Kidde KN-COPP-3 (900-0076-01) KN-COPP-3 Nighthawk AC/DC Plug-in Operated Carbon Monoxide Alarm with Digital Display

Protect occupants and assets with professional-grade carbon monoxide monitoring from Kidde Residential. The KN-COPP-3 Nighthawk plug-in CO alarm combines AC-powered reliability with a 9V battery backup so your site stays protected even during power outages. A clear digital display updates every 15 seconds, reporting CO levels from 11 to 999 ppm and storing peak readings to help you quickly assess exposure events. Built with an electrochemical sensor and UL2034 certification, this carbon monoxide detector provides the accurate, low-drift performance required for building safety and security programs. Installation is fast and flexible — plug directly into the wall, use the included 6' cord, or place it on a tabletop to suit offices, multi-family housing, job sites, or common areas. Maintenance is simple with a single test/reset button and a 10-year limited warranty that minimizes lifecycle management. Add the KN-COPP-3 to your monitoring and safety plan today to enhance on-site safety, regulatory compliance, and peace of mind.

• Continuous AC power with 9V battery backup ensures uninterrupted CO monitoring during power outages
• Bright digital display shows real-time CO levels (11–999 ppm) with peak-memory for fast incident assessment
• Flexible installation: direct plug-in, 6' power cord, or tabletop placement to suit any site layout
• Electrochemical sensing and UL2034 certification deliver reliable, industry-grade carbon monoxide detection
• Low-maintenance design with test/reset button and a 10-year limited warranty for long-term safety investment