10 Best RV Carbon Monoxide Detectors 2025 in the United States

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.

The First Alert Combination Smoke & Carbon Monoxide Alarm (SMCO100) is a solid choice for those seeking dual protection from both smoke and carbon monoxide in an RV or small living space. Its battery-powered design (using included AA alkaline batteries) makes installation simple without worry about wiring, which is ideal for RV setups where power sources vary. The photoelectric sensor is designed to reduce false alarms often caused by cooking, which can be a common nuisance in compact kitchens.

A notable feature is the test and silence button, allowing you to quickly check functionality or mute nuisance alarms without removing batteries or disabling the device. Additionally, the alarm provides an end-of-life warning, signaling when it’s time to replace the unit, which helps maintain safety without guesswork. Its 10-year limited warranty offers peace of mind for long-term use. The unit is lightweight and compact, making it portable and easy to place in various RV locations.

This First Alert alarm meets key needs for RV users wanting reliable smoke and CO detection with minimal fuss. If louder alarms or more detailed display information are important, you might want to verify those features before purchasing.

The Kidde Carbon Monoxide Detector is a battery-powered device that uses electrochemical sensor technology to detect carbon monoxide (CO) gas. It operates on 2-AA batteries, which are included, making it useful during power failures. The installation process is straightforward as no wiring is needed, and its portable design allows it to be easily placed on a wall or a tabletop in your RV. This detector features a green LED to indicate its power status, a red LED and an 85-decibel alarm to indicate the presence of CO.

Additionally, it has an Event Memory function to record the last time CO was detected or when the unit was last tested. Its small size and light weight (8 ounces) make it a convenient choice for RV owners looking for safety devices. The product also comes with a 10-year warranty, which speaks to its durability. However, it is essential to note that this detector requires battery replacements and regular testing to ensure it is functioning correctly. Some users might find the need to replace batteries occasionally inconvenient. Moreover, while the 85-decibel alarm is loud, it might not be sufficient in very noisy environments.

Despite these minor drawbacks, the Kidde Carbon Monoxide Detector stands out due to its reliability and ease of use, making it an excellent choice for safeguarding against carbon monoxide in an RV setting.