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10 Best RV Carbon Monoxide Detectors 2025 in the United States

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Our Top Picks

#1

Winner

Kidde Smoke & Carbon Monoxide Detector, AA Battery Powered, LED Warning Light Indicators, 4 Pack

Rating
10.0
Chosen by1,362
Power Source
Display and Indicators

Most important from
1015 reviews

Power Source
Installation is a breeze with everything included in the box, including batteries.
Display and Indicators
The green light not staying lit is a change from older models, but overall satisfaction remains high.

The Kidde Smoke & Carbon Monoxide Detector is a versatile and cost-effective solution for detecting both smoke and CO, making it suitable for RV owners who need reliable protection. It operates on 2-AA alkaline batteries, which are included, eliminating the need for wiring and simplifying installation. With enhanced sensing technology, it reduces false alarms, particularly those caused by cooking, which is a common issue in compact spaces like an RV. The detector features photoelectric and electrochemical sensors, ensuring accurate detection of both smoke and carbon monoxide.

The 85-decibel alarm is loud enough to alert occupants, and the unit includes LED indicators that clearly display normal operation, errors, and alarm conditions. The built-in self-testing and manual test button help ensure the device is functioning properly, while the hush button allows for easy silencing of false alarms. One potential drawback is the need to replace the batteries every six months, which may be inconvenient for some users. Additionally, while the unit has a 10-year limited warranty, the alarms themselves need to be replaced after this period.

The pack includes four alarms, which is beneficial for larger RVs or those wanting extra coverage. The product's compact size (5 inches in diameter) and lightweight design (12.8 ounces) make it easy to mount and unobtrusive. However, it's important to note that the product's optimal performance is within a specific temperature and humidity range, which could be a consideration depending on your travel locations.

Rating
10.0
Chosen by1,362
Power Source
Display and Indicators

Most important from
1015 reviews

Power Source
Installation is a breeze with everything included in the box, including batteries.
Display and Indicators
The green light not staying lit is a change from older models, but overall satisfaction remains high.
#2

Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup Smoke Alarm, Interconnectable, LED Warning Light Indicators, 2 Pack

Rating
9.1
Power Source
Sensor Type
Alarm Volume

Most important from
1020 reviews

Power Source
The backup battery feature is invaluable, especially in rural areas where every second counts in an emergency.
Sensor Type
Swapping to these detectors eliminated false alarms from cooking, thanks to their enhanced sensing technology.
Alarm Volume
The detectors are very loud and have distinct tones for fire and carbon monoxide, making it easy to identify the type of alert.

The Kidde Hardwired Smoke & Carbon Monoxide Detector offers an effective solution for RV owners needing reliable safety measures against fire and carbon monoxide. Its dual functionality as a smoke and CO detector is a key strength, allowing users to monitor for both dangers with a single device. The hardwired installation is complemented by a battery backup, ensuring that the detector remains operational even during power outages, which is crucial in an RV setting.

The enhanced sensing technology helps reduce false alarms, particularly from cooking fumes, which can be a common issue in small spaces. This feature, along with the interconnect capability, means that if one detector goes off, all connected units will alert you, providing additional safety while traveling. The inclusion of LED indicators provides clear status updates, making it easy to understand the device's operation at a glance.

There are some considerations to keep in mind. While the hardwired feature is advantageous for permanent installations, it may not be the best fit for RV users who prefer a more portable solution. Additionally, a manual push test is necessary to ensure proper functionality, which requires regular user engagement. The 10-year warranty is a plus, but this assumes that the user knows when the device was first powered on, which can be a challenge for some.

Rating
9.1
Power Source
Sensor Type
Alarm Volume

Most important from
1020 reviews

Power Source
The backup battery feature is invaluable, especially in rural areas where every second counts in an emergency.
Sensor Type
Swapping to these detectors eliminated false alarms from cooking, thanks to their enhanced sensing technology.
Alarm Volume
The detectors are very loud and have distinct tones for fire and carbon monoxide, making it easy to identify the type of alert.
#3

Kidde Carbon Monoxide Detector, Plug In Wall with AA Battery Backup, Test-Hush Button

Rating
8.8
Power Source
Test and Silence Features

Most important from
35354 reviews

Power Source
Easy to install—just plug it in—and the backup AA battery ensures it works even during power outages.
Test and Silence Features
The test-hush button is super convenient for checking the unit or silencing false alarms.

The Kidde Carbon Monoxide Detector is a reliable choice for safeguarding your home against carbon monoxide. It is designed for easy plug-in installation into any standard 120V outlet, ensuring straightforward setup without the need for professional help. Its electrochemical sensor is known for accuracy in detecting CO levels. The detector also includes a 2-AA battery backup, which is a vital feature, as it ensures functionality during power outages.

The alarm sounds at 85 decibels, which is loud enough to alert you but might not be sufficient for extremely large spaces or individuals with hearing impairments. This makes it suitable for average-sized homes or apartments. The Peak Level Memory feature is particularly useful, recording the last detected CO level or the last test, which can help in monitoring potential issues. The Test-Hush Button allows for easy testing and silencing of false alarms, adding to its user-friendly nature.

Additionally, it has an end-of-life chirp, notifying you when the unit needs replacement, which is an essential aspect for long-term safety. The alarm's warranty lasts 10 years, but this does not cover battery performance. The Kidde detector is also UL listed, which adds a layer of credibility and reliability. Those seeking a dependable and easy-to-install CO detector with critical backup features and straightforward operation will find this model to be a good fit. However, users should be aware of its limitations in larger spaces and the need to replace batteries periodically.

Rating
8.8
Power Source
Test and Silence Features

Most important from
35354 reviews

Power Source
Easy to install—just plug it in—and the backup AA battery ensures it works even during power outages.
Test and Silence Features
The test-hush button is super convenient for checking the unit or silencing false alarms.

Buying Guide for the Best RV Carbon Monoxide Detectors

Choosing the right RV carbon monoxide detector is crucial for ensuring your safety while traveling. Carbon monoxide is a colorless, odorless gas that can be deadly, so having a reliable detector in your RV is essential. When selecting a carbon monoxide detector, consider the following key specifications to ensure you get the best fit for your needs.
Power SourceThe power source of a carbon monoxide detector is important because it determines how the device will be powered and how reliable it will be. There are three main types: battery-operated, hardwired, and plug-in. Battery-operated detectors are portable and easy to install, making them ideal for RVs. Hardwired detectors are connected to your RV's electrical system and often have a battery backup, providing continuous protection. Plug-in detectors are convenient but require an electrical outlet. Choose a power source that fits your RV setup and ensures continuous operation.
Sensor TypeThe sensor type in a carbon monoxide detector affects its sensitivity and accuracy. The two main types are electrochemical and metal oxide semiconductor sensors. Electrochemical sensors are highly accurate and respond quickly to carbon monoxide, making them a popular choice. Metal oxide semiconductor sensors are less common but still effective. For RV use, an electrochemical sensor is generally recommended due to its reliability and quick response time.
Alarm VolumeThe alarm volume is crucial because it determines how easily you can hear the detector in case of an emergency. The volume is usually measured in decibels (dB). A louder alarm, typically around 85 dB or higher, is preferable as it ensures you can hear it even if you are sleeping or in a different part of the RV. Consider your RV's size and layout when choosing the alarm volume to ensure it will be audible throughout the vehicle.
Display and IndicatorsA carbon monoxide detector with a clear display and indicators can provide real-time information about CO levels and the device's status. Look for detectors with digital displays that show CO levels in parts per million (ppm). Additionally, indicators for battery life, sensor status, and end-of-life alerts are useful features that help you maintain the detector and ensure it is functioning correctly. Choose a detector with a user-friendly display and clear indicators to stay informed about your safety.
Test and Silence FeaturesTest and silence features are important for maintaining and managing your carbon monoxide detector. The test feature allows you to check if the detector is working properly, while the silence feature lets you temporarily mute the alarm in case of a false alarm. These features are essential for ensuring the detector's reliability and for managing any nuisance alarms without compromising safety. Make sure the detector you choose has easy-to-use test and silence buttons.
Lifespan and WarrantyThe lifespan and warranty of a carbon monoxide detector indicate how long the device will function effectively and the manufacturer's confidence in their product. Most detectors have a lifespan of 5 to 10 years, after which they need to be replaced. A good warranty, typically ranging from 5 to 10 years, provides peace of mind and protection against defects. Check the lifespan and warranty details to ensure you are investing in a durable and reliable detector.

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