Kidde 21033081 Hardwired Smoke Alarm with AA Battery Backup

Keep people and property safer with the Kidde Residential 21033081 hardwired smoke alarm, designed for dependable, around-the-clock protection. This modern 5" smoke detector combines a 120V AC primary power source with two included AA replaceable batteries for uninterrupted monitoring during power outages. Its enhanced sensing and multi-color LED status indicators deliver fast, clear alerts while reducing nuisance alarms from cooking—so building occupants get accurate, actionable warnings.

Built to the latest UL standards, the Kidde 21033081 features self-testing functionality and interconnected alarm capability, allowing multiple units to sound simultaneously for faster whole-building notification. The alarm also provides an end-of-life reminder at 10 years to simplify maintenance and compliance in residential and light-commercial installations. Ideal for property managers, contractors, and integrators, this smoke detector integrates into broader security and monitoring strategies without adding complexity.

Install quickly with the twist-and-click mounting bracket and add reliable fire detection to your safety plan—perfect for homes, multi-family units, and small commercial spaces. Order now to upgrade your site’s fire safety and monitoring.

• Provides fast, reliable fire detection to help protect occupants and property with clear, audible alerts
• Hardwired 120V primary power with 2 AA replaceable battery backup ensures continuous operation during outages
• Interconnected capability lets multiple alarms trigger together so every room is alerted faster for quicker evacuation
• Self-testing and multi-color LED status indicators reduce maintenance time and provide visible operational confidence
• End-of-life notification and UL-tested design simplify lifecycle management and ensure long-term safety compliance