Smart Detection for Everyday Peace of Mind

Advancements in building systems and modern appliances have significantly improved efficiency, but they can also introduce serious risks that should not be overlooked. Carbon monoxide emissions can occur in various areas and, if left undetected over time, may pose a serious threat to health and safety. To help protect both people and property, this monitor provides continuous awareness by detecting carbon monoxide levels at all times. If levels exceed safe limits, the alarm sounds immediately to alert you and ensure prompt action can be taken.

Protect what matters most with the Kidde 5CO Carbon MonoxideAlarm, a reliable and easy-to-use safety essential designed to keep your home and family protected from the silent danger of carbon monoxide. Featuring a 10-year electrochemical sensor, this alarm delivers long-lasting performance and peace of mind, while the AA battery operation ensures flexible placement anywhere in your home without the need for wiring.

Key Features & Benefits

fire smoke & Carbon alram system


Advanced 10-Year Sensor Technology: Built with a high-quality electrochemical sensor that provides accurate carbon monoxide detection for up to 10 years, helping ensure dependable protection over the long term.

Battery Powered for Easy Installation: Operates on AA batteries, making it simple to install in bedrooms, hallways, kitchens, or any area where carbon monoxide risks may occur—no electrician or hardwiring required.

Early Warning for Dangerous CO Levels: Detects the presence of carbon monoxide quickly and alerts you with a loud audible alarm, giving you valuable time to act in an emergency.

Clear LED Indicators: Easy-to-read status lights help you instantly identify whether the unit is operating normally, detecting carbon monoxide, or needs attention.

Test & Reset Function: Convenient test/reset button allows you to regularly check alarm performance and silence false alerts with ease.

Trusted Kidde Safety Performance: From one of the most recognized names in home safety, the Kidde 5CO offers the reliability and confidence homeowners trust.

Choose the Kidde 5CO considering what’s best for your lifestyle, Carbon monoxide is an invisible, odorless gas that can be extremely dangerous if left undetected. The Kidde 5CO Carbon Monoxide Alarm is designed to provide continuous protection, combining long sensor life, simple battery-powered convenience, and trusted detection technology in one compact unit. Whether you're upgrading your home safety system or replacing an older alarm, this is a smart and essential choice for everyday peace of mind.

Best for using at the ideal places to keep everyone safe

fire, smoke & carbon detection alarm


Homes and apartments

Bedrooms and sleeping areas

Hallways near fuel-burning appliances

Rental properties and holiday homes

Anyone looking for a dependable, long-lasting CO alarm

Stay Safe with Confidence

Choose the Kidde 5CO Carbon Monoxide Alarm with 10-Year Sensor & AA Battery for dependable protection, simple installation, and long-term reassurance. A small device that makes a big difference when it matters most.