Smoke Detectors & Fire Alarms - The Home Depot
Get free shipping on qualified Smoke Detectors products or Buy Online Pick Up in Store today in the Electrical Department.

Smoke Detectors | Smoke Alarms | Fire Alarms | Lowe's
Smoke detectors and fire alarms give dependable early alerts to help safeguard your family and home. Find trusted fire safety to buy today at Lowe's.

Smoke Detectors Prices & Local Availability | Walmart
Shop smoke detectors at Walmart. Compare power source, alarm type, connectivity, pack size, and pickup or delivery availability.

The 8 Best Smoke Alarms in 2026 - Popular Mechanics
We feature smoke detectors across a range of price points, starting at about $20 for something basic but effective, like the First Alert Hardwired Smoke Detector, to high-end, multi-unit systems ...

Amazon.com: Smoke Detectors & Fire Alarms - Smoke Detectors & Fire ...
Online shopping for Smoke Detectors & Fire Alarms from a great selection at Tools & Home Improvement Store.

Smoke Alarms & Detectors - Kidde
Kidde smoke alarms and smoke detectors with battery, hardwired, and 10‑year options. Get fast, reliable fire detection for every room.

Smoke Detectors at Menards®
Shop our selection of battery operated or hardwired smoke detectors and save BIG!

Best Smoke and Carbon Monoxide Detectors of 2026 - Consumer Reports
Here are the best smoke and carbon monoxide detectors of 2026, models from First Alert, Kidde, and Siterwell that excelled in CR's rigorous lab tests.

Hard Wired and Battery Smoke Detectors - Ace Hardware
The smoke and fire alarms section here at Ace contains both battery-powered and hard-wired smoke detector models suitable for both residential and commercial use, providing reliable protection and increased peace of mind.

Smoke detector - Wikipedia
Smoke detector Smoke detector mounted on a ceiling A smoke detector is a device that senses smoke, typically as an indicator of fire. Smoke detectors/alarms are usually housed in plastic enclosures, typically shaped like a disk about 125 millimetres (5 in) in diameter and 25 millimetres (1 in) thick, but shape and size vary.