweredPeace of MindHome SafetyUser-Friendly

Features:

Electrochemical sensor, portable design, test-reset button, low battery indicator, 10-year warranty.

What We Think:

"Kidde hits another home run! This battery-powered detector is not just easy to set up but incredibly effective as well."

Why You'll Love It:

"You’ll adore the reliability and peace of mind that comes from having this little guy around."

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X-Sense Wi-Fi Carbon Monoxide Detector

X-Sense Wi-Fi Carbon Monoxide Detector

$32.99
4+ Stars
X-SenseSmart HomeWi-FiNotificationsConnected Safety

Features:

Wi-Fi connectivity, app notifications, battery backup, sleep-friendly design, peak memory alerts.

What We Think:

"Stay connected to safety with this smart detector! Get alerts right on your phone, so you never miss a moment."

Why You'll Love It:

"It's the ultimate convenience for busy families who want peace of mind while out and about."

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X-Sense Smart Smoke and CO Detector

X-Sense Smart Smoke and CO Detector

$45.99
4+ Stars
Smart FeaturesDual ProtectionX-SenseHome AlertsSafety

Features:

Photoelectric smoke sensor, electrochemical CO sensor, talking alarm, app connectivity, 10-year lifespan.

What We Think:

"Get ready to upgrade your home safety! This combo alarm talks and connects, making it super user-friendly."

Why You'll Love It:

"The voice alerts are not only helpful but also ensure everyone in the family can react quickly!"

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X-Sense Smoke and CO Detector Combo

X-Sense Smoke and CO Detector Combo

$119.99
4+ Stars
Stylish DesignX-SenseHome SafetySmart ComboAlerts

Features:

Wi-Fi connection, voice alerts, sleek design, dual sensors, up to 10 years of service.

What We Think:

"This device blends in beautifully while keeping your home super secure—who knew safety could look this good?"

Why You'll Love It:

"Low maintenance and stylish, it’s a win-win for design-conscious homeowners!"

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X-Sense Portable Carbon Monoxide Detector

X-Sense Portable Carbon Monoxide Detector

$13.39
4+ Stars
Travel SafeX-SensePortableCO ProtectionEveryday Use

Features:

10-year lifespan, travel-friendly design, versatile placement options, clear CO status display.

What We Think:

"A travel-friendly detector adds a safety net to your adventures! It’s compact enough to toss in your bag—perfect for vacations."

Why You'll Love It:

"You're not just safer at home; take this on the go to ensure safety everywhere you are."

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First Alert Carbon Monoxide and Temperature Display

First Alert Carbon Monoxide and Temperature Display

$36.49
4+ Stars
First AlertCO & TemperatureReliableHome SafetyUser-Friendly

Features:

Digital display, peak level feature, 10-year lithium battery, loud alarms, and long warranty.

What We Think:

"This dual-purpose detector is really one to rely upon! The digital display is a truly handy feature that keeps you updated."

Why You'll Love It:

"For users who want to know everything about their indoor air quality, this has you covered!"

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Dual Sensor Smoke and CO Detector

Dual Sensor Smoke and CO Detector

$38.99
4+ Stars
Dual SensorSmoke & COHome AlertsReliableUser-Friendly

Features:

Photoelectric and electrochemical sensors, digital display, loud alarm, red/green LED indicators.

What We Think:

"This 2-in-1 gadget’s versatility makes it a must-have! Perfect for quick alerts on CO and smoke levels in your home."

Why You'll Love It:

"Users love its reliability and real-time updates, turning what could be scary into something manageable."

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Combination CO and Smoke Alarm

Combination CO and Smoke Alarm

$16.31
4+ Stars
VersatileCO DetectionSmoke AlarmSafetyAffordable

Features:

Photoelectric smoke detection, digital display, battery operated, easy installation, great for any home setup.

What We Think:

"This reliable alarm ensures you’re covered on both fronts—smoke and carbon monoxide—for added peace of mind."

Why You'll Love It:

"It’s great for versatility and keeps your family safe without the need for fuss."

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Compact Battery-Operated CO Alarm

Compact Battery-Operated CO Alarm

$11.99
4+ Stars
CompactReliablePortableCO SafetyHome Care

Features:

Real-time alerts, easy installation, portable, and battery-powered.

What We Think:

"Simple but effective! This little alarm packs a big punch when it comes to keeping your home CO-free."

Why You'll Love It:

"It's compact design makes it a great addition to any room without taking up valuable space."

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