Kidde KN-COEG-3 Nighthawk AC/DC Plug-in Operated Carbon Monoxide and Explosive Gas Alarm with Digital Display

Protect people and property with continuous, dual-hazard monitoring from the Kidde Residential Nighthawk KN-COEG-3 carbon monoxide alarm. Designed for homes, multi-family buildings and light commercial spaces, this plug-in CO and explosive gas detector gives facility managers and contractors a reliable safety layer that’s easy to deploy. The bright digital display reports real-time CO levels (ppm) while a metal-oxide sensor detects natural gas and propane; an electrochemical CO sensor ensures accurate readings. AC-powered with a 9V battery backup, the KN-COEG-3 maintains protection during power outages and automatically records peak CO levels for incident review. UL2034 listing, a loud 85 dB alarm at 10 ft, and a 7-year service life provide code-friendly performance and long-term value. Use this Kidde carbon monoxide alarm in kitchens, garages, utility rooms, rental units, or any area requiring continuous environmental monitoring as part of your security and life-safety strategy. Add the KN-COEG-3 to your safety plan today for dependable CO and gas detection — order now for quick installation and peace of mind.

• Dual-threat protection: detects carbon monoxide and explosive gases (methane/propane) to protect occupants and assets.
• Continuous digital monitoring: front-panel display shows current CO ppm and gas presence for fast, actionable awareness.
• Power reliability: plug-in 120VAC operation with 9V battery backup keeps monitoring active during outages for uninterrupted safety.
• Professional-grade sensing: electrochemical CO sensor and metal-oxide gas sensor deliver accurate detection and UL2034-listed reliability.
• Flexible installation: direct plug-in, 6' power cord, or tabletop placement lets you deploy where monitoring is needed most.
• Clear alerts and long life: loud 85 dB alarm at 10 ft, 7-year service life and 5-year limited warranty for lower lifecycle cost.