Kidde i4618AC Hardwire Smoke Alarm – 4 Pack

The Kidde i4618AC Hardwire Smoke Alarm is an ionization detector designed for reliable home protection. Operating on 120V with a 9V battery backup, it keeps watch during brief outages and simplifies maintenance through thoughtful design and practical features.

Smart, simple installation

• Front battery pull tab activates the backup without removing the unit from its mounting bracket.
• A large mounting base helps align the alarm and protects painted surfaces during installation.
• Pre-stripped wiring harness with an easy-off cap streamlines wiring, while tinned strands improve conductivity and wire nut grip.

Usability and coordinated alarms

• Large, centrally located Test/Hush button makes testing and silencing alarms quick and intuitive.
• Dust cover guards the sensor from construction dust, reducing nuisance alarms during renovations.
• Interconnectable with up to 24 devices (18 initiating), including smoke, CO, and heat alarms, enabling shared alerts across the system.
• Tamper-resistant locking feature helps deter theft in shared spaces.

Power, placement, and monitoring

• Battery backup ensures protection during power interruptions, while the operating range covers typical home environments (40 to 100 degrees Fahrenheit).
• Alarm memory flashes the red LED to indicate the initiating unit in an interconnected network, aiding quick response.

Designed for new builds, renovations, and multi-room layouts, this 4-pack provides consistent coverage across bedrooms, hallways, and living areas. While no alarm guarantees protection, the i4618AC combines straightforward installation with dependable power and expandability.