The carbon monoxide detector is a safety device that can alert homeowners of a CO leak and help them escape a potentially life-threatening situation, like carbon monoxide poisoning. When considering purchasing and installing CO alarms in your home there are a few things you should know beforehand:

First Alert offers a variety of CO detectors to meet your family’s needs: Battery Operated; Plug-In Operated; 10-Year Sealed Battery; Tabletop Alarm with Digital Display; Help protect your family from the poisonous gas with CO and smoke detectors from First Alert, the most trusted brand in …

The First Alert® CO400 Battery-Operated Carbon Monoxide Alarm utilizes an electrochemical carbon monoxide sensor to detect carbon monoxide. This carbon monoxide detector is battery operated, making it portable and easy to use, even in the event of a power outage.

2025年1月7日 · Top 7 Carbon Monoxide Detectors. Best Visual Alerts: First Alert Combination Smoke and Carbon Monoxide Detector; Best Pack Options: Kidde Smoke & Carbon Monoxide Detector; Best Plug-In Detector: Kidde Nighthawk Carbon Monoxide Detector; Best Lifespan: X-Sense Smoke and Carbon Monoxide Detector

Keep your family safe with this easy to use, battery operated carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure

2004年9月14日 · Features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, no matter where the detector is placed in the room ; A loud 85 decibel alarm sounds when carbon monoxide levels reach dangerous levels ; To ensure complete protection make sure to place 1 on each level of your home and in each bedroom

2015年7月2日 · A loud 85-decibel alarm sounds when CO levels reach dangerous levels ; 10-year limited warranty; Equipped with end-of-life signal chirp, so you know when it’s time to replace the unit for safety ; All first alert CO alarms are rigorously tested to meet UL standards

CO Alert from Digital Yacht is built for demanding, maritime environments plus has NMEA 2000 integration so alerts will pop up on the boat’s compatible MFD. CO Alert creates a standard NMEA 2000 alert PGN which allows pop up alarms on compatible MFDs.

The First Alert CO400 carbon monoxide alarm uses an electrochemical sensor the most accurate technology available. The permanent sensor lasts up to 5 years. It is powered by a 9V replaceable battery giving you peace of mind even during power outages. The test/silence button silences the alarm and allows you to test its functionality.